N61.1
Abscess of the breast and nipple
Billable FY2026 2025-10-01 → 2026-09-30
Exclusions 13 never code together
N61code
N00-N99chapter
Excludes2
- certain conditions originating in the perinatal period (P04-P96)P04-P96
- certain infectious and parasitic diseases (A00-B99)A00-B99
- complications of pregnancy, childbirth and the puerperium (O00-O9A)O00-O9A
- congenital malformations, deformations and chromosomal abnormalities (Q00-Q99)Q00-Q99
- endocrine, nutritional and metabolic diseases (E00-E88)E00-E88
- injury, poisoning and certain other consequences of external causes (S00-T88)S00-T88
- neoplasms (C00-D49)C00-D49
- symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R94)R00-R94
Excludes1 — never code together. The excluded condition and this one are mutually exclusive.
Excludes2 — not included here, but the patient may have both. Code both when documented.
Instructional notes 4
N61.1code
Inclusion terms
- Abscess (acute) (chronic) (nonpuerperal) of areola
- Abscess (acute) (chronic) (nonpuerperal) of breast
- Carbuncle of breast
- Mastitis with abscess
Index entries leading here 6
- Abscess (connective tissue) (embolic) (fistulous) (infective) (metastatic) (multiple) (pernicious) (pyogenic) (septic) L02.91
- Suppuration, suppurative — see also condition
- Ulcer, ulcerated, ulcerating, ulceration, ulcerative
- breast N61.1
- Carbuncle L02.93
- breast N61.1
- Furuncle L02.92
- breast N61.1
- Mastitis (acute) (diffuse) (nonpuerperal) (subacute) N61.0
- with abscess N61.1
Alongside this code 2 same parent — N61
Additional references
AHA Coding Clinic® Licence required
Official coding advice for this code. Published by the American Hospital Association. Not included in this installation.