N61.20
✓ Billable
Granulomatous mastitis, unspecified breast
ICD-10-CM · FY2026 · Diseases of the Genitourinary System
Code
N61.20
System
ICD-10-CM
Billable
Yes — valid for submission
Effective
FY2026
Chapter
Diseases of the Genitourinary System
Source
CMS / CDC NCHS
⚠ Verify before billing. Confirm against the current CMS/NCHS ICD-10-CM files and your payer's rules before claims submission.
Frequently asked questions
What is ICD-10 code N61.20?
ICD-10-CM code N61.20 represents Granulomatous mastitis, unspecified breast. It is a billable diagnosis code in the Diseases of the Genitourinary System chapter, effective October 1, 2025 – September 30, 2026.
Is N61.20 billable?
Yes. N61.20 is a valid billable ICD-10-CM code for insurance claims and clinical documentation.
What chapter is N61.20 in?
N61.20 belongs to the Diseases of the Genitourinary System chapter (N00–N99) of ICD-10-CM.
Related codes in the N61 category
N61
Inflammatory disorders of breast
Non-billable
N61.0
Mastitis without abscess
Billable
N61.1
Abscess of the breast and nipple
Billable
N61.2
Granulomatous mastitis
Non-billable
N61.21
Granulomatous mastitis, right breast
Billable
N61.22
Granulomatous mastitis, left breast
Billable
N61.23
Granulomatous mastitis, bilateral breast
Billable
Search all 98,186 ICD-10-CM codes instantly
Search ICDwise →