Codes

Type	Description	Root
AcknowledgementCondition Message Acknowledgement Type	The codes identify the conditions under which accept acknowledgements are required to be returned in response to this message. Note that accept acknowledgement address two different issues at the same time: reliable transport as well as syntactical correct
AcknowledgementDetailCode Message Response Code	A site specific code indicating the specific problem being reported by this Ack Detail.
AcknowledgementDetailType Error Message Type	A code distinguishing between errors, warnings and information messages related to the transmission of the message
AcknowledgementType Acknowledgment Response	This attribute contains an acknowledgement code as described in the HL7 message processing rules.
ActCareEventType Care Composition Type	Codes identifying types or categories of a care composition (i.e. encounter, outpatient encounter, emergency encounter, day surgery encounter, short visit encounter, episode or care event)	ActCode
ActCareProvisionRequestType Referral Request Type	Codes identifying different types of referral requests. These codes identify the general type of care or category of services requested. They are not used to represent the indication or diagnosis which triggered the need for the referral.	ActCode
ActClass
ActCode	A code specifying the particular kind of Act that the Act-instance represents within its class.
ActCommonCodedClinicalObservationCategoryListCode Coded Observation Category	Provides high-level categorizations for clinical non-laboratory and non-DI coded observations that do not require numeric values with a specific unit of measure. For example, "Test Scores", "Signs", "Coded Physiological Characteristics", etc.
ActConsentInformationAccessOverrideReason Consent Override Reason	Indicates why the information is being accessed
ActConsentInformationAccessReason Consent Override Reason	Indicates why the information is being accessed	ActReason
ActConsentType Consent Type	Differentiates what form of consent is being granted	ActCode
ActDetectedIssueCode Issue Type	Identifies types of detected issues for Act class "ALRT"	ActReason
ActDetectedIssueManagementCode Issue Management Type	Codes dealing with the management of Detected Issue observations	ActCode
ActDiagnosisCode Diagnosis Codes	Contains a set of coordinated information related to a diagnosis or health condition. When not conveying SNOMED codes, represents a fixed value.
ActEventCategoryWorkingListCode Event Category List	Identifies broad categorization of clinical event records. Categories of records include: Allergies, Drugs, Lab results, Referrals, etc.
ActHealthConditionType Condition Type	Identifies the type of health condition being represented	ObservationValue
ActIndicationType Indication	Identifies codes describing the reason for an act	ObservationValue
ActInformationAccessCode Consent Information Type	Indicates the sort of information for which permission to access is being sought or has beein granted
ActInformationAccessTypeCode Consent Information Type	Indicates the sort of information for which permission to access is being sought or has beein granted	ActCode
ActInformationCategoryCode Maskable Record Type	Indicates the set of Act "types" which may be masked	ActCode
ActIssuePriority Issue Importance	Indicates the relative importance or priority of a detected issue	ActPriority
ActiveIngredientDrugEntityType Drug Ingredient Code	The unique identifier for the drug or chemical.	EntityCode
ActMedicationDocumentCode Medication Document Type	Indicates types of medication documents that can be retrieved.	ActCode
ActMonitoringProtocolCode Monitoring Program Type	Identifies types of monitoring programs	ActCode
ActMood
ActNoImmunizationReason Immunization Refusal Reason	A coded description of the reason for a patient's refusal to be immunized.	ActReason
ActNonConditionIndicationCode Other Indication Value	Codes representing indications other than diagnosis and indications (e.g. contrast agents for lab tests)	ObservationValue
ActNonLabDICodedObservationCategoryList Coded Observation Category	Provides high-level categorizations for clinical non-laboratory and non-DI coded observations that do not require numeric values with a specific unit of measure. For example, "Test Scores", "Signs", "Coded Physiological Characteristics", etc.	ObservationValue
ActNonLabDIMeasuredObservationCategoryList Measured Observation Category	A high-level categorization for clinical non-laboratory and non-DI measured observations with numeric values and specific units of measure. For example, "Vital Signs", "Physiological Measurements", etc.	ObservationValue
ActPatientAnnotationCode Patient Note Type	Provides a categorization for annotations recorded directly against the patient	ActCode
ActPharmacySupplyType Dispense Type	Identifies types of dispensing events	ActCode
ActPriority
ActPrivilegeCategorizationType Restriction To PracticeType	Observations used to characterize a privilege, under which this additional information is classified.	ActCode
ActProcedureCategoryList Professional Service Category	Describes the high level classification of professional services for grouping.	ActCode
ActProfessionalServiceCode Professional Service Code	Denotes the specific service that has been performed. This is obtained from the professional service catalog pertaining to the discipline of the health service provider.	ActCode
ActReason
ActRelationshipSubset
ActRelationshipType Act Relationship Type	A code specifying the meaning and purpose of every ActRelationship instance. Each of its values implies specific constraints to what kinds of Act objects can be related and in which way.
