D24 Benign neoplasm of breast

The ICD-10-CM code for Benign neoplasm of breast is D24 (FY2026). It is a non-billable category code — select a more specific code below for claims.

Classification

Chapter

2: Neoplasms (C00-D49)

Section

D10-D36: Benign neoplasms, except benign neuroendocrine tumors (D10-D36)

Category D24

4 codes (3 billable)

FY2026 Status

Stable since FY2024

Also Known As

ICD-10-CM Alphabetic Index entries that lead to D24:

• Fibroadenoma › cellular intracanalicular
• Adenoma › nipple
• Fibroadenoma › phyllodes
• Cystosarcoma phyllodes › benign
• Adenomatosis › erosive of nipple
• Fibroadenoma › giant
• Fibroadenoma › juvenile
• Fibroadenoma › unspecified site

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