ICD-10-CM FY2027 diagnosis code

T20.59XA: Corrosion of first degree of multiple sites of head, face, and neck, initial encounter

Billable codeValid for dates of service October 1, 2026 to September 30, 2027

T20.59XA is a billable ICD-10-CM diagnosis code for corrosion of first degree of multiple sites of head, face, and neck, initial encounter. It is specific enough to use on an insurance claim, a superbill or a Good Faith Estimate.

T20.59XA questions

Is T20.59XA a billable code?

Yes. T20.59XA is a billable ICD-10-CM code and can be used on claims and superbills for dates of service from October 1, 2026 to September 30, 2027.

What does T20.59XA mean?

T20.59XA is the ICD-10-CM code for Corrosion of first degree of multiple sites of head, face, and neck, initial encounter. It is in chapter 19, Injury, poisoning and certain other consequences of external causes (S00-T88).

Code titles come from the official ICD-10-CM files published by the CDC National Center for Health Statistics. Always check payer rules and the clinical record before billing.