ActServiceDeliveryLocationService Available Service Type	Concepts representing the categorization of health services available at a particular delivery location site.	ActCode
ActSimpleMeasurableClinicalObservationCategoryListCode Measured Observation Category	A high-level categorization for clinical non-laboratory and non-DI measured observations with numeric values and specific units of measure. For example, "Vital Signs", "Physiological Measurements", etc.
ActSite
ActSpecimenTransportCode Specimen Transport Type	Code associated with the transport of the specimen.
ActStatus Status Code	Codes representing the defined states of an Act as defined by the Act class state machine.
ActSubstanceAdministrationCode Drug or Vaccine Indicator	Distinguishes between administrations dealing with vaccines from other types of drugs.	ActCode
ActSubstanceAdministrationImmunizationCode		ActCode
ActSubstanceAdminSubstitutionCode Substitution Code	Identifies the types of substitution that may be permitted when ordering a medication, as well as those which have actually occurred during a dispense	ActCode
ActSupplyFulfillmentRefusalReason Dispense Refusal Reason	Indicates why a fulfiller refused to fulfill a supply order, and considered it important to notify other providers of their decision	ActReason
ActSymptomCode Symptom Codes	Contains a set of coordinated information describing a symptom. When not conveying SNOMED codes, represents a fixed value.
ActTherapyDurationWorkingListCode Medication Therapy Type	Codes used to identify different types of 'duration-based' working lists. Examples include "Continuous/Chronic", "Short-Term" and "As-Needed".	ActCode
ActUncertainty Allergy Confirmation Indicator	Specifies that an act statement is made with or without an assertion of uncertainty. Codes used in conveying to other Health Service Providers, the level of confidence to be placed in a patient's recorded medical condition.
AddressPartType
AdministrableDrugForm Administrable Drug Form (Dosage Unit)	Indicates the form in which the drug product should be administered. Usage: This element only needs to be specified when (a) the form in which the drug is measured for dispensing differs from the form in which the drug is administered	MaterialForm
AdministrativeContactRoleType Contact Type	Indicates the primary purpose or type of person intended to be reached using a set of contact information. I.e. the categories that may be displayed in a phone directory listing. E.g. Admitting, billing, after-hours, etc.	RoleCode
AdministrativeGender Patient Gender	The gender of a person used for adminstrative purposes (as opposed to clinical gender)
AllergyTestValue Allergy Test Result Code	Indicates the result of a particular allergy test	ObservationValue
AssignedRoleType Functional Role Type	Arole type that is used to further qualify an entity playing a role where the role class attribute is set to RoleClass AssignedEntity	RoleCode
CanadianEHRRecordDetailType EHR Record Detail Type	Identifies the detailed record type of any record in the EHR
CareSummaryDocumentType Care Summary Category	A very general category for a document that summarizes a Care Composition.	ActCode
ClinicalDeviceEntity Device Type	Devices and medical supplies that may be ordered by prescribers and dispensed by pharmacies	EntityCode
ClinicalDrug Drug Code	A coded value denoting drug identification at various levels of abstraction. Examples include identification sysyem for manufactured drug product, generic formulation, generic, and therapeutic class	EntityCode
ClinicalReportDocumentType Clinical Observations Document Category	General categories of observation documents.	ActCode
ClinicalReportObservationType Clinical Observations Document Type	A more detailed typing of the type of clinical content contained in the document.	ActCode
CombinedPharmacyOrderSuspendReasonCode Prescription Order Suspend Reason (Part of Activity Reason hierarchy)	Indicates why the prescription should be suspended	ActReason
CommonClinicalObservationAssertionValue Coded Observation Assertion Value	The non-laboratory, non-diagnostic imaging coded observation if no value is also required to convey the full meaning of the observation. This may be a single concept code or a complex expression.
CommonClinicalObservationResultValue Coded Observation Result Value	The non-laboratory, non-diagnostic imaging coded (non-numeric) result of the coded observable or "question" represented by the paired concept from the the NonLabDICodedObservationType domain. Examples include an APGAR result, a functional assessment, etc. The value must not require a specific unit of measure.
