Unattributed Code Systems

• http://www.ama-assn.org/go/cpt
• urn:com.epic.cdshooks.action.code.system.preference-list-item

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Copyright and Registered Trademark Uses

• IG © 2019+ CDC / Security Risk Solutions, Inc. (SRS). Package fhir.cdc.opioid-cds-r4#2022.1.1 based on FHIR 4.0.1. Generated 2026-06-27 Links: Table of Contents | QA Report | New Issue | Issues | Version History | License ( src )
• hl7.fhir.us.hai: Healthcare Associated Infection Implementation Guide ®© HL7 | CC0 ( src )
• 2022 CDC Clinical Practice Guideline for Prescribing Opioids Implementation Guide, published by CDC / Security Risk Solutions, Inc. (SRS). This guide is not an authorized publication; it is the continuous build for version 2022.1.1 built by the FHIR (HL7® FHIR® Standard) CI Build. This version is based on the current content of https://github.com/security-rs/opioid-cds-r4/ and changes regularly. See the Directory of published versions ( src )
• Copyright/Legal: © CDC 2016+. ( src )
• This material contains content from LOINC. LOINC is copyright © 1995-2020, Regenstrief Institute, Inc. and the Logical Observation Identifiers Names and Codes (LOINC) Committee and is available at no cost under the license. LOINC® is a registered United States trademark of Regenstrief Institute, Inc. Show Usage * LOINC: ALL_URINE_DRUG_SCREENING_TESTS, AMPHETAMINE_URINE_DRUG_SCREENING_TESTS... Show 18 more, BARBITURATE_URINE_DRUG_SCREENING_TESTS, BENZODIAZEPINE_URINE_DRUG_SCREENING_TESTS, BUPRENORPHINE_URINE_DRUG_SCREENING_TESTS, CANNABINOID_URINE_DRUG_SCREENING_TESTS, COCAINE_URINE_DRUG_SCREENING_TESTS, FENTANYL_TYPE_URINE_DRUG_SCREENING_TESTS, GENERAL_OPIATE_URINE_DRUG_SCREENING_TESTS, HEROIN_URINE_DRUG_SCREENING_TESTS, METHADONE_URINE_DRUG_SCREENING_TESTS, NON_OPIOID_URINE_DRUG_SCREENING, OPIATE_SPECIFIC_URINE_DRUG_SCREENING_TESTS, OPIOID_URINE_DRUG_SCREENING, OXYCODONE_URINE_DRUG_SCREENING_TESTS, Observation/example-opioidcds, PAIN_TREATMENT_PLAN, PHENCYCLIDINE_URINE_DRUG_SCREENING_TESTS, SYNTHETIC_OPIOID_URINE_DRUG_SCREENING_TESTS and XYLAZINE_URINE_DRUG_SCREENING_TESTS ( src )
• This material derives from the HL7 Terminology (THO). THO is copyright ©1989+ Health Level Seven International and is made available under the CC0 designation. For more licensing information see: https://terminology.hl7.org/license.html Show Usage * ActionType: PlanDefinition_Recommendation_07_Order_Sign and PlanDefinition_Recommendation_10_Patient_View * Condition Category Codes: Condition/cancer-diagnosis, Condition/terminal, ENCOUNTER_DIAGNOSIS_CONDITION_CATEGORY and PROBLEM_LIST_CONDITION_CATEGORY * Condition Clinical Status Codes: CONDITION_CLINICAL_STATUS_ACTIVE, Condition/cancer-diagnosis, Condition/end-of-life and Condition/terminal * DefinitionTopic: ActivityDefinition_Risk_Assessment_ServiceRequest and ActivityDefinition_Urine_Screening_ServiceRequest * DoseAndRateType: MedicationRequest/example-opioidcds * QualityOfEvidenceRating: PlanDefinition_Recommendation_01_Order_Sign, PlanDefinition_Recommendation_02_Order_Sign... Show 11 more, PlanDefinition_Recommendation_03_Order_Sign, PlanDefinition_Recommendation_04_05_Order_Sign, PlanDefinition_Recommendation_06_Order_Sign, PlanDefinition_Recommendation_07_Order_Sign, PlanDefinition_Recommendation_08_Order_Sign, PlanDefinition_Recommendation_09_Order_Sign, PlanDefinition_Recommendation_10_Order_Sign, PlanDefinition_Recommendation_10_Patient_View, PlanDefinition_Recommendation_11_Order_Select, PlanDefinition_Recommendation_11_Patient_View and PlanDefinition_Recommendation_12_Patient_View * LibraryType: CDCMMEClinicalConversionFactors, ConversionFactors... Show 39 more, FHIR, FHIRHelpers, HelloWorld, HelloWorldPatientView, MMECalculator, OMTKData, OMTKData2020, OMTKLogic, OMTKLogicMK2020, OpioidCDSCommon, OpioidCDSCommonConfig, OpioidCDSREC01, OpioidCDSREC02, OpioidCDSREC03, OpioidCDSREC04And05, OpioidCDSREC06, OpioidCDSREC07, OpioidCDSREC08, OpioidCDSREC09, OpioidCDSREC10Common, OpioidCDSREC10OrderSign, OpioidCDSREC10PatientView, OpioidCDSREC11OrderSelect, OpioidCDSREC11PatientView, OpioidCDSREC12PatientView, OpioidCDSRoutines, PlanDefinition_Recommendation_01_Order_Sign, PlanDefinition_Recommendation_02_Order_Sign, PlanDefinition_Recommendation_03_Order_Sign, PlanDefinition_Recommendation_04_05_Order_Sign, PlanDefinition_Recommendation_06_Order_Sign, PlanDefinition_Recommendation_07_Order_Sign, PlanDefinition_Recommendation_08_Order_Sign, PlanDefinition_Recommendation_09_Order_Sign, PlanDefinition_Recommendation_10_Order_Sign, PlanDefinition_Recommendation_10_Patient_View, PlanDefinition_Recommendation_11_Order_Select, PlanDefinition_Recommendation_11_Patient_View and PlanDefinition_Recommendation_12_Patient_View * MedicationRequest Category Codes: MedicationRequest/ambulatory-opioid and Valueset_medicationrequest_category_community * Observation Category Codes: OBSERVATION_CATEGORY_LABORATORY and OBSERVATION_CATEGORY_PROCEDURE * PlanDefinitionType: PlanDefinition_Recommendation_01_Order_Sign, PlanDefinition_Recommendation_02_Order_Sign... Show 11 more, PlanDefinition_Recommendation_03_Order_Sign, PlanDefinition_Recommendation_04_05_Order_Sign, PlanDefinition_Recommendation_06_Order_Sign, PlanDefinition_Recommendation_07_Order_Sign, PlanDefinition_Recommendation_08_Order_Sign, PlanDefinition_Recommendation_09_Order_Sign, PlanDefinition_Recommendation_10_Order_Sign, PlanDefinition_Recommendation_10_Patient_View, PlanDefinition_Recommendation_11_Order_Select, PlanDefinition_Recommendation_11_Patient_View and PlanDefinition_Recommendation_12_Patient_View * StrengthOfRecommendationRating: PlanDefinition_Recommendation_01_Order_Sign, PlanDefinition_Recommendation_02_Order_Sign... Show 11 more, PlanDefinition_Recommendation_03_Order_Sign, PlanDefinition_Recommendation_04_05_Order_Sign, PlanDefinition_Recommendation_06_Order_Sign, PlanDefinition_Recommendation_07_Order_Sign, PlanDefinition_Recommendation_08_Order_Sign, PlanDefinition_Recommendation_09_Order_Sign, PlanDefinition_Recommendation_10_Order_Sign, PlanDefinition_Recommendation_10_Patient_View, PlanDefinition_Recommendation_11_Order_Select, PlanDefinition_Recommendation_11_Patient_View and PlanDefinition_Recommendation_12_Patient_View * Software System Type Codes: Device/cqf-tooling * UsageContextType: ActivityDefinition_Risk_Assessment_ServiceRequest, ActivityDefinition_Urine_Screening_ServiceRequest... Show 17 more, ConversionFactors, MMECalculator, OMTKData, OMTKLogic, PlanDefinition_Recommendation_01_Order_Sign, PlanDefinition_Recommendation_02_Order_Sign, PlanDefinition_Recommendation_03_Order_Sign, PlanDefinition_Recommendation_04_05_Order_Sign, PlanDefinition_Recommendation_06_Order_Sign, PlanDefinition_Recommendation_07_Order_Sign, PlanDefinition_Recommendation_08_Order_Sign, PlanDefinition_Recommendation_09_Order_Sign, PlanDefinition_Recommendation_10_Order_Sign, PlanDefinition_Recommendation_10_Patient_View, PlanDefinition_Recommendation_11_Order_Select, PlanDefinition_Recommendation_11_Patient_View and PlanDefinition_Recommendation_12_Patient_View * ActCode: Encounter/cancer-diagnosis and Encounter/oncologist-participant * ObservationInterpretation: Observation/example-opioidcds ( src )
