ICD-10-CM Codes
A00-B99 Certain infectious and parasitic diseases
A50-A64 Infections with a predominantly sexual mode of transmission

Early syphilis A51- >

Codes

A51 Early syphilis
- A51.0 Primary genital syphilis
- A51.1 Primary anal syphilis
- A51.2 Primary syphilis of other sites
- A51.3 Secondary syphilis of skin and mucous membranes
  - A51.31 Condyloma latum
  - A51.32 Syphilitic alopecia
  - A51.39 Other secondary syphilis of skin
- A51.4 Other secondary syphilis
  - A51.41 Secondary syphilitic meningitis
  - A51.42 Secondary syphilitic female pelvic disease
  - A51.43 Secondary syphilitic oculopathy
  - A51.44 Secondary syphilitic nephritis
  - A51.45 Secondary syphilitic hepatitis
  - A51.46 Secondary syphilitic osteopathy
  - A51.49 Other secondary syphilitic conditions
- A51.5 Early syphilis, latent
- A51.9 Early syphilis, unspecified