CommonClinicalObservationSubValue Coded Observation Sub-Value	Represents observations for sub-types of a non lab coded observation. E.g. results for individual components of an APGAR score
CommonClinicalObservationType Observation Type	Types of measurement observations typically performed in a clinical (non-lab) setting. E.g. Height, Weight, Blood-pressure	ActCode
CommonClinicalObservationValue Coded Observation Value	The non-laboratory, non-diagnostic imaging coded observation if no value is also required to convey the full meaning of the observation. When the Coded Observation Type represents only the observable, this represents the coded (non-numeric) result of that non-laboratory, non-diagnositic imaging coded observation. Examples of the former include "Decreased breath sounds", of the latter include an APGAR result, a functional assessment, etc. The value must not require a specific unit of measure.	ObservationValue
CommonCodedClinicalObservationSubType Coded Observation Sub-Type	Represents the sub-types of a non lab coded observation. E.g.individual components of an APGAR score
CommonCodedClinicalObservationType Coded Observation Type	Identifies the type for a non-lab coded observations. E.g. Home support level
completed
CompliancePackageEntityType Compliance Package Type	A container intended to contain sufficient material for more than one use, but grouped or organized to provide individual access to sufficient material for a single use. Often used to ensure that the proper type and amount of material is consumed/expende	EntityCode
Confidentiality
ContainerCap
ContextControl Context Control Code	A code that specifies how an ActRelationship or Participation contributes to the context of an Act, and whether it may be propagated to descendent Acts whose association allows such propagation (see also attributes Participation.contextControlCode, ActRelationship.contextControlCode, ActRelationship.contextConductionInd).
ControlActNullificationReasonCode Message Undo Retract Reason (Part of Activity Reason hierarchy)	Indicates why the specific transaction should be undone	ActReason
ControlActReason Activity Reason	Identifies why this specific query, modification request, or modification occurred.	ActReason
CultureObservationCode Culture Observation Type	To be used to code and identify the Microbiology laboratory result observation "question".
DiagnosisValue Diagnosis Code	A medical condition found to be present in a subject.	ObservationValue
DocumentSectionType Section Type	Concepts that represent sections of clinical documents of any type.	ActCode
EncounterDischargeDisposition Discharge Disposition	Selected concepts that align with reportable discharge designations.
EntityCode
EntityNamePartQualifier
EntityNamePartType
EntityNameUse
EntityRisk Material Risk	Risk associated with the handling of the material.
ExposureAgentEntityType Exposed Material Type	Indicates the material to which the patient was exposed which is believed to be related to the adverse reaction	EntityCode
GenericRefusalReasonCode Generic Update Reason	Identifies why a change is being made to a patient's record
GenericUpdateReasonCode Generic Update Reason (Part of Activity Reason hierarchy)	Identifies why a change is being made to a patient's record	ActReason
GenericUpdateRefusalReasonCode Generic Update Refusal Reason	Identifies why a change is being refused to be made to a patient's record
HealthcareOrganizationRoleType Healthcare Organization Role Type	A role of a place that further classifies the clinical setting (e.g., cardiology clinic, primary care clinic, rehabilitation hospital, skilled nursing facility) in which care is delivered during an encounter.	RoleCode
HealthcareProviderRoleType Provider Type	A role type that is used to further qualify an entity playing a role where the role class attribute is set to HealthcareProviderRoletype. Examples: Registered Nurse, Chiropractor, Physician, Custodial Care Clinic.	RoleCode
HL7StandardVersionCode HL7 Standard Version	Indicates the version of the HL7 messaging standard being referenced. This is the domain of HL7 version codes for the Version 3 standards. Values are to be determined by HL7 and added with each new version of the HL7 Standard.
HL7TriggerEventCode HL7 Trigger Event	The trigger event referenced by the Control Act instance. Identifies the trigger event that occurred. Values are drawn from the available trigger events used in the release of HL7 identified by the versionCode.	ActCode
HumanLanguage Written In Language	A coded value denoting a specific language in which the monograph is written.
HumanSubstanceAdministrationSite Administration Site	The set of body locations to or through which a drug product may be administered.	ActSite
IdentifierScope Identifier Scope	Codes to specify the scope in which the identifier applies to the object with which it is associated, and used in the datatype propeerty II.
IncidentalServiceDeliveryLocationRoleType Location Type	Indicates types of non-dedicated service delivery locations. E.G. Patient Residence, Community Location, School, etc.	RoleCode
InformRequestType Inform Request Type	A coded value denoting a specific document type that a provider expresses to have routed to them from the Service Delivery Location to which they are associated.
IntoleranceValue Agent	Codes identifying pariticular groupings of allergens and other agents which cause allergies and intolerances	ObservationValue
IsolateObservationCode Isolate Type	To be used in the message when there is a requirement to communicate a result observation code that relates to a specific isolate. Example; 19090-0 Colony count
IssueFilterCode Issue Filter Code	Indicates how result sets should be filtered based on whether they have associated unmanaged or any persistent issues.	QueryParameterValue
IssueTriggerObservationValue Issue Trigger Observation Value	The combined domain for different types of coded observation issue triggers, such as diagnoses, allergies, etc.	ObservationValue
JurisdictionTypeCode Jurisdiction Type	Represents the Canadian provincial or territorial geographical area within which the Provider is operating
LaboratoryResultCodeValue Laboratory Coded Result
LanguageAbilityMode Language of Communication Skills Code	A value presenting the method of expression of the language.
