MedCodeSearch
ICD-10-CM Current in FY 2027

C50.319

Malignant neoplasm of lower-inner quadrant of unspecified female breast

Release
FY 2027
Effective
Official source (opens in a new tab)

Hierarchy

Where C50.319 sits in the official hierarchy. Each level is the code it is classified under.

  1. C50 Malignant neoplasm of breast
  2. C50.3 Malignant neoplasm of lower-inner quadrant of breast
  3. C50.31 Parent Malignant neoplasm of lower-inner quadrant of breast, female
  4. C50.319 This code Malignant neoplasm of lower-inner quadrant of unspecified female breast

Official Coding Notes

Reproduced verbatim from the FY 2027 ICD-10-CM files. Notes labelled as inherited are declared on a parent code and apply here too.

Includes

connective tissue of breast

Inherited from C50 — Malignant neoplasm of breast

Includes

Paget's disease of breast

Inherited from C50 — Malignant neoplasm of breast

Includes

Paget's disease of nipple

Inherited from C50 — Malignant neoplasm of breast

Excludes1

skin of breast ( C44.501 , C44.511 , C44.521 , C44.591 )

Inherited from C50 — Malignant neoplasm of breast

Use Additional Code

code to identify estrogen, and other hormones and factors receptor status ( Z17 .-)

Inherited from C50 — Malignant neoplasm of breast

Version History

How C50.319 appears in each release imported from the official files, newest first.

  1. FY 2027 Effective

    Current

    Malignant neoplasm of lower-inner quadrant of unspecified female breast

  2. FY 2026 Effective

    Unchanged

    Malignant neoplasm of lower-inner quadrant of unspecified female breast

Related Codes

Other codes under C50.31

Data Source

Code information on this page is derived from the FY 2027 ICD-10-CM files published by CDC NCHS and CMS.

Release
FY 2027
Effective
Source file
icd10cm-code-descriptions-2027.zip

Official ICD-10-CM source files (opens in a new tab)

MedCodeSearch is an independent reference service and is not affiliated with CMS, CDC, or the U.S. government.

Look up another code

Search ICD-10-CM, ICD-10-PCS and HCPCS Level II by code or description.