A53.0
Billable codeLatent syphilis, unspecified as early or late
The ICD-10 code for latent syphilis, unspecified as early or late is A53.0.
Clinical notes
Also known as
Alternate wording, synonyms, or specific conditions that fall under this code, listed to help confirm you've picked the right one.
- Latent syphilis NOS
- Positive serological reaction for syphilis
Documentation support
General coding-documentation guidance — not a substitute for payer-specific requirements or professional coding judgment.
- •As a general rule, code to the highest level of specificity supported by the documentation in the medical record.
Related codes in this category
- A53.9Syphilis, unspecified
- A53.0Latent syphilis, unspecified as early or late
ICD-9-CM equivalent
Informational only — GEM mappings are approximate, not guaranteed one-to-one equivalents. Verify before use in billing.
- 0971
Associated MS-DRGs
A53.0 can serve as the principal diagnosis for these Medicare Severity Diagnosis-Related Groups.
Informational only — actual DRG assignment also depends on procedures, complications/comorbidities (CC/MCC), discharge status, and payer-specific rules not reflected here.