LanguageAbilityProficiency Communication Profiency Level Code	A value representing the level of proficiency in the languageCode
LocationIdentifiedEntityRoleType Alternative Location Identifier Type	Describes types of identifiers other than the primary location registry identifier for a service deliveration location. Identifiers may be assigned by a local service delivery organization, a formal body capable of accrediting the location for the capability to provide specific services or the identifier may be assigned at a jurisdictional level.	RoleCode
ManufacturedDrug Manufactured Drug Code	Identifies a drug or the use of a drug as produced by a specific manufacturer	EntityCode
MaskableMaterialEntityType Maskable Product Type	Indicates the types of products whose associated records are allowed to be masked	EntityCode
MaterialForm
MediaType
MedicationGeneralizationRoleType Drug Category Code	Denotes a specific level in the hierarchical definition of drugs.	RoleCode
MedicationObservationType Drug Characteristic Type	Denoting the type of physical characteristic being documented. Kinds of characteristics include: Color, Shape, Markings, Size.	ActCode
MedicationOrderAbortReasonCode Prescription Order Abort Reason (Part of Activity Reason hierarchy)	Indicates the reason the order should be aborted	ActReason
MedicationOrderReleaseReasonCode Prescription Order Release Reason (Part of Activity Reason hierarchy)	Indicates why the prescription should be released	ActReason
MessageWaitingPriority Message Waiting Priority	Indicates the highest importance level of the set of messages the acknowledging application has waiting on a queue for the receiving application.
MicroorganismCode Microorganism Type	To be used when there is a laboratory reporting requirement to code a microorganism as part of the result value when the observation event is a questions such as "bacteria identified". Examples include: 112283007 escherichia coli 52499004 pseudomonas aeruginosa
NonDrugAgentEntity Non-Drug Agent	Indicates types of allergy and intolerance agents which are non-drugs. (E.g. foods, latex, etc.)	ObservationValue
NonLabDICodedObservationExpressionValue Coded Observation Expression Value	The non-laboratory, non-diagnostic imaging coded observation if no value is also required to convey the full meaning of the observation. This may be a single concept code or a complex expression.
NonlabDICodedObservationResultValue Coded Observation Result Value	The non-laboratory, non-diagnostic imaging coded (non-numeric) result of the coded observable or "question" represented by the paired concept from the the NonLabDICodedObservationType domain. Examples include an APGAR result, a functional assessment, etc. The value must not require a specific unit of measure.
NonLabDICodedObservationSubType Coded Observation Sub-Type	Represents the sub-types of a non lab coded observation. E.g.individual components of an APGAR score	ActCode
NonLabDICodedObservationSubValue Coded Observation Sub-Value	Represents observations for sub-types of a non lab coded observation. E.g. results for individual components of an APGAR score	ObservationValue
NonLabDICodedObservationType Coded Observation Type	Identifies the type for a non-lab coded observations.	ActCode
NonLabDICodedObservationValue Coded Observation Value	The non-laboratory, non-diagnostic imaging coded observation if no value is also required to convey the full meaning of the observation. When the Coded Observation Type represents only the observable, this represents the coded (non-numeric) result of that non-laboratory, non-diagnositic imaging coded observation. Examples of the former include "Decreased breath sounds", of the latter include an APGAR result, a functional assessment, etc. The value must not require a specific unit of measure.	ObservationValue
NonLabDIMeasuredObservationSubType Measured Observation Sub-Type	Represents the sub-types of a non lab measured observation. E.g. the systolic and diastolic components of a blood pressure, etc.	ActCode
NonLabDIMeasuredObservationType Measured Observation Type	Identifies the type for a non-lab measured observation with values requiring a specific unit of measure. E.g.pulse rate, angle of range of motion, blood pressure, etc.	ActCode
NullFlavor Null Flavour	Indicates why a value is not present
ObservationAllergyTestType Allergy Test Type	Indicates the type of allergy test performed	ActCode
ObservationCausalityAssessmentType Reaction Assessment Type (Relationship Type)	Contains a set of coordinated information describing the relationship between a reaction and an exposure. When not conveying SNOMED codes, represents a fixed value.	ActCode
ObservationCoordinateAxisType Coordinate Axis Type	Identifies the individual coordinate in the coordinate system inclusive of any transformations or projections. Examples of coordinate types are: meridian, range, township, longitude, latitude, lot, block, etc..
