C50.029 Malignant neoplasm of nipple and areola, unspecified male breast

The ICD-10-CM code for Malignant neoplasm of nipple and areola, unspecified male breast is C50.029 (FY2026). It is a billable, claim-ready diagnosis code.

Classification

Chapter

2: Neoplasms (C00-D49)

Section

C50: Malignant neoplasms of breast (C50)

Category C50

86 codes (57 billable)

FY2026 Status

Stable since FY2024

U.S. Hospital Utilization

C50.029 appeared in too few sampled U.S. inpatient stays in 2023 to report a national estimate (AHRQ suppresses counts of 10 or fewer) — a rare inpatient diagnosis.

Source: National Inpatient Sample (NIS), Healthcare Cost and Utilization Project (HCUP), Agency for Healthcare Research and Quality, 2016–2023. National survey-weighted estimates.

Official Coding Guidelines

Tx of primary site (TOC entry)

a. Admission/Encounter for treatment of primary site ............................................................. 33

Tx of secondary site (TOC entry)

b. Admission/Encounter for treatment of secondary site .......................................................... 33

Source: CMS — ICD-10-CM Official Guidelines for Coding and Reporting, FY2026

References

• CMS — ICD-10-CM Official Code Set and Guidelines, FY2026
• CDC/NCHS — ICD-10-CM Files and Browser Tool
• AHRQ — HCUP National Inpatient Sample, Frequencies by Diagnosis Code (2016–2023)

Cite This Page

Reference C50.029 with the canonical source and edition:

C50.029 — Malignant neoplasm of nipple and areola, unspecified male breast. ICD-10 Coding Pro (ICD-10-CM FY2026). https://icd10codingpro.com/codes/C50.029

Canonical URL: https://icd10codingpro.com/codes/C50.029