{"code":"G50.1","type":"code","title":"Atypical facial pain","codeAlso":[],"includes":["disorders of 5th cranial nerve"],"modern_v":"official26","codeFirst":[],"excludes1":["current traumatic nerve, nerve root and plexus disorders - see Injury, nerve by body region","neuralgia NOS (M79.2)","neuritis NOS (M79.2)","peripheral neuritis in pregnancy (O26.82-)","radiculitis NOS (M54.1-)"],"excludes2":[],"isBillable":true,"fyEffectivity":{"fy2026":true,"fy2027":true,"billableFy2026":true,"billableFy2027":true},"sibling_codes":["G50","G50.0","G50.8","G50.9"],"inclusionTerms":[],"sibling_titles":{"code":"G50.9","title":"Disorder of trigeminal nerve, unspecified","isBillable":true},"useAdditionalCode":[],"clinicalDefinition":"Atypical facial pain is a billable ICD-10-CM diagnosis code (G50.1). Includes: disorders of 5th cranial nerve. Excludes1 (not coded here): current traumatic nerve, nerve root and plexus disorders - see Injury, nerve by body region; neuralgia NOS (M79.2); neuritis NOS (M79.2); peripheral neuritis in pregnancy (O26.82-); radiculitis NOS (M54.1-).","officialDefinition":"Atypical facial pain is a billable ICD-10-CM diagnosis code (G50.1). Includes: disorders of 5th cranial nerve. Excludes1 (not coded here): current traumatic nerve, nerve root and plexus disorders - see Injury, nerve by body region; neuralgia NOS (M79.2); neuritis NOS (M79.2); peripheral neuritis in pregnancy (O26.82-); radiculitis NOS (M54.1-).","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":""}