ObservationCoordinateSystemType Coordinate System Type	Identifies the coordinate system inclusive of any transformation projections.
ObservationCriteriaType Observation Criteria Type	Criterion used to specify the reference range (e.g age, gender, etc.)
ObservationDosageDefinitionPreconditionType Dosage Precondition Type	The set of observation codes that can be used to express pre-conditions to a particular substance-administration	ActCode
ObservationInterpretation Abnormal Flags	These interpretation codes are sometimes called "abnormal flags", however, the judgment of normalcy is just one of the common rough interpretations, and is often not relevant. For example, the susceptibility interpretations are not about "normalcy", and for any observation of a pathologic condition, it does not make sense to state the normalcy, since pathologic conditions are never considered "normal."
ObservationInterpretationNormality Observation Normality Interpretation	An interpretation of an observation to indicate whether the result is considered normal or abnormal. E.g. Abnormal, Low, High alert. Concepts in this category are mutually exclusive, i.e., at most one is allowed.	ObservationInterpretation
ObservationInterpretationSusceptibility Susceptibility Code	Microbiology: interpretations of minimal inhibitory concentration (MIC) values. At most one allowed.	ObservationInterpretation
ObservationIntoleranceType Allergy/Intolerance Category	Codes for different categorizations of reactions. E.g. "Allergy", "Intolerance", etc.	ActCode
ObservationIssueTriggerCodedObservationType Issue Trigger Observation Coded Type	Distinguishes the kinds of coded observations that could be the trigger for clinical issue detection. These are observations that are not measurable, but instead can be defined with codes. Coded observation types include: Allergy, Intolerance, Medical Condition, Pregnancy ststus, etc.	ActCode
ObservationIssueTriggerMeasuredObservationType Issue Trigger Observation Measured Type	Distinguishes between the kinds of measurable observations that could be the trigger for clinical issue detection. Measurable observation types include: Lab Results, Height, Weight.	ActCode
ObservationMethod Observation Method	A code that provides additional detail about the means or technique used to ascertain the observation. Examples: Blood pressure measurement method: arterial puncture vs. sphygmomanometer (Riva-Rocci), sitting vs. supine position, etc. Constraints: In all observations the method is already partially specified by the Act.code. In this case, the methodCode NEED NOT be used at all. The methodCode MAY still be used to identify this method more clearly in addition to what is implied from the Act.code. However, an information consumer system or process SHOULD NOT depend on this methodCode information for method detail that is implied by the Act.code.
ObservationOrderableLabType Lab Test Type	Identifies the types of lab tests that can be ordered.	ActCode
ObservationQueryMatchType Probabability Match Code	An observation related to a query response. Example: The degree of match or match weight returned by a matching algorithm in a response to a query.	ActCode
ObservationReportType Report Type	A set of codes specifying the type of Laboratory Report
ObservationSusceptibilityCode Susceptibility Code	Code identifiying the susceptibility (e.g. Resistent)
ObservationValue
OrderableDrugForm Orderable Drug Form	Indicates the form in which the drug product must be, or has been manufactured or custom prepared. Examples include: tablet, suspension, liquid, injectable, capsule, etc.	MaterialForm
OrderableObservationRequestCode Orderable Test	Name of the test(s) being ordered. May be used to group multiple observations in the result message (e.g. a subset of tests such as an Urinalysis Chemical).
OtherIdentifierRoleType Other Identifier Type	Identifies the type of identifier being supplied (e.g. driver's license number).
ParticipationFunction Participation Function	This code is used to specify the exact function an actor had in a service in all necessary detail.
ParticipationMode Participation Method Code (Prescription Transmission Method Information Received Method)	A set of codes specifying the modality by which the Entity playing the Role is participating in the Act. Examples: Physically present, over the telephone, written communication.
ParticipationSignature Attestation Code	<p>A code specifying whether and how the participant has attested his participation through a signature and or whether such a signature is needed.</p> <p><i>Examples:</i> A surgical Procedure act object (representing a procedure report) requires a signature of the performing and responsible surgeon, and possibly other participants. (See also: Participation.signatureText.)</p>
ParticipationType Participation type	A code specifying the meaning and purpose of every Participation instance. Each of its values implies specific constraints on the Roles undertaking the participation.
