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Dx

ICD-10-CM 2027

ICD-10 code for lobular infiltrating carcinoma

Choose a code from the options below based on the documentation.

From the official ICD-10-CM alphabetic index entry “Carcinoma (malignant) › lobular (infiltrating)”. Page updated September 29, 2026.

About coding lobular infiltrating carcinoma

The official ICD-10-CM index doesn't give a single default code for lobular infiltrating carcinoma; the code depends on the details below.

More specific lobular infiltrating carcinoma codes (official index)

  • with intraductal
  • specified site
  • unspecified site (female) C50.91 — Malignant neoplasm of breast of unspecified site, female
  • male C50.92 — Malignant neoplasm of breast of unspecified site, male
  • noninfiltrating
  • breast D05.0 — Lobular carcinoma in situ of breast
  • specified site NEC
  • unspecified site D05.0 — Lobular carcinoma in situ of breast
  • specified site
  • unspecified site (female) C50.91 — Malignant neoplasm of breast of unspecified site, female
  • male C50.92 — Malignant neoplasm of breast of unspecified site, male