• codesystem Current Procedural Terminology (CPT®) version 2023 ( src )
• define function ToConcept(concept FHIR.CodeableConcept): if concept is null then null else System.Concept { codes: concept.coding C return ToCode(C), display: concept.text.value } ( src )
• library OpioidCDSCommon version '2022.1.0' using FHIR version '4.0.1' include FHIRHelpers version '4.0.1' called FHIRHelpers include OMTKLogicMK2020 version '2022.1.0' called OMTKLogic codesystem "LOINC": 'http://loinc.org' codesystem "SNOMED": 'http://snomed.info/sct' codesystem "Medication Request Category Codes": 'http://terminology.hl7.org/CodeSystem/medicationrequest-category' codesystem "Medication Request Status Codes": 'http://hl7.org/fhir/medication-request-status' codesystem "Condition Clinical Status Codes": 'http://terminology.hl7.org/CodeSystem/condition-clinical' valueset "US Core Condition Category Codes": 'http://hl7.org/fhir/us/core/ValueSet/us-core-condition-category' // Expression-based valueset "Opioid analgesics with ambulatory misuse potential": 'http://fhir.org/guides/cdc/opioid-cds/ValueSet/opioid-analgesics-with-ambulatory-misuse-potential' valueset "Extended release opioid with ambulatory misuse potential": 'http://fhir.org/guides/cdc/opioid-cds/ValueSet/extended-release-opioid-with-ambulatory-misuse-potential' valueset "Buprenorphine and methadone medications": 'http://fhir.org/guides/cdc/opioid-cds/ValueSet/buprenorphine-and-methadone-medications' // Enumerated-compose valueset "Limited life expectancy conditions": 'http://fhir.org/guides/cdc/opioid-cds/ValueSet/limited-life-expectancy-conditions' valueset "Therapies indicating end of life care": 'http://fhir.org/guides/cdc/opioid-cds/ValueSet/therapies-indicating-end-of-life-care' valueset "Conditions likely terminal for opioid prescribing": 'http://fhir.org/guides/cdc/opioid-cds/ValueSet/conditions-likely-terminal-for-opioid-prescribing' valueset "CDC malignant cancer conditions": 'http://fhir.org/guides/cdc/opioid-cds/ValueSet/cdc-malignant-cancer-conditions' valueset "Oncology specialty designations (NUCC)": 'http://fhir.org/guides/cdc/opioid-cds/ValueSet/oncology-specialty-designations' valueset "Opioid misuse disorders": 'http://fhir.org/guides/cdc/opioid-cds/ValueSet/opioid-misuse-disorders' valueset "Substance misuse behavioral counseling": 'http://fhir.org/guides/cdc/opioid-cds/ValueSet/substance-misuse-behavioral-counseling' valueset "Conditions documenting substance misuse": 'http://fhir.org/guides/cdc/opioid-cds/ValueSet/conditions-documenting-substance-misuse' // Harvested from VSAC - OID: 2.16.842022.1.013883.3.464.1003.101.12.1001 // Reviewed with Terminology, 2020-02-05 - Value set name in VSAC is "Office Visit", need to verify suitability valueset "Office Visit": 'http://fhir.org/guides/cdc/opioid-cds/ValueSet/office-visit' valueset "Opioid counseling procedure": 'http://fhir.org/guides/cdc/opioid-cds/ValueSet/opioid-counseling-procedure' /* Existing sets for first six recs */ valueset "Benzodiazepine medications": 'http://fhir.org/guides/cdc/opioid-cds/ValueSet/benzodiazepine-medications' valueset "Non-opioid drug urine screening": 'http://fhir.org/guides/cdc/opioid-cds/ValueSet/non-opioid-drug-urine-screening' valueset "Naloxone medications": 'http://fhir.org/guides/cdc/opioid-cds/ValueSet/naloxone-medications' valueset "Opioid misuse assessment procedure": 'http://fhir.org/guides/cdc/opioid-cds/ValueSet/opioid-misuse-assessment-procedure' valueset "Opioid drug urine screening": 