{"code":"R40.2124","type":"code","title":"Coma scale, eyes open, to pain, 24 hours or more after hospital admission","codeAlso":[],"includes":[],"modern_v":"official26","codeFirst":["any associated:","fracture of skull (S02.-)","intracranial injury (S06.-)"],"excludes1":["neonatal coma (P91.5)","somnolence, stupor and coma in diabetes (E08-E13)","somnolence, stupor and coma in hepatic failure (K72.-)","somnolence, stupor and coma in hypoglycemia (nondiabetic) (E15)"],"excludes2":["symptoms and signs constituting part of a pattern of mental disorder (F01-F99)"],"isBillable":true,"fyEffectivity":{"fy2026":true,"fy2027":true,"billableFy2026":true,"billableFy2027":true},"inclusionTerms":["Coma scale eye opening score of 2"],"useAdditionalCode":[],"clinicalDefinition":"Coma scale, eyes open, to pain, 24 hours or more after hospital admission is a billable ICD-10-CM diagnosis code (R40.2124). Inclusion terms: Coma scale eye opening score of 2. Excludes1 (not coded here): neonatal coma (P91.5); somnolence, stupor and coma in diabetes (E08-E13); somnolence, stupor and coma in hepatic failure (K72.-); somnolence, stupor and coma in hypoglycemia (nondiabetic) (E15).","officialDefinition":"Coma scale, eyes open, to pain, 24 hours or more after hospital admission is a billable ICD-10-CM diagnosis code (R40.2124). Inclusion terms: Coma scale eye opening score of 2. Excludes1 (not coded here): neonatal coma (P91.5); somnolence, stupor and coma in diabetes (E08-E13); somnolence, stupor and coma in hepatic failure (K72.-); somnolence, stupor and coma in hypoglycemia (nondiabetic) (E15). Excludes2 (not included here): symptoms and signs constituting part of a pattern of mental disorder (F01-F99). Code first: any associated:; fracture of skull (S02.-); intracranial injury (S06.-). 7th character: The following appropriate 7th character is to be added to subcategory R40.21-:.","seventhCharacterInstructions":["The following appropriate 7th character is to be added to subcategory R40.21-:"],"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":""}