D22.5 Melanocytic nevi of trunk

The ICD-10-CM code for Melanocytic nevi of trunk is D22.5 (FY2026). It is a billable, claim-ready diagnosis code.

Classification

Chapter

2: Neoplasms (C00-D49)

Section

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

Category D22

28 codes (20 billable)

FY2026 Status

Stable since FY2024

Also Known As

ICD-10-CM Alphabetic Index entries that lead to D22.5:

• Becker's › pigmented hairy nevus
• Nevus › skin › back
• Nevus › skin › buttock
• Nevus › skin › anus, anal
• Nevus › skin › breast
• Nevus › skin › chest wall
• Nevus › skin › abdominal wall
• Nevus › skin › axilla