H57.9 Unspecified disorder of eye and adnexa

Billable ICD-10-CM code, FY2026.

MS-DRG index

Defines the logic of DRG(s) 124-125 in MDC 02.

Approximate ICD-9-CM (GEMs)

• 379.40 Abnormal pupillary function, unspecified (approximate)
• 379.90 Disorder of eye, unspecified (approximate)
• V41.1 Other eye problems (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 H57.9

• Complication (s) (from) (of) › eye
• Disease, diseased › eye
• Disorder (of) › eye
• Problem (with) (related to) › eye

Nearby codes

• H57.8A Foreign body sensation eye (ocular)
• H57.8A1 Foreign body sensation, right eye
• H57.8A2 Foreign body sensation, left eye
• H57.8A3 Foreign body sensation, bilateral eyes
• H57.8A9 Foreign body sensation, unspecified eye
• H57.9 Unspecified disorder of eye and adnexa (this code)