ICD-10-CM › N00-N99 › N60-N65 › N61.2 Granulomatous mastitis › N61.21
N61.21
Granulomatous mastitis, right breast
ValidICD-10-CM diagnosis code.
Valid for claims with a date of service in the current code year.
What has happened to this code
Every change the publisher made, from 2021 to now.
- FY2021 Added to the code set Granulomatous mastitis, right breast
Official coding rules
Published by CDC for FY2027. A rule attached to a category binds every code beneath it, so the rules inherited from this code's ancestors are shown with the code they come from.
Inherited from N61 Inflammatory disorders of breast
Excludes1 - never coded here
- inflammatory carcinoma of breast (C50.A-)
- inflammatory disorder of breast associated with childbirth (O91.-)
- neonatal infective mastitis (P39.0)
- thrombophlebitis of breast [Mondor's disease] (I80.8)
Inherited from the N60-N65 section Disorders of breast (N60-N65)
Excludes1 - never coded here
- disorders of breast associated with childbirth (O91-O92)
How CDC's index refers to this code
Wording from the official alphabetic index. Much of it appears nowhere in the code description, which is why a search for the everyday phrase so often finds nothing.
- Mammitis
- Disease, diseased > breast
- Disorder > breast > mastitis
- Infection, infected, infective > breast
- Mastitis > granulomatous
Codes in the same group
| Code | Description | Status |
|---|---|---|
| N61.20 | Granulomatous mastitis, unspecified breast | Valid |
| N61.22 | Granulomatous mastitis, left breast | Valid |
| N61.23 | Granulomatous mastitis, bilateral breast | Valid |