{"code":"M19.019","type":"code","title":"Primary osteoarthritis, unspecified shoulder","codeAlso":[],"includes":[],"modern_v":"official26","codeFirst":[],"excludes1":["polyarthritis (M15.-)"],"excludes2":["arthrosis of spine (M47.-)","hallux rigidus (M20.2)","osteoarthritis of spine (M47.-)"],"isBillable":true,"fyEffectivity":{"fy2026":true,"fy2027":true},"inclusionTerms":[],"useAdditionalCode":[],"clinicalDefinition":"Primary osteoarthritis, unspecified shoulder is a billable ICD-10-CM diagnosis code (M19.019). Excludes1 (not coded here): polyarthritis (M15.-). Excludes2 (not included here): arthrosis of spine (M47.-); hallux rigidus (M20.2); osteoarthritis of spine (M47.-).","officialDefinition":"Primary osteoarthritis, unspecified shoulder is a billable ICD-10-CM diagnosis code (M19.019). Excludes1 (not coded here): polyarthritis (M15.-). Excludes2 (not included here): arthrosis of spine (M47.-); hallux rigidus (M20.2); osteoarthritis of spine (M47.-).","seventhCharacterInstructions":[],"workflowProtocols":[],"guidelines":{"whenToUse":[],"whenNotToUse":[],"commonBillingMistakes":[],"codeComparisons":[],"documentationChecklist":[]},"domainLandscape":{"summary":"Primary diagnostic domain and clinical landscape evaluation.","keyCategories":[],"diagnosticContinuum":"Progression continuum from acute presentation to resolution."},"children":[],"hierarchy":[],"relatedCodes":[],"relevantCPTCodes":[],"documentationTips":[],"caseStudies":[],"description":"","overview":""}