PatientCharacteristicObservationType Patient Characteristics Observation Type	Indicates type of characteristics a person should have for a given therapy to be appropriate and/or for positive identification of the person. E.g. Weight, Age, certain lab results, etc.	ActCode
PatientProfileQueryReasonCode Patient Profile Query Reason (Part of Activity Reason hierarchy)	Identifies why the patient's profile is being queried	ActReason
PersonalRelationshipRoleType Responsible Person Type	The type of relationship between the patient and another individual. Examples include, Parent, Substitute Decision Maker, Sibling, Neighbor, Friend.	RoleCode
PharmacySupplyEventAbortReasonCode Prescription Dispense Abort Reason (Part of Activity Reason hierarchy)	Identifies why the dispense event was not completed	ActReason
PharmacySupplyEventStockReasonCode Dispense Stock Reason (Part of Activity Reason hierarchy)	Indicates the reason for a "bulk supply" medication dispense	ActReason
PharmacySupplyRequestFulfillmentRevisionRefusalReasonCode Prescription Transfer Request Refusal Reason	Indicates why the request to transfer a prescription from one dispensing facility to another has been refused.
PharmacySupplyRequestRenewalRefusalReasonCode Prescription Order Renewal Refusal Reason (Part of Activity Reason hierarchy)	Identifies why a renewal prescription has been refused	ActReason
PositionCoordinateObservationCode Coordinate Systems	Identifies types of coordinate systems that can be used to describe or define a geographic location.	ActCode
PositionObservationCode Coordinate Axis	Identifies particular axis within a geographic position coordinate system.	ActCode
PostalAddressUse
PrescriptionDispenseFilterCode Prescription Dispense Indicator	A "helper" vocabulary used to construct complex query filters based on how and whether a prescription has been dispensed	QueryParameterValue
ProblemType Problem Type	Identifies the type of problem that requires, or may require healthcare intervention.
ProblemValue Problem Value	A code that describes a specific problem
ProcessingID HL7 Processing Code	This attribute defines whether the message is part of a production, training, or debugging system.
ProviderQueryResponseObject Provider Query Response Object	Allows via coded values, for determining which class or class attributes in the response model are to be valued in the response. By site agreement codes, this can be based upon local object model, or alternatively, the classes and attributes from the query response model.
QualifiedRoleType Expertise or Credentials Role Type	A code for the degree or educational rank that the credential specifies. May also apply to an Expertise type.	RoleCode
QueryParameterValue Parameter Values	The domain of coded values used as parameters within QueryByParameter queries. A "helper" vocabulary used to construct complex query filters.
QueryQuantityUnit Query Limit Unit of Measure	Values in this domain specify the units of a query quantity limited request.	QueryResponse
QueryRequestLimit Query Request Limit	Defines the units associated with the magnitude of the maximum size limit of a query response that can be accepted by the requesting application.
QueryResponse Query Result Response Status	Values in this domain allow a query response system to return a precise response status.
ReactionRelatednessAssessmentObservationValue Relatedness Assessment	Contains a set of coordinated information describing the relationship between a reaction and an exposure. When not conveying SNOMED codes, represents a fixed value.
ReferralDocumentType Referral Request Category	A general category defining referrals. Currently universally bound to LOINC document codes.	ActCode
ReferralRedirectIndicator Referral / Redirect Indicator	Flag indicating if an Order is a Referral or Redirect
ReportableToCode Results Reportable To	Codes associated with the type of organizations that may receive laboratory results (e.g. Public Health, Transplant, Cancer).
ResponseModality Query Indicator	Defines the timing and grouping of the response instances.
ResponseMode Response Mode Code	Specifies the mode, immediate versus deferred or queued, by which a receiver should communicate its receiver responsibilities.
RestrictionToPracticeCategorizationType Restriction To Practice Category Type	Category of restriction
RestrictionToPracticeCategorizationValue Restriction To Practice Category Code	Specific restriction category
RestrictionToPracticeType Restriction To Practice Code	Type of practice restriction.
ResultableObservationCode Resultable Test	To be used to code and identify the laboratory result observation "question". Examples include: 718-7 Hemoglobin
ResultStatusProcessStepCode Result Status Code	Used to identify if a result is Preliminary or Final.
RoleCode
RoleLinkType
RoleStatus Role Status	Codes representing the defined possible states of an Role, as defined by the Role class state machine
RoleStatusNormal Normal Role Status	Differentiates whether the role is active, suspended or terminated	RoleStatus
RoutedDocumentType Routed Document Type	A coded value denoting a specific document type that a provider expresses to have routed to them from the Service Delivery Location to which they are associated.
RouteOfAdministration Route of Administration	This is the means by which a substance is to be admiinistered to the patient.
SectionHeadingObservationCode Section Heading Type	To be used to identify a Pathology result observation
SensitivityBatteryCode Sensitivity Battery Type	To be used to code and group multiple sensitivity observations in the message. Examples include: 29576 6 Bacterial Susceptibility Panel 29679-0 Mycobacterial Susceptibility Panel There is no value associated with this code type.
