A51.2Billable
Primary syphilis of other sites
- Chapter
- 1. Certain infectious and parasitic diseases
- Category
- A51
- Effective date
- October 1, 2026
Related codes in category A51
A51Early syphilisA51.0Primary genital syphilisYesA51.1Primary anal syphilisYesA51.3Secondary syphilis of skin and mucous membranesA51.31Condyloma latumYesA51.32Syphilitic alopeciaYesA51.39Other secondary syphilis of skinYesA51.4Other secondary syphilisA51.41Secondary syphilitic meningitisYesA51.42Secondary syphilitic female pelvic diseaseYesA51.43Secondary syphilitic oculopathyYesA51.44Secondary syphilitic nephritisYes
Frequently asked questions
What is ICD-10 code A51.2?
A51.2 is an ICD-10-CM diagnosis code for Primary syphilis of other sites.
Is A51.2 a billable code?
Yes. A51.2 is billable and specific enough to be used on a claim.
What ICD-10-CM chapter is A51.2 in?
A51.2 falls under Chapter 1: Certain infectious and parasitic diseases.
When did A51.2 become effective?
A51.2 has been effective since October 1, 2026, per the CMS/CDC ICD-10-CM annual release.
What other codes are related to A51.2?
A51.2 belongs to category A51, which includes 12 other codes — see the related codes list on this page.
ICD-10-CM data maintained by CDC/CMS (public domain). Always verify codes with authoritative sources before making coding or billing decisions.