ICD-10 Code A51.1 – Primary anal syphilis (2026): Diagnosis, Symptoms & Billing Guide
The ICD-10 code for Primary anal syphilis is A51.1.2026 ICD-10-CM Diagnosis Code A51.1 – Primary anal syphilis Related ICD-10 Codes Parent code: A51 – Early syphilis Other codes in same category: A51.0 – Primary genital syphilis, A51.2 – Primary syphilis of other sites, A51.3 – Secondary syphilis of skin and mucous membranes, A51.31 – Condyloma…