ICD-10-CM Codes 2026 (USA)

• N64.51	Induration of breast

• N64.0	Fissure and fistula of nipple
  N64.1	Fat necrosis of breast
  N64.2	Atrophy of breast
  N64.3	Galactorrhea not associated with childbirth
  N64.4	Mastodynia
  N64.51	Induration of breast
  N64.52	Nipple discharge
  N64.53	Retraction of nipple
  N64.59	Other signs and symptoms in breast
  N64.81	Ptosis of breast
  N64.82	Hypoplasia of breast
  N64.89	Other specified disorders of breast
  N64.9	Disorder of breast, unspecified

Created by Peter Blahut, MD