Polaris FHIR Implementation Guide - Local Development build (v1.9.8) built by the FHIR (HL7® FHIR® Standard) Build Tools. See the Directory of published versions
Extension: Pay Program Extension
| Official URL: https://fhir.apps.health/StructureDefinition/oscar-billing-pay-program-extension | Version: 1.9.8 | |||
| Draft as of 2026-04-21 | Computable Name: PayProgramExtension | |||
Oscar Pro pay_program code indicating the destination payer/program for this billing record. Values verified from multiple backend locations — see ValueSet description for per-code citations.
Context of Use
-
Element ID:
Invoice
This extension may be used on the following element(s)
Usage info
Usages:
- Use this Extension: Polaris Invoice Core
- Examples for this Extension: Invoice/polaris-invoice-example
You can also check for usages in the FHIR IG Statistics
Formal Views of Extension Content
Description of Profiles, Differentials, Snapshots, and how the XML and JSON presentations work.
This structure is derived from Extension
| Name | Flags | Card. | Type | Description & Constraints Filter:   |
|---|---|---|---|---|
  Extension |
0..* | Extension | Oscar pay program code | |
  extension |
0..0 | |||
| url |
1..1 | uri | "https://fhir.apps.health/StructureDefinition/oscar-billing-pay-program-extension" | |
  value[x] |
S | 1..1 | code | Oscar pay_program code (one of the values in OscarPayProgramCS) Binding: Oscar Pay Program Value Set (extensible) |
| Documentation for this format | ||||
| Name | Flags | Card. | Type | Description & Constraints Filter: |
|---|---|---|---|---|
| Extension |
0..* | Extension | Oscar pay program code | |
| id |
0..1 | string | Unique id for inter-element referencing | |
| extension |
0..0 | |||
| url |
1..1 | uri | "https://fhir.apps.health/StructureDefinition/oscar-billing-pay-program-extension" | |
| value[x] |
S | 1..1 | code | Oscar pay_program code (one of the values in OscarPayProgramCS) Binding: Oscar Pay Program Value Set (extensible) |
| Documentation for this format | ||||
This structure is derived from Extension
Differential View
This structure is derived from Extension
| Name | Flags | Card. | Type | Description & Constraints Filter: |
|---|---|---|---|---|
| Extension |
0..* | Extension | Oscar pay program code | |
| extension |
0..0 | |||
| url |
1..1 | uri | "https://fhir.apps.health/StructureDefinition/oscar-billing-pay-program-extension" | |
| value[x] |
S | 1..1 | code | Oscar pay_program code (one of the values in OscarPayProgramCS) Binding: Oscar Pay Program Value Set (extensible) |
| Documentation for this format | ||||
Snapshot View
| Name | Flags | Card. | Type | Description & Constraints Filter: |
|---|---|---|---|---|
| Extension |
0..* | Extension | Oscar pay program code | |
| id |
0..1 | string | Unique id for inter-element referencing | |
| extension |
0..0 | |||
| url |
1..1 | uri | "https://fhir.apps.health/StructureDefinition/oscar-billing-pay-program-extension" | |
| value[x] |
S | 1..1 | code | Oscar pay_program code (one of the values in OscarPayProgramCS) Binding: Oscar Pay Program Value Set (extensible) |
| Documentation for this format | ||||
This structure is derived from Extension
Other representations of profile: CSV, Excel, Schematron
Terminology Bindings
| Path | Conformance | ValueSet | URI |
| Extension.value[x] | extensible | OscarPayProgramVS(a valid code from Oscar Pay Program Code System)https://fhir.apps.health/ValueSet/oscar-pay-program-vsFrom this IG |
Constraints
| Id | Grade | Path(s) | Details | Requirements |
| 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() |