MCMedicalCodingSoftware
A52.3

A52.3: Neurosyphilis, unspecified

Billable / specific codeICD-10-CM

A52.3 is a billable, specific ICD-10-CM code for neurosyphilis, unspecified. It is valid for submission on a claim.

Check A52.3 with the rest of the claim: free scrubber

Inclusion terms

Alternative wordings a physician may use in the chart for this same code.

  • Gumma (syphilitic)
  • Syphilis (late)
  • Syphiloma

Risk adjustment

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

Medicare coverage

A52.3 is named in 7 Medicare coverage policies: 7 listing it as supporting medical necessity. Which one applies depends on your Medicare contractor.

  • A56232Billing and Coding: Foot Care
  • A56680Billing and Coding: Routine Foot Care
  • A56802Billing and Coding: Urodynamics
  • A57188Billing and Coding: Routine Foot Care

Alphabetic index entries that lead here

  • Neurosyphilis(arrested) (early) (gumma) (late) (latent) (recurrent) (relapse)
  • Gumma›central nervous system
  • Gumma›neurosyphilitic
  • Neurosyphilis›remission in(sustained)
  • Syphilis, syphilitic›central nervous system(late) (recurrent) (relapse) (tertiary)
  • Syphilis, syphilitic›nervous system, central
  • Syphiloma›central nervous system
  • Syphilis, syphilitic›central nervous system›remission in(sustained)
  • Syphilis, syphilitic›central nervous system›serology doubtful, negative, or positive
  • Syphilis, syphilitic›early›central nervous system
  • Syphilis, syphilitic›gumma NEC›central nervous system
  • Syphilis, syphilitic›late›central nervous system

Code history

Unchanged in every release from FY2024 to FY2027.

Other codes under A52

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.