A64 Unspecified sexually transmitted disease

Billable ICD-10-CM code, FY2026.

MS-DRG index

Defines the logic of DRG(s) 727-728 in MDC 12.

Approximate ICD-9-CM (GEMs)

• 099.9 Venereal disease, unspecified

Code annotations containing back-references to A64

Back-references to A64

• Type 2 Excludes: N34 Urethritis and urethral syndrome ("urethritis in diseases with a predominantly sexual mode of transmission (A50-A64)")

Back-references to A64

• Type 2 Excludes: N34 Urethritis and urethral syndrome ("urethritis in diseases with a predominantly sexual mode of transmission (A50-A64)")

Diagnosis Index entries for A64

• Disease, diseased › sexually transmitted
• Disease, diseased › venereal
• Venereal › disease

Nearby codes

• A64 Unspecified sexually transmitted disease (this code)