MCMedicalCodingSoftware
A51.2

A51.2: Primary syphilis of other sites

Billable / specific codeICD-10-CM

A51.2 is a billable, specific ICD-10-CM code for primary syphilis of other sites. It is valid for submission on a claim.

Check A51.2 with the rest of the claim: free scrubber

Risk adjustment

No CMS-HCC V28 category: this code does not change a RAF score.

Alphabetic index entries that lead here

  • Chancre›conjunctiva NEC
  • Chancre›extragenital
  • Chancre›eyelid
  • Chancre›lip
  • Chancre›nipple
  • Chancre›palate, soft
  • Chancre›soft›palate
  • Induration, indurated›chancre›extragenital NEC
  • Syphilis, syphilitic›chancre›extragenital
  • Syphilis, syphilitic›lip›chancre(primary)
  • Syphilis, syphilitic›primary›extragenital chancre NEC
  • Syphilis, syphilitic›primary›fingers

Code history

Unchanged in every release from FY2024 to FY2027.

Other codes under A51

ICD-10-CMFY2027· effective October 1, 2026

Loaded directly from the CMS/NCHS ICD-10-CM public-domain release: see data sources and our editorial policy. If this page disagrees with the CMS tabular list, this page is wrong. Reference information for professional coders; not medical or billing advice.