Patient Cost Transparency Implementation Guide
2.0.1 - STU 2

Patient Cost Transparency Implementation Guide, published by HL7 International / Financial Management. This guide is not an authorized publication; it is the continuous build for version 2.0.1 built by the FHIR (HL7® FHIR® Standard) CI Build. This version is based on the current content of https://github.com/HL7/davinci-pct/ and changes regularly. See the Directory of published versions

## Extension: GFE Reference

Official URL: http://hl7.org/fhir/us/davinci-pct/StructureDefinition/gfeReference | Version: 2.0.1
Standards status: Trial-use | Maturity Level: 2 | Computable Name: GFEReference
Other Identifiers: OID:2.16.840.1.113883.4.642.40.4.42.28

This extension is used to reference the GFE submitted by an entity that started the process for obtaining an Advanced EOB.

Context of Use

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

- Element ID: `ExplanationOfBenefit`

Usage info

Usages:

- Use this Extension: PCT Advanced EOB
- Examples for this Extension: Bundle/PCT-AEOB-Packet-1 and ExplanationOfBenefit/PCT-AEOB-1

You can also check for usages in the FHIR IG Statistics

Changes since version 1.1.0:

- No changes

### Formal Views of Extension Content

Description of Profiles, Differentials, Snapshots, and how the XML and JSON presentations work.

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

This structure is derived from Extension

Name | Flags | Card. | Type | Description & Constraints Filter: Bindings Constraints Obligations
--- | --- | --- | --- | ---
Extension |  | 0..* | Extension | GFE Reference
extension |  | 0..0 |  | Extension
url |  | 1..1 | uri | "http://hl7.org/fhir/us/davinci-pct/StructureDefinition/gfeReference"
value[x] |  | 1..1 | Reference(PCT GFE Bundle) | Value of extension
Documentation for this format

Name | Flags | Card. | Type | Description & Constraints Filter: Bindings Constraints Obligations
--- | --- | --- | --- | ---
Extension |  | 0..* | Extension | GFE Reference
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/davinci-pct/StructureDefinition/gfeReference"
value[x] |  | 1..1 | Reference(PCT GFE Bundle) | Value of extension
Documentation for this format

This structure is derived from Extension

Summary

Simple Extension with the type Reference: This extension is used to reference the GFE submitted by an entity that started the process for obtaining an Advanced EOB.

Maturity: 2

Differential View

This structure is derived from Extension

Name | Flags | Card. | Type | Description & Constraints Filter: Bindings Constraints Obligations
--- | --- | --- | --- | ---
Extension |  | 0..* | Extension | GFE Reference
extension |  | 0..0 |  | Extension
url |  | 1..1 | uri | "http://hl7.org/fhir/us/davinci-pct/StructureDefinition/gfeReference"
value[x] |  | 1..1 | Reference(PCT GFE Bundle) | Value of extension
Documentation for this format

Snapshot View

Name | Flags | Card. | Type | Description & Constraints Filter: Bindings Constraints Obligations
--- | --- | --- | --- | ---
Extension |  | 0..* | Extension | GFE Reference
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/davinci-pct/StructureDefinition/gfeReference"
value[x] |  | 1..1 | Reference(PCT GFE Bundle) | Value of extension
Documentation for this format

This structure is derived from Extension

Summary

Simple Extension with the type Reference: This extension is used to reference the GFE submitted by an entity that started the process for obtaining an Advanced EOB.

Maturity: 2

Other representations of profile: CSV, Excel, Schematron

#### 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()`