Billable ICD-10-CM code, FY2026. Exempt from present-on-admission (POA) reporting.
Applies from Z78 Other specified health status
Excludes2 (not included here)
asymptomatic human immunodeficiency virus [HIV] infection status (Z21)
postprocedural status (Z93-Z99)
sex reassignment status (Z87.890)
MS-DRG index
Defines the logic of DRG(s) 951 in MDC 23.
Approximate ICD-9-CM (GEMs)
V49.89 Other specified conditions influencing health status (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 Z78.9
Problem (with) (related to) › influencing health status NEC