ICD-10 Code A53.9 – Syphilis, unspecified (2026): Diagnosis, Symptoms & Billing Guide
The ICD-10 code for Syphilis, unspecified is A53.9.2026 ICD-10-CM Diagnosis Code A53.9 – Syphilis, unspecified Related ICD-10 Codes Parent code: A53 – Other and unspecified syphilis Other codes in same category: A53.0 – Latent syphilis, unspecified as early or late What it is A53.9 identifies syphilis when the stage or specific form is not documented….