ICD-10-CM FY2027 diagnosis code

N61.20: Granulomatous mastitis, unspecified breast

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

N61.20 is a billable ICD-10-CM diagnosis code for granulomatous mastitis, unspecified breast. It is specific enough to use on an insurance claim, a superbill or a Good Faith Estimate.

N61.20 questions

Is N61.20 a billable code?

Yes. N61.20 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 N61.20 mean?

N61.20 is the ICD-10-CM code for Granulomatous mastitis, unspecified breast. It is in chapter 14, Diseases of the genitourinary system (N00-N99).

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.