N61.0
Mastitis without abscess
This code does not map to a risk-adjusting HCC in the loaded models.
Coding notes
Excludes 1 never coded together · Excludes 2 may co-exist
Infective mastitis (acute) (nonpuerperal) (subacute) Mastitis (acute) (nonpuerperal) (subacute) NOS Cellulitis (acute) (nonpuerperal) (subacute) of breast NOS Cellulitis (acute) (nonpuerperal) (subacute) of nipple NOS
disorders of breast associated with childbirth (O91-O92)
certain conditions originating in the perinatal period (P04-P96) certain infectious and parasitic diseases (A00-B99) complications of pregnancy, childbirth and the puerperium (O00-O9A) congenital malformations, deformations and chromosomal abnormalities (Q00-Q99) endocrine, nutritional and metabolic diseases (E00-E88) injury, poisoning and certain other consequences of external causes (S00-T88) neoplasms (C00-D49) symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R94)
Official Guidelines for N61.0
FY 2026 ›Find N61.0 in the alphabetic index
16 index paths lead to this code
- Galactophoritis
- Mammillitis
- Mastitis
- Thelitis
- Cellulitis › breast
- Cellulitis › nipple
- Fistula › breast
- Fistula › mammary
- Infection, infected, infective › mammary gland
- Infection, infected, infective › nipple
- Inflammation, inflamed, inflammatory › areola
- Inflammation, inflamed, inflammatory › breast
- Inflammation, inflamed, inflammatory › nipple
- Mastitis › infective
- Mastitis › without abscess
- Cellulitis › breast › nipple