SensitivityObservationCode Sensitivity Observation Type	To be used to code the specific antimicrobial agent observation. Examples include: 18864-9 Ampicillin 186-7 Ciprofloxacin 185-9 Ciprofloxacin (method = MIC)
Sequencing
ServiceDeliveryLocationPlaceType Location Place Type	The type of physical site of a registered service delivery location in terms of the physical structure. E.g. Building, Room, Floor, Campus	EntityCode
ServiceDeliveryLocationRoleType Service Delivery Location Type	A role of a place that further classifies the setting (e.g., accident site, road side, work site, community location) in which services are delivered.	RoleCode
ServiceDeliveryRoleStatus Service Delivery Role Status	An indication of whether a Service Delivery Location iis currently capable of deliverying services.	RoleStatus
SeverityObservation Severity Level	An indication of the seriousness of a patient's medical condition or issues. Conditions for which severity levels are assigned include: disease state, allergies, intolerance and contraindications involving combinations of drugs and other conditions.	ObservationValue
SimpleMeasurableClinicalObservationSubType Measured Observation Sub-Type	Represents the sub-types of a non lab measured observation. E.g. the systolic and diastolic components of a blood pressure, etc.
SimpleMeasurableClinicalObservationType Measured Observation Type	Types of measurement observations typically performed in a clinical (non-lab) setting. E.g. Height, Weight, Blood-pressure	ActCode
SpecimenIdentifierRoleType External Specimen Identifier Type	An indication of the type of specimen identifier supplied from an external lab.
SpecimenObservationCode Specimen Collection Information	Specimen collection information.
SpecimenTypeCode Specimen Type Code	For Human Lab: To be used to code the anatomic component of the specimen that the observation diagnosis relates to. Examples include: 386802000 endometrial biopsy 309146009 thyroid fine needle aspirate sample
StatusRevisionRefusalReasonCode Status Update Refusal Reason Code	Indicated why the act revision (status update) is being refused.
SubjectReaction Reaction Type	A code to capture the kind of reaction that was suffered by the investigated subject	ObservationValue
SubscriptionStatus Subscription Status	A code specifying the status of a user s subscription to a given broadcast topic.
SubstanceAdministrationPermissionRefusalReasonCode Prescribing/Dispensing Authorization Refusal Reason (Part of Activity Reason hierarchy)	Indicates why the requested authorization to prescribe or dispense a medication has been refused.	ActReason
SubstanceAdministrationType Drug Codes	Contains a set of coordinated information related to a drug being prescribed or dispensed. When not conveying SNOMED codes, represents a fixed value.
SubstanceAdminSubstitutionNotAllowedReason Substitution Not Allowed Reason	Reasons prescibers may choose to insist the prescribed medication not be substituted at dispense time.	ActReason
SubstanceAdminSubstitutionReason Product Selection Reason Code	Indicates that the reason to substitute or to not substitute was driven by a specific factor. The possible factors being: 1. Continuing therapy; 2. Formulary policy; 3. Out of Stock; and 4. Regulatiry requirement.	ActReason
SupplyOrderAbortReasonCode Prescription Order Non-Dispensable Reason (Part of Activity Reason hierarchy)	Indicates why the prescription should no longer be allowed to be dispensed (e.g. reduce outstanding refills to 0)	ActReason
SupportingClinicalInformationCode Supporting Clinical Information Category	To be used for coding the observation ("question") when supporting clinical information is to be provided in the message.
SupportingClinicalInformationValue Supporting Clinical Observation Value	Value denoting the supporting clinical value to be communicated.
SupportingInformationCode Supporting Clinical Observation Code	Code used to describe the observation as supporting clinical information.
SurgicalPathologyMethodCode Surgical Pathology Specimen Collection Method Code	To be used to code the method of specimen collection component of the specimen that is related to the specimen entity type. Example includes: 392003006 Colposcopy
SymptomValue Symptom Code No Business Usage info	Indicates the possible symptoms which might be the cause of a particular healthcare action.	ObservationValue
TelecommunicationAddressUse
TerritorialAuthorityRoleType Territorial Authority Type	Concepts which further charaterize the type pf territorial authority. Examples: public health authority, judicial authority, national authority.
TopicPriority Topic Priority	A code specifying the priority of the broadcast topic as opposed to the Message Waiting Priority
UnitsOfMeasureCaseSensitive
URLScheme
VaccineEntityType Vaccine Code	Codes for vaccines that may be administered.	EntityCode
x_ActClassCareProvisionEncounter Encounter Type	An interaction between a patient and healthcare participant(s) for the purpose of providing patient service(s) or assessing the health status of a patient. For example, outpatient visit to multiple departments, home health support (including physical therapy), inpatient hospital stay, emergency room visit, field visit (e.g. traffic accident), office visit, occupational therapy, telephone call.	ActClass
x_ActClassCareProvisionObservation Observation Order or Referral	Consists of OBS and PCPR	ActClass
x_ActClassCareProvisionProcedure Service Order or Referral	Consists of PROC and PCPR	ActClass
x_ActMoodDefEvnRqo Dosage Spec Type	Indicates whether a dosage specification applies to an order, an event (e.g. a dispense) or a defintion (a dosage protocol)	ActMood
x_ActMoodOrderEvent Real vs. Potential	Distinguishes between actions that are occurring or have occurred from those that are potential (have been ordered or are intended)	ActMood
x_ActMoodOrdPrmsEvn Real vs. Potential	Distinguishes between actions that are occurring or have occurred from those that are potential (have been ordered or are intended)	ActMood
x_ActMoodRequestEvent Dosage Spec Type	Indicates whether a dosage specification applies to an order, an event (e.g. a dispense) or a defintion (a dosage protocol)	ActMood
x_ActObservationHeightOrWeight Patient Measurement Type	The set of codes used to identify observations relating to height and weight	ActCode
x_ActStatusActiveComplete Report Final Indicator	Used to identify whether a document is considered to be the final version or not	ActStatus
x_ActStatusActiveSuspended Service Availability Status	An indication of whether a Service Delivery Location iis currently capable of deliverying services.	ActStatus
x_BasicAddressPartType Address Part Type	Separates semantically relevant pieces of an address	AddressPartType
x_BasicConfidentialityKind Masking Indicator	Used to enumerate the typical confidentiality constraints placed upon a clinical record/document.	Confidentiality
x_BasicPersonNamePartQualifier Person Name Part Qualifier	Indicates any special characteristics of a name component	EntityNamePartQualifier
x_BasicPersonNamePartType Person Name Part Type	Separates semanticaly relevant pieces of a name	EntityNamePartType
x_BasicPersonNameUse Person Name Use	Indicates how a name is intended to be used	EntityNameUse
x_BasicPostalAddressUse Postal Address Use	Indicates how a postal address is intended to be used	PostalAddressUse
x_BasicTelecommunicationAddressUse Telecommunication Address Use	Indicates how a phone number or e-mail address is intended to be used	TelecommunicationAddressUse
x_BasicUnitsOfMeasure Units of Measure	Used to specify the units for 'measured' quantities of drugs such as mg, mL. (Does not include puffs or tablets which are handled elsewhere.)	UnitsOfMeasureCaseSensitive
x_DistanceObservationUnitsOfMeasure Distance Units of Measure	Indicates the allowable units to measure distances.
x_DocumentMediaType Document Media Type	Indicates the encoding of a document	MediaType
x_DrugUnitsOfMeasure Drug Units of Measure	Used to specify the units for 'measured' quantities of drugs such as mg, mL. (Does not include puffs or tablets which are handled elsewhere.)	UnitsOfMeasureCaseSensitive
x_FullPersonNamePartQualifier Full Person Name Part Qualifier	Indicates any special characteristics of a fully encoded name component
x_HeightOrWeightObservationUnitsOfMeasure Height & Weight Units of Measure	Indicates the allowable units to measure observations sent along with a prescription (e.g. height and weight).	UnitsOfMeasureCaseSensitive
x_InformationSource Information Source	Set of codes restricted to Patent, Provider and Agent	ActClass
x_LabUnitsofMeasure Laboratory Units of Measure	Used to specify the units for 'measured' quantities in results.
x_PhoneOrEmailURLScheme Phone or Email URL Scheme	Distinguishes phone from fax and e-mail	URLScheme
x_PhoneURLScheme Phone URL Scheme	Distinguishes phone from fax	URLScheme
x_PhysicalVerbalParticipationMode Consent Method Code	Indicates whether the patient's consent is written or verbal.	ParticipationMode
x_RoleClassAssignedQualifiedProvider Provider Role Category	Identifies whether the provider is being referenced by their license, qualification or business function.
x_RoleStatusNormal Role Status	Differentiates whether the role is active, suspended or terminated	RoleStatus
x_SimplePersonalRelationship Personal Relationship Code	A limited, high level set of codes used to identify the type of personal relationship between two people.	RoleCode
x_SubstitutionConditionNoneOrUnconditional Dispense Transferable Between Pharmacies Indicator	Indicates whether or not the patient is allowed to change dispensing facility for a particular prescription.
x_TimeUnitsOfMeasure Units of Measure (Time)	Indicates how an interval of time has been measured	UnitsOfMeasureCaseSensitive
x_VeryBasicConfidentialityKind Masking Indicator	A limited set of confidentiality codes, limited to 'normal' and 'restricted'	Confidentiality