N61.1 is the authoritative medical code for Abscess of the breast and nipple. This classification is used in medical billing and clinical recording to specify the clinical criteria for abscess of the breast and nipple (ICD-10-CM N61.1), ensuring healthcare documentation aligns with 2026 federal coding standards.
Billing Status: YES. This is a valid, specific, and billable ICD-10-CM reference.
Official Registry Overview & Definition
Abscess of the breast and nipple is a billable ICD-10-CM diagnosis code N61.1. Inclusion terms: Abscess acute chronic nonpuerperal of areola; Abscess acute chronic nonpuerperal of breast; Carbuncle of breast; Mastitis with abscess. Excludes1 (not 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; disorders of breast associated with childbirth O91-O92.
Official Tabular Instructional Notes
Sequencing, inclusion, and exclusion notes published for N61.1 in the official ICD-10-CM tabular list.
Inclusion Terms
Alternative terms the tabular list files under this code.
- Abscess acute chronic nonpuerperal of areola
- Abscess acute chronic nonpuerperal of breast
- Carbuncle of breast
- Mastitis with abscess
Excludes1 — Not Coded Here
Conditions that can never be reported with this code; the two are mutually exclusive.
- 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
- disorders of breast associated with childbirth O91-O92
Frequently Asked Questions (FAQ) & Clinical Guidance
What can't be coded together with N61.1?
Per Excludes1 instructions, N61.1 must not be reported with: 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).
What conditions are included under N61.1?
Abscess of the breast and nipple includes: Abscess (acute) (chronic) (nonpuerperal) of areola; Abscess (acute) (chronic) (nonpuerperal) of breast; Carbuncle of breast; Mastitis with abscess.
Codes in This Family (7)
Official ICD-10-CM classifications in the same code family as N61.1, with their registry titles.
- N61 — Inflammatory disorders of breast
- N61.0 — Mastitis without abscess
- N61.2 — Granulomatous mastitis
- N61.20 — Granulomatous mastitis, unspecified breast
- N61.21 — Granulomatous mastitis, right breast
- N61.22 — Granulomatous mastitis, left breast
- N61.23 — Granulomatous mastitis, bilateral breast
Indexed Clinical Terms (9)
Clinical term phrases from the official ICD-10-CM Index to Diseases and Injuries that map to this code.
- Abscess (connective tissue) (embolic) (fistulous) (infective) (metastatic) (multiple) (pernicious) (pyogenic) (septic), areola (acute) (chronic) (nonpuerperal)
- Abscess (connective tissue) (embolic) (fistulous) (infective) (metastatic) (multiple) (pernicious) (pyogenic) (septic), breast (acute) (chronic) (nonpuerperal)
- Abscess (connective tissue) (embolic) (fistulous) (infective) (metastatic) (multiple) (pernicious) (pyogenic) (septic), nipple
- Carbuncle, breast
- Furuncle, breast
- Mastitis (acute) (diffuse) (nonpuerperal) (subacute), with abscess
- Suppuration, suppurative, breast
- Suppuration, suppurative, mammary gland
- Ulcer, ulcerated, ulcerating, ulceration, ulcerative, breast
Related Codes & Numerical Sequence (Crawl Map)
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