MCMedicalCodingSoftware
A52.2

A52.2: Asymptomatic neurosyphilis

Billable / specific codeICD-10-CM

A52.2 is a billable, specific ICD-10-CM code for asymptomatic neurosyphilis. It is valid for submission on a claim.

Check A52.2 with the rest of the claim: free scrubber

Risk adjustment

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

Medicare coverage

A52.2 is named in 6 Medicare coverage policies: 6 listing it as supporting medical necessity. Which one applies depends on your Medicare contractor.

  • A52996Billing and Coding: Routine Foot Care
  • A56232Billing and Coding: Foot Care
  • A56680Billing and Coding: Routine Foot Care
  • A57206Billing and Coding: Lumbar MRI

Alphabetic index entries that lead here

  • Neurosyphilis›asymptomatic
  • Neurosyphilis›serological(without symptoms)
  • Syphilis, syphilitic›latent›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.