A51.5
A51.5: Early syphilis, latent
Billable / specific codeICD-10-CM
A51.5 is a billable, specific ICD-10-CM code for early syphilis, latent. It is valid for submission on a claim.
Check A51.5 with the rest of the claim: free scrubberInclusion terms
Alternative wordings a physician may use in the chart for this same code.
- Syphilis (acquired) without clinical manifestations, with positive serological reaction and negative spinal fluid test, less than two years after infection.
Risk adjustment
No CMS-HCC V28 category: this code does not change a RAF score.
Alphabetic index entries that lead here
- Syphilis, syphilitic›early›latent(without manifestations) (less than 2 years after infection)
- Syphilis, syphilitic›latent›early, or less than 2 years after infection
- Syphilis, syphilitic›early›latent›negative spinal fluid test
- Syphilis, syphilitic›early›latent›serological relapse after treatment
- Syphilis, syphilitic›early›latent›serology positive
- Syphilis, syphilitic›latent›positive serology›early, or less than 2 years after infection
Code history
Unchanged in every release from FY2024 to FY2027.