'http://fhir.org/guides/cdc/opioid-cds/ValueSet/opioid-drug-urine-screening' valueset "Hospice Disposition": 'http://fhir.org/guides/cdc/opioid-cds/ValueSet/hospice-disposition' // Harvested from VSAC - OID: 2.16.842022.1.013762.1.4.1108.15 valueset "Hospice Finding Codes": 'http://fhir.org/guides/cdc/opioid-cds/ValueSet/hospice-finding' valueset "Hospice Procedure Codes": 'http://fhir.org/guides/cdc/opioid-cds/ValueSet/hospice-procedure' valueset "Pain treatment plan": 'http://fhir.org/guides/cdc/opioid-cds/ValueSet/pain-treatment-plan' valueset "Pain management procedure": 'http://fhir.org/guides/cdc/opioid-cds/ValueSet/pain-management-procedure' valueset "PDMP review procedure": 'http://fhir.org/guides/cdc/opioid-cds/ValueSet/pdmp-review-procedure' valueset "PDMP data reviewed finding": 'http://fhir.org/guides/cdc/opioid-cds/ValueSet/pdmp-data-reviewed-finding' code "Community": 'community' from "Medication Request Category Codes" code "Active Condition": 'active' from "Condition Clinical Status Codes" code "Active MedicationRequest": 'active' from "Medication Request Status Codes" // TODO: code "Nonpharmacologic therapy and nonopioid pharmocologic": 'TODO' from "TODO" context Patient // TODO: Capture process decisions for long-term opioid use define IsForChronicPain: true define "Active Ambulatory Opioid Rx": /* ("Get Active Ambulatory Medication Requests"([MedicationRequest: status in "Active MedicationRequest"])) Rx */ ( ("Get Active Ambulatory Medication Requests"([MedicationRequest])) MR where date from MR.authoredOn 2 years or less on or before Today() and MR.medication is Reference or MR.medication in "Opioid analgesics with ambulatory misuse potential" ) Rx let Med: [Medication: id in (Last(Split((Rx.medication as FHIR.Reference).reference, '/')))] where not(Rx.medication is Reference) or Med.code in "Opioid analgesics with ambulatory misuse potential" return MedicationRequest { id: Rx.id, status: Rx.status, intent: Rx.intent, category: Rx.category, medication: if Rx.medication is Reference then First(Med.code) else Rx.medication as CodeableConcept, subject: Rx.subject, recorder: Rx.recorder, dosageInstruction: Rx.dosageInstruction, dispenseRequest: Rx.dispenseRequest } define "Active Ambulatory Benzodiazepine Rx": /* ("Get Active Ambulatory Medication Requests"([MedicationRequest: status in "Active MedicationRequest"])) Rx */ ( ("Get Active Ambulatory Medication Requests"([MedicationRequest])) MR where date from MR.authoredOn 2 years or less on or before Today() and MR.medication is Reference or MR.medication in "Benzodiazepine medications" ) Rx let Med: [Medication: id in (Last(Split((Rx.medication as FHIR.Reference).reference, '/')))] where not(Rx.medication is Reference) or Med.code in "Benzodiazepine medications" return MedicationRequest { id: Rx.id, status: Rx.status, intent: Rx.intent, category: Rx.category, medication: if Rx.medication is Reference then First(Med.code) else Rx.medication as CodeableConcept, subject: Rx.subject, recorder: Rx.recorder, dosageInstruction: Rx.dosageInstruction, dispenseRequest: Rx.dispenseRequest } define "Active Ambulatory Naloxone Rx": /* ("Get Active Ambulatory Medication Requests"([MedicationRequest: status in "Active MedicationRequest"])) Rx */ ( ("Get Active Ambulatory Medication Requests"([MedicationRequest])) MR where date from MR.authoredOn 2 years or less on or before Today() and MR.medication is Reference or MR.medication in "Naloxone medications" ) Rx let Med: [Medication: id in (Last(Split((Rx.medication as FHIR.Reference).reference, '/')))] where not(Rx.medication is Reference) or Med.code in "Naloxone