10ICD Code Hub

A53

Header — not billable

Other and unspecified syphilis

The ICD-10 code for other and unspecified syphilis is A53.

A53 is a non-billable header code. It groups related conditions but cannot be used on its own for reimbursement — select one of the 2 more specific codes below.

Documentation support

General coding-documentation guidance — not a substitute for payer-specific requirements or professional coding judgment.

Child codes under A53

Related codes in this category