Consumer Real-Time Pharmacy Benefit Check FHIR IG
2.0.0 - CI Build

Consumer Real-Time Pharmacy Benefit Check FHIR IG, published by HL7 International / Pharmacy. This guide is not an authorized publication; it is the continuous build for version 2.0.0 built by the FHIR (HL7® FHIR® Standard) CI Build. This version is based on the current content of https://github.com/HL7/carin-rtpbc/ and changes regularly. See the Directory of published versions

## Extension: RTPBC isAlternative Extension

Official URL: http://hl7.org/fhir/us/carin-rtpbc/StructureDefinition/rtpbc-isAlternative | Version: 2.0.0
Standards status: Trial-use Active as of 2020-05-23 | Maturity Level: 1 | Computable Name: RtpbcIsAlternativeExtension

This extension indicates that this added line item is to be interpreted as one of possibly multiple alternatives to the requested product or service. When isAlternative is true, the added line item is to be considered independently from any other added line items associated with the requested product or service.

Context of Use

This extension may be used on the following element(s)

- Element ID: `ClaimResponse.addItem`

A responder to a predetermination request may wish to provide alternative fulfillment options to the requested product or service. This extension indicates that an added line item is to be interpreted as one of possibly multiple alternatives to the requested product or service. When isAlternative is true, the added line item is to be considered independently from any other added line items associated with the requested product or service.

Usage info

Usages:

- Use this Extension: RTPBC Response Using ClaimResponse
- Examples for this Extension: Bundle/rtpbc-bundle-response-03, Bundle/rtpbc-bundle-response-price-source, ClaimResponse/rtpbc-claim-response-03-price-source, ClaimResponse/rtpbc-claim-response-03 and ClaimResponse/rtpbc-claim-response-not-covered

You can also check for usages in the FHIR IG Statistics

### Formal Views of Extension Content

Description Differentials, Snapshots, and other representations.

- Differential Table
- Snapshot Table
- Statistics/References
- All

Name | Flags | Card. | Type | Description & Constraints Filter: Bindings Constraints Obligations
--- | --- | --- | --- | ---
Extension |  | 0..1 | Extension | Whether added line item is an independent alternative
extension |  | 0..0 |  | Extension
url |  | 1..1 | uri | "http://hl7.org/fhir/us/carin-rtpbc/StructureDefinition/rtpbc-isAlternative"
value[x] |  | 1..1 | boolean | Value of extension
Documentation for this format

Name | Flags | Card. | Type | Description & Constraints Filter: Bindings Constraints Obligations
--- | --- | --- | --- | ---
Extension |  | 0..1 | Extension | Whether added line item is an independent alternative
id |  | 0..1 | string | Unique id for inter-element referencing
extension |  | 0..0 |  | Extension Slice: Unordered, Open by value:url
url |  | 1..1 | uri | "http://hl7.org/fhir/us/carin-rtpbc/StructureDefinition/rtpbc-isAlternative"
value[x] |  | 1..1 | boolean | Value of extension
Documentation for this format

#### 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()`

Summary

Simple Extension with the type boolean: This extension indicates that this added line item is to be interpreted as one of possibly multiple alternatives to the requested product or service. When isAlternative is true, the added line item is to be considered independently from any other added line items associated with the requested product or service.

Maturity: 1

Differential ViewDifferential View

Name | Flags | Card. | Type | Description & Constraints Filter: Bindings Constraints Obligations
--- | --- | --- | --- | ---
Extension |  | 0..1 | Extension | Whether added line item is an independent alternative
extension |  | 0..0 |  | Extension
url |  | 1..1 | uri | "http://hl7.org/fhir/us/carin-rtpbc/StructureDefinition/rtpbc-isAlternative"
value[x] |  | 1..1 | boolean | Value of extension
Documentation for this format

Snapshot View

Name | Flags | Card. | Type | Description & Constraints Filter: Bindings Constraints Obligations
--- | --- | --- | --- | ---
Extension |  | 0..1 | Extension | Whether added line item is an independent alternative
id |  | 0..1 | string | Unique id for inter-element referencing
extension |  | 0..0 |  | Extension Slice: Unordered, Open by value:url
url |  | 1..1 | uri | "http://hl7.org/fhir/us/carin-rtpbc/StructureDefinition/rtpbc-isAlternative"
value[x] |  | 1..1 | boolean | Value of extension
Documentation for this format

#### 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()`

Summary

Simple Extension with the type boolean: This extension indicates that this added line item is to be interpreted as one of possibly multiple alternatives to the requested product or service. When isAlternative is true, the added line item is to be considered independently from any other added line items associated with the requested product or service.

Maturity: 1

Other representations of profile: CSV, Excel, Schematron