medications" return MedicationRequest { id: Rx.id, status: Rx.status, intent: Rx.intent, category: Rx.category, medication: if Rx.medication is Reference then First(Med.code) else Rx.medication as CodeableConcept, subject: Rx.subject, recorder: Rx.recorder, dosageInstruction: Rx.dosageInstruction, dispenseRequest: Rx.dispenseRequest } define function "Get Active Ambulatory Medication Requests" (value List<MedicationRequest>) returns List<MedicationRequest>: value Rx where Rx.status.value = 'active' and exists ( Rx.category RxCategory where FHIRHelpers.ToConcept(RxCategory) ~ "Community" ) define function "Is Ambulatory Medication Request?" (value List<MedicationRequest>) returns List<MedicationRequest>: value Rx where exists ( Rx.category RxCategory where FHIRHelpers.ToConcept(RxCategory) ~ "Community" ) define function "Is Opioid Analgesic with Ambulatory Misuse Potential?"(value List<MedicationRequest>): value Rx let MedRef: if (Rx.medication is FHIR.Reference) then (Rx.medication as FHIR.Reference).reference else null, Med: if MedRef is null then (Rx.medication as FHIR.CodeableConcept) else SingletonFrom([Medication: id in (Last(Split(MedRef, '/')))] Med return Med.code) where Med in "Opioid analgesics with ambulatory misuse potential" and exists ( Rx.category RxCategory where FHIRHelpers.ToConcept(RxCategory) ~ "Community" ) return MedicationRequest { id: Rx.id, status: Rx.status, intent: Rx.intent, category: Rx.category, medication: FHIR.CodeableConcept{ coding: Med.coding }, subject: Rx.subject, authoredOn: Rx.authoredOn, recorder: Rx.recorder, dosageInstruction: Rx.dosageInstruction, dispenseRequest: Rx.dispenseRequest } define function "Is Benzodiazepine?"(value List<MedicationRequest>): value Rx let MedRef: if (Rx.medication is FHIR.Reference) then (Rx.medication as FHIR.Reference).reference else null, Med: if MedRef is null then (Rx.medication as FHIR.CodeableConcept) else SingletonFrom([Medication: id in (Last(Split(MedRef, '/')))] Med return Med.code) where Med in "Benzodiazepine medications" and exists ( Rx.category RxCategory where FHIRHelpers.ToConcept(RxCategory) ~ "Community" ) return MedicationRequest { id: Rx.id, status: Rx.status, intent: Rx.intent, category: Rx.category, medication: FHIR.CodeableConcept{ coding: Med.coding }, subject: Rx.subject, authoredOn: Rx.authoredOn, recorder: Rx.recorder, dosageInstruction: Rx.dosageInstruction, dispenseRequest: Rx.dispenseRequest } define "End of Life Assessment": // 1. Conditions indicating end of life or with limited life expectancy exists ( "Conditions Indicating End of Life or With Limited Life Expectancy" ) // 2. Admitted/referred/discharged to hospice care or exists ( "Admitted/Referred/Discharged to Hospice Care" ) // 3. Medications indicating end of life /* or exists ( "Medications Indicating End of Life" ) */ define "Conditions Indicating End of Life or With Limited Life Expectancy": ( [Condition: category in "US Core Condition Category Codes"] C where C.code in "Conditions likely terminal for opioid prescribing" and exists ( C.clinicalStatus.coding Coding where FHIRHelpers.ToCode(Coding) ~ "Active Condition" ) ) union ( [Condition: category in "US Core Condition Category Codes"] C where C.code in "Limited life expectancy conditions" and exists ( C.clinicalStatus.coding Coding where FHIRHelpers.ToCode(Coding) ~ "Active Condition" ) ) define "Admitted/Referred/Discharged to Hospice Care": ( [Procedure: code in "Hospice Procedure Codes"] P where P.status.value in { 'in-progress', 'completed' } ) union ( [ServiceRequest: code in "Hospice Procedure Codes"] E