A50-A64
Infections with a predominantly sexual mode of transmission
Infections with a predominantly sexual mode of transmission (A50-A64) is a block within ICD-10-CM Chapter 1: Certain infectious and parasitic diseases. It holds 13 categories.
Excludes1
Not coded here. An Excludes1 code should never be reported at the same time as the code above it.
- nonspecific and nongonococcal urethritis (N34.1)
- Reiter's disease (M02.3-)
Excludes2
Not included here. The condition is not part of this code, but a patient may have both, and both codes may be reported together.
- human immunodeficiency virus [HIV] disease (B20)
Categories in A50-A64
- A50Congenital syphiliscategory
- A51Early syphiliscategory
- A52Late syphiliscategory
- A53Other and unspecified syphiliscategory
- A54Gonococcal infectioncategory
- A55Chlamydial lymphogranuloma (venereum)
- A56Other sexually transmitted chlamydial diseasescategory
- A57Chancroid
- A58Granuloma inguinale
- A59Trichomoniasiscategory
- A60Anogenital herpesviral [herpes simplex] infectionscategory
- A63Oth predominantly sexually transmitted diseases, NECcategory
- A64Unspecified sexually transmitted disease
Source
ICD-10-CM FY2026. Centers for Medicare & Medicaid Services (CMS) / National Center for Health Statistics (NCHS), “2026 ICD-10-CM Code Descriptions in Tabular Order” (icd10cm_order_2026.txt). Download the original file from cms.gov. Public domain (US Government work). Descriptors, billable flags and instructional notes on this page are reproduced from that file without modification. Krasyn adds no clinical guidance.