Da Vinci Prior Authorization Support (PAS) FHIR IG
2.2.1 - STU 2.2 United States of America flag

This page is part of the Da Vinci Prior Authorization Support (PAS) FHIR IG (v2.2.1: STU 2) based on FHIR (HL7® FHIR® Standard) R4. This is the current published version in its permanent home (it will always be available at this URL). For a full list of available versions, see the Directory of published versions

Data Type Profile: PAS Quantity

Official URL: http://hl7.org/fhir/us/davinci-pas/StructureDefinition/profile-quantity Version: 2.2.1
Standards status: Trial-use Active as of 2026-03-27 Maturity Level: 4 Computable Name: PASQuantity
Other Identifiers: OID:2.16.840.1.113883.4.642.40.24.42.70

Constraints and extensions on SimpleQuantity which restricts the units.

Mandatory Data Elements

The following data elements must always be present.

Quantities SHALL have a value and either a unit or a code§prof-2

If a quantity code is present, it SHALL use the X12 quantity units.§prof-3

Usages:

You can also check for usages in the FHIR IG Statistics

Formal Views of Profile Content

Description Differentials, Snapshots, and other representations.

NameFlagsCard.TypeDescription & Constraints    Filter: Filtersdoco
.. Quantity C 0..* SimpleQuantity A fixed quantity (no comparator)
Constraints: qty-3, sqty-1
... value SΣ 1..1 decimal Numerical value (with implicit precision)
... unit SΣ 0..1 string Unit representation
... system SΣC 0..1 uri System that defines coded unit form

doco Documentation for this format

Terminology Bindings

Path Status Usage ValueSet Version Source
Quantity.code Base required https://valueset.x12.org/x217/005010/request/2000F/HSD/1/01/00/673 Not State Unknown

Constraints

Id Grade Path(s) Description Expression
ele-1 error **ALL** elements All FHIR elements must have a @value or children hasValue() or (children().count() > id.count())
qty-3 error Quantity If a code for the unit is present, the system SHALL also be present code.empty() or system.exists()
sqty-1 error Quantity The comparator is not used on a SimpleQuantity comparator.empty()

NameFlagsCard.TypeDescription & Constraints    Filter: Filtersdoco
.. Quantity SimpleQuantity
... value S 1..1 decimal Numerical value (with implicit precision)
... unit S 0..1 string Unit representation
... system S 0..1 uri System that defines coded unit form

doco Documentation for this format

Terminology Bindings (Differential)

Path Status Usage ValueSet Version Source
Quantity.code Base required https://valueset.x12.org/x217/005010/request/2000F/HSD/1/01/00/673 Not State Unknown
NameFlagsCard.TypeDescription & Constraints    Filter: Filtersdoco
.. Quantity C 0..* SimpleQuantity A fixed quantity (no comparator)
Constraints: qty-3, sqty-1
... id 0..1 string Unique id for inter-element referencing
... extension 0..* Extension Additional content defined by implementations
Slice: Unordered, Open by value:url
... value SΣ 1..1 decimal Numerical value (with implicit precision)
... system SΣC 0..1 uri System that defines coded unit form
... code SΣ 0..1 code Coded form of the unit
Binding: https://valueset.x12.org/x217/005010/request/2000F/HSD/1/01/00/673 (required)

doco Documentation for this format

Terminology Bindings

Path Status Usage ValueSet Version Source
Quantity.code Base required https://valueset.x12.org/x217/005010/request/2000F/HSD/1/01/00/673 Not State Unknown

Constraints

Id Grade Path(s) Description Expression
ele-1 error **ALL** elements All FHIR elements must have a @value or children hasValue() or (children().count() > id.count())
ext-1 error **ALL** extensions Must have either extensions or value[x], not both extension.exists() != value.exists()
qty-3 error Quantity If a code for the unit is present, the system SHALL also be present code.empty() or system.exists()
sqty-1 error Quantity The comparator is not used on a SimpleQuantity comparator.empty()

Summary

Mandatory: 1 element
Must-Support: 4 elements

Maturity: 4

Key Elements View

NameFlagsCard.TypeDescription & Constraints    Filter: Filtersdoco
.. Quantity C 0..* SimpleQuantity A fixed quantity (no comparator)
Constraints: qty-3, sqty-1
... value SΣ 1..1 decimal Numerical value (with implicit precision)
... unit SΣ 0..1 string Unit representation
... system SΣC 0..1 uri System that defines coded unit form

doco Documentation for this format

Terminology Bindings

Path Status Usage ValueSet Version Source
Quantity.code Base required https://valueset.x12.org/x217/005010/request/2000F/HSD/1/01/00/673 Not State Unknown

Constraints

Id Grade Path(s) Description Expression
ele-1 error **ALL** elements All FHIR elements must have a @value or children hasValue() or (children().count() > id.count())
qty-3 error Quantity If a code for the unit is present, the system SHALL also be present code.empty() or system.exists()
sqty-1 error Quantity The comparator is not used on a SimpleQuantity comparator.empty()

Differential View

NameFlagsCard.TypeDescription & Constraints    Filter: Filtersdoco
.. Quantity SimpleQuantity
... value S 1..1 decimal Numerical value (with implicit precision)
... unit S 0..1 string Unit representation
... system S 0..1 uri System that defines coded unit form

doco Documentation for this format

Terminology Bindings (Differential)

Path Status Usage ValueSet Version Source
Quantity.code Base required https://valueset.x12.org/x217/005010/request/2000F/HSD/1/01/00/673 Not State Unknown

Snapshot ViewView

NameFlagsCard.TypeDescription & Constraints    Filter: Filtersdoco
.. Quantity C 0..* SimpleQuantity A fixed quantity (no comparator)
Constraints: qty-3, sqty-1
... id 0..1 string Unique id for inter-element referencing
... extension 0..* Extension Additional content defined by implementations
Slice: Unordered, Open by value:url
... value SΣ 1..1 decimal Numerical value (with implicit precision)
... system SΣC 0..1 uri System that defines coded unit form
... code SΣ 0..1 code Coded form of the unit
Binding: https://valueset.x12.org/x217/005010/request/2000F/HSD/1/01/00/673 (required)

doco Documentation for this format

Terminology Bindings

Path Status Usage ValueSet Version Source
Quantity.code Base required https://valueset.x12.org/x217/005010/request/2000F/HSD/1/01/00/673 Not State Unknown

Constraints

Id Grade Path(s) Description Expression
ele-1 error **ALL** elements All FHIR elements must have a @value or children hasValue() or (children().count() > id.count())
ext-1 error **ALL** extensions Must have either extensions or value[x], not both extension.exists() != value.exists()
qty-3 error Quantity If a code for the unit is present, the system SHALL also be present code.empty() or system.exists()
sqty-1 error Quantity The comparator is not used on a SimpleQuantity comparator.empty()

Summary

Mandatory: 1 element
Must-Support: 4 elements

Maturity: 4

 

Other representations of profile: CSV, Excel, Schematron