where E.status.value in { 'planned', 'arrived', 'in-progress', 'finished', 'onleave' } ) union ( [Observation: code in "Hospice Finding Codes"] O where not (O.status.value in { 'unknown', 'entered-in-error', 'cancelled' }) ) union ( [Encounter] E where ( if E.hospitalization.dischargeDisposition.coding is null or not exists (E.hospitalization.dischargeDisposition.coding) then false else E.hospitalization.dischargeDisposition in "Hospice Disposition" ) and E.status.value in { 'planned', 'arrived', 'in-progress', 'finished', 'onleave' } ) /* define "Medications Indicating End of Life": ( [MedicationAdministration: "End Of Life Opioids"] MA where MA.status.value in { 'in-progress', 'on-hold', 'completed' } ) union ( [MedicationDispense: "End Of Life Opioids"] MD where MD.status.value in { 'preparation', 'in-progress', 'on-hold', 'completed' } ) union ( [MedicationRequest: "End Of Life Opioids"] MR where MR.status.value in { 'active', 'completed' } ) union ( [MedicationStatement: "End Of Life Opioids"] MS where MS.status.value in { 'active', 'completed', 'intended' } ) */ define "Previous 10 Days Interval": Interval[Today() - 10 days, Today()] define "First Month": Interval[Today() - 3 months, Today() - 2 months] define "Second Month": Interval[Today() - 2 months, Today() - 1 months] define "Third Month": Interval[Today() - 1 months, Today()] define "Prescribed Opioids for 21 or more of 30 Days for each of the past 3 Months": "Days on Opioids during Period"("First Month") >= 21 and "Days on Opioids during Period"("Second Month") >= 21 and "Days on Opioids during Period"("Third Month") >= 21 define function "Prescription Relevant Period"(prescription FHIR.MedicationRequest): if ( prescription.authoredOn is not null and prescription.dispenseRequest is not null and prescription.dispenseRequest.expectedSupplyDuration is not null ) then Interval[ date from prescription.authoredOn, date from prescription.authoredOn + System.Quantity{ value: GetDurationInDays(prescription.dispenseRequest.expectedSupplyDuration), unit: 'days' } ] else null define function "Days on Opioids during Period"(period Interval<Date>): Sum( ( collapse ( [MedicationRequest: "Opioid analgesics with ambulatory misuse potential"] OpioidPrescription return "Prescription Relevant Period"( OpioidPrescription ) intersect period ) ) OpioidUseInterval return days between start of OpioidUseInterval and end of OpioidUseInterval ) define function Prescriptions(Orders List<MedicationRequest>): Orders O let // NOTE: Assuming medication is specified as a CodeableConcept with a single RxNorm code rxNormCode: FHIRHelpers.ToCode((O.medication as FHIR.CodeableConcept).coding[0]), medicationName: OMTKLogic.GetMedicationName(rxNormCode), // NOTE: Assuming a single dosage instruction element dosageInstruction: O.dosageInstruction[0], // NOTE: Assuming a single dose and rate element doseAndRate: dosageInstruction.doseAndRate[0], repeat: dosageInstruction.timing.repeat, frequency: Coalesce(repeat.frequencyMax.value, repeat.frequency.value), period: System.Quantity { value: repeat.period.value, unit: repeat.periodUnit.value }, doseDescription: Coalesce( // There should be a conversion from FHIR.SimpleQuantity to System.Quantity if doseAndRate.dose is FHIR.Range then ToString((doseAndRate.dose as FHIR.Range).low) + '-' + ToString((doseAndRate.dose as FHIR.Range).high) + (doseAndRate.dose as FHIR.Range).high.unit.value else ToString(FHIRHelpers.ToQuantity(doseAndRate.dose)), '' ), frequencyDescription: ToString(dosageInstruction.timing.repeat.frequency.value) + Coalesce( '-' + ToString(dosageInstruction.timing.repeat.frequencyMax.value), '' ) return { rxNormCode: rxNormCode, isDraft: O.status.value = 'draft', // NOTE: Assuming asNeeded is expressed as a boolean isPRN: dosageInstruction.asNeeded, prescription: if dosageInstruction.text is not null then medicationName + ' ' + dosageInstruction.text.value else // TODO: Shouldn't need the .value here on asNeededBoolean medicationName + ' ' + doseDescription + ' q' + frequencyDescription + (if dosageInstruction.asNeeded then ' PRN' else ''), dose: if doseAndRate.dose is FHIR.Range then (doseAndRate.dose as FHIR.Range).high else FHIRHelpers.ToQuantity(doseAndRate.dose), dosesPerDay: Coalesce(OMTKLogic.ToDaily(frequency, period), 1.0) } define function MME(prescriptions List<MedicationRequest>): (Prescriptions(prescriptions)) P let mme: SingletonFrom(OMTKLogic.CalculateMMEs({ { rxNormCode: P.rxNormCode, doseQuantity: P.dose, dosesPerDay: P.dosesPerDay } })) return { rxNormCode: P.rxNormCode, isDraft: P.isDraft, isPRN: P.isPRN, prescription: P.prescription, dailyDose: mme.dailyDoseDescription, conversionFactor: mme.conversionFactor, mme: mme.mme } define function TotalMME(prescriptions List<MedicationRequest>): System.Quantity { value: Sum((MME(prescriptions)) M return M.mme.value), unit: 'mg/d' } define function GetDurationInDays(value FHIR.Duration): if value is null then null else case when value.code.value ~ 'a' then value.value.value * 365.0 when value.code.value ~ 'mo' then value.value.value * 30.0 when value.code.value ~ 'wk' then value.value.value * 7.0 when value.code.value ~ 'd' then value.value.value when value.code.value ~ 'h' then value.value.value / 24.0 when value.code.value ~ 'min' then value.value.value / 60.0 / 24.0 when value.code.value ~ 's' then value.value.value / 60.0 / 60.0 / 24.0 when value.code.value ~ 'ms' then value.value.value / 60.0 / 60.0 / 24.0 / 1000.0 when value.code.value is null then Message(1000, true, 'Undefined', 'Error', 'Duration unit code is null') else Message(1000, true, 'Undefined', 'Error', 'Unsupported duration unit code: ' + value.code.value) end define function GetIngredient(rxNormCode Code): OMTKLogic.GetIngredients(rxNormCode).ingredientName define function GetIngredients(rxNormCodes List<Code>): rxNormCodes rnc return GetIngredient(rnc) define function GetMedicationNames(medications List<MedicationRequest>): medications M return OMTKLogic.GetIngredients(ToRxNormCode((M.medication as FHIR.CodeableConcept).coding)).rxNormCode.display /* * Conversion Functions */ define function CodeableConceptsToString(concepts List<FHIR.CodeableConcept>): concepts c return CodeableConceptToString(c) define function CodingToString(coding FHIR.Coding): if (coding is null) then null else 'Code {' & 'code: ' & coding.code & 'system: ' & coding.system & 'version: ' & coding.version & 'display: ' & coding.display & '}' define function CodeableConceptToString(concept FHIR.CodeableConcept): if (concept is null or concept.coding is null) then null else 'CodeableConcept {' & 'Coding: [' & Combine(concept.coding Coding return CodingToString(Coding), ',') & ']' & '}' define function ToCodes(coding List<FHIR.Coding>): coding c return FHIRHelpers.ToCode(c) define function ToRxNormCode(coding List<FHIR.Coding>): singleton from ( coding C where C.system = 'http://www.nlm.nih.gov/research/umls/rxnorm' ) ( src )
• © CDC 2016+. ( src )
• © Copyright 2022 American Medical Association Show Usage * NUCC Provider Taxonomy: Encounter/oncologist-participant, ONCOLOGY_SPECIALTY_DESIGNATIONS and PractitionerRole/oncology-specialist ( src )

External References