library CMS157FHIRPainIntensityQuantified version '1.0.000'

using QICore version '6.0.0'

include FHIRHelpers version '4.4.000' called FHIRHelpers
include CQMCommon version '4.1.000' called CQMCommon
include QICoreCommon version '4.0.000' called QICoreCommon
include SupplementalDataElements version '5.1.000' called SDE

codesystem "CPT": 'http://www.ama-assn.org/go/cpt'

valueset "Audio Visual Telehealth Encounter": 'http://cts.nlm.nih.gov/fhir/ValueSet/2.16.840.1.113883.3.1444.5.215'
valueset "Cancer": 'http://cts.nlm.nih.gov/fhir/ValueSet/2.16.840.1.113883.3.526.3.1010'
valueset "Chemotherapy Administration": 'http://cts.nlm.nih.gov/fhir/ValueSet/2.16.840.1.113883.3.526.3.1027'
valueset "Office Visit": 'http://cts.nlm.nih.gov/fhir/ValueSet/2.16.840.1.113883.3.464.1003.101.12.1001'
valueset "Radiation Treatment Management": 'http://cts.nlm.nih.gov/fhir/ValueSet/2.16.840.1.113883.3.526.3.1026'
valueset "Standardized Pain Assessment Tool": 'http://cts.nlm.nih.gov/fhir/ValueSet/2.16.840.1.113883.3.526.3.1028'

code "Radiation treatment management, 5 treatments": '77427' from "CPT" display 'Radiation treatment management, 5 treatments'

parameter "Measurement Period" Interval<DateTime>

context Patient

define "Denominator 1":
  "Initial Population 1"

define "Denominator 2":
  "Initial Population 2"

define "Initial Population 1":
  "Face to Face or Telehealth Encounter with Ongoing Chemotherapy"

define "Initial Population 2":
  "Radiation Treatment Management During Measurement Period with Cancer Diagnosis"

define "Chemotherapy Within 31 Days Prior and During Measurement Period":
  [Procedure: "Chemotherapy Administration"] ChemoAdministration
    where ChemoAdministration.performed.toInterval ( ) during Interval[start of "Measurement Period" - 31 days, end of "Measurement Period"]
      and ChemoAdministration.status in { 'completed', 'in-progress' }

define "Face to Face or Telehealth Encounter with Ongoing Chemotherapy":
  from
    ( [Encounter: "Office Visit"]
      union [Encounter: "Audio Visual Telehealth Encounter"] ) FaceToFaceOrTelehealthEncounter,
    "Chemotherapy Within 31 Days Prior and During Measurement Period" ChemoBeforeEncounter,
    "Chemotherapy Within 31 Days Prior and During Measurement Period" ChemoAfterEncounter,
    ( [ConditionProblemsHealthConcerns: "Cancer"]
      union [ConditionEncounterDiagnosis: "Cancer"] ) CancerDx
    where CancerDx.prevalenceInterval ( ) overlaps day of FaceToFaceOrTelehealthEncounter.period
      and ChemoBeforeEncounter.performed.toInterval ( ) starts 30 days or less on or before day of end of FaceToFaceOrTelehealthEncounter.period
      and ChemoAfterEncounter.performed.toInterval ( ) starts 30 days or less on or after day of end of FaceToFaceOrTelehealthEncounter.period
      and not ( ChemoAfterEncounter.performed.toInterval ( ) same day as ChemoBeforeEncounter.performed.toInterval ( ) )
      and FaceToFaceOrTelehealthEncounter.period during day of "Measurement Period"
      and FaceToFaceOrTelehealthEncounter.status = 'finished'
    return FaceToFaceOrTelehealthEncounter

define "Numerator 1":
  "Face to Face or Telehealth Encounter with Ongoing Chemotherapy" FaceToFaceOrTelehealthEncounterWithChemo
    with "Standard Pain Assessment with Result" PainAssessed
      such that PainAssessed.effective.toInterval ( ) during day of FaceToFaceOrTelehealthEncounterWithChemo.period

define "Radiation Treatment Management During Measurement Period with Cancer Diagnosis":
  ( [Encounter: "Radiation Treatment Management"] ) RadiationTreatmentManagement
    with ( [ConditionProblemsHealthConcerns: "Cancer"]
      union [ConditionEncounterDiagnosis: "Cancer"] ) CancerDx
      such that CancerDx.prevalenceInterval ( ) overlaps day of RadiationTreatmentManagement.period
    where RadiationTreatmentManagement.period during day of "Measurement Period"
      and RadiationTreatmentManagement.status = 'finished'

define "Numerator 2":
  "Radiation Treatment Management During Measurement Period with Cancer Diagnosis" RadiationManagementEncounter
    with "Standard Pain Assessment with Result" PainAssessed
      such that case
        when exists ( ( RadiationManagementEncounter.type ) RadiationManagement
            where RadiationManagement ~ "Radiation treatment management, 5 treatments"
        ) then PainAssessed.effective.toInterval ( ) 6 days or less on or before day of start of RadiationManagementEncounter.period 
        else PainAssessed.effective.toInterval ( ) during day of RadiationManagementEncounter.period end

define "SDE Ethnicity":
  SDE."SDE Ethnicity"

define "SDE Payer":
  SDE."SDE Payer"

define "SDE Race":
  SDE."SDE Race"

define "SDE Sex":
  SDE."SDE Sex"

define "Standard Pain Assessment with Result":
  [ObservationScreeningAssessment: "Standardized Pain Assessment Tool"] AssessedPain
    where AssessedPain.value is not null

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