Applies from R41 Other symptoms and signs involving cognitive functions and awareness
Excludes1 (never code together)
dissociative [conversion] disorders (F44.-)
mild cognitive impairment of uncertain or unknown etiology (G31.84)
MS-DRG index
Defines the logic of DRG(s) 951 in MDC 23.
Approximate ICD-9-CM (GEMs)
V62.89 Other psychological or physical stress, not elsewhere classified (approximate)
Medicare Code Edits (MCE v43.1 (April 2026))
Unacceptable principal diagnosis: These codes describe a circumstance which influences care but is not a current illness or injury, or capture only an underlying condition, and are unacceptable as principal diagnosis.
Diagnosis Index entries for R41.83
Functioning, intellectual, borderline
Symptoms NEC › involving › awareness › borderline intellectual functioning