Quality Measure Implementation Guide
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Quality Measure Implementation Guide, published by HL7 International / Clinical Quality Information. This guide is not an authorized publication; it is the continuous build for version 2.0.0-ballot built by the FHIR (HL7® FHIR® Standard) CI Build. This version is based on the current content of https://github.com/HL7/fhir-cqm/ and changes regularly. See the Directory of published versions

Library: Adult Outpatient Encounters Common Library (Experimental)

Official URL: http://hl7.org/fhir/uv/cqm/Library/AdultOutpatientEncounters Version: 2.0.000
Standards status: Informative Active as of 2019-09-03 Computable Name: AdultOutpatientEncounters
Other Identifiers: http://example.org/fhir/cqi/ecqm/Library/Identifier#AdultOutpatientEncounters (use: official, ), OID:2.16.840.1.113883.4.642.40.61.28.1

This library is used as an example in the FHIR Quality Measure Implementation Guide

Metadata
Title Adult Outpatient Encounters Common Library
Version 2.0.000
Identifier AdultOutpatientEncounters
Identifier urn:oid:2.16.840.1.113883.4.642.40.61.28.1
Approval Date 2019-08-03
Last Review Date 2019-08-03
Experimental true
Jurisdiction 001 from http://unstats.un.org/unsd/methods/m49/m49.htm
Topic FHIR
Topic CQL
Steward (Publisher) HL7 International / Clinical Quality Information
Description

This library is used as an example in the FHIR Quality Measure Implementation Guide
Type logic-library from http://terminology.hl7.org/CodeSystem/library-type
Dependency Description: Library FHIRHelpers
Resource: http://hl7.org/fhir/uv/cql/Library/FHIRHelpers|4.0.1
Canonical URL: http://hl7.org/fhir/uv/cql/Library/FHIRHelpers|4.0.1
Dependency Description: Value Set Office Visit
Resource: Office Visit
Canonical URL: http://cts.nlm.nih.gov/fhir/ValueSet/2.16.840.1.113883.3.464.1003.101.12.1001
Dependency Description: Value Set Annual Wellness Visit
Resource: Annual Wellness Visit
Canonical URL: http://cts.nlm.nih.gov/fhir/ValueSet/2.16.840.1.113883.3.526.3.1240
Dependency Description: Value Set Preventive Care Services - Established Office Visit, 18 and Up
Resource: Preventive Care Services Established Office Visit, 18 and Up
Canonical URL: http://cts.nlm.nih.gov/fhir/ValueSet/2.16.840.1.113883.3.464.1003.101.12.1025
Dependency Description: Value Set Preventive Care Services-Initial Office Visit, 18 and Up
Resource: Preventive Care Services Initial Office Visit, 18 and Up
Canonical URL: http://cts.nlm.nih.gov/fhir/ValueSet/2.16.840.1.113883.3.464.1003.101.12.1023
Dependency Description: Value Set Home Healthcare Services
Resource: Home Healthcare Services
Canonical URL: http://cts.nlm.nih.gov/fhir/ValueSet/2.16.840.1.113883.3.464.1003.101.12.1016
Data Requirement Type: Encounter
Profile(s): Encounter
Code Filter(s):
Path: type
ValueSet: Office Visit
Data Requirement Type: Encounter
Profile(s): Encounter
Code Filter(s):
Path: type
ValueSet: Annual Wellness Visit
Data Requirement Type: Encounter
Profile(s): Encounter
Code Filter(s):
Path: type
ValueSet: Preventive Care Services Established Office Visit, 18 and Up
Data Requirement Type: Encounter
Profile(s): Encounter
Code Filter(s):
Path: type
ValueSet: Preventive Care Services Initial Office Visit, 18 and Up
Data Requirement Type: Encounter
Profile(s): Encounter
Code Filter(s):
Path: type
ValueSet: Home Healthcare Services
Parameters
Name Use Card. Type Documentation
Measurement Period In 0..1 Period
Patient Out 0..1 Patient
Qualifying Encounters Out 0..* Encounter
Library Content
CQL Content 
/*
This example is a work in progress and should not be considered a final specification
or recommendation for guidance. This example will help guide and direct the process
of finding conventions and usage patterns that meet the needs of the various stakeholders
in the measure development community.
*/
library AdultOutpatientEncounters version '2.0.000'

using FHIR version '4.0.1'

include hl7.fhir.uv.cql.FHIRHelpers version '4.0.1' called FHIRHelpers

valueset "Office Visit": 'http://cts.nlm.nih.gov/fhir/ValueSet/2.16.840.1.113883.3.464.1003.101.12.1001'
valueset "Annual Wellness Visit": 'http://cts.nlm.nih.gov/fhir/ValueSet/2.16.840.1.113883.3.526.3.1240'
valueset "Preventive Care Services - Established Office Visit, 18 and Up": 'http://cts.nlm.nih.gov/fhir/ValueSet/2.16.840.1.113883.3.464.1003.101.12.1025'
valueset "Preventive Care Services-Initial Office Visit, 18 and Up": 'http://cts.nlm.nih.gov/fhir/ValueSet/2.16.840.1.113883.3.464.1003.101.12.1023'
valueset "Home Healthcare Services": 'http://cts.nlm.nih.gov/fhir/ValueSet/2.16.840.1.113883.3.464.1003.101.12.1016'

parameter "Measurement Period" Interval<DateTime>
  default Interval[@2019-01-01T00:00:00.0, @2020-01-01T00:00:00.0)

context Patient

define "Qualifying Encounters":
  ([Encounter: "Office Visit"]
    union [Encounter: "Annual Wellness Visit"]
    union [Encounter: "Preventive Care Services - Established Office Visit, 18 and Up"]
    union [Encounter: "Preventive Care Services-Initial Office Visit, 18 and Up"]
    union [Encounter: "Home Healthcare Services"]
  ) ValidEncounter
    where ValidEncounter.period during "Measurement Period"
      and ValidEncounter.status  = 'finished'
ELM XML Content 
Encoded data
ELM JSON Content 
Encoded data
Generated using version 0.5.4 of the sample-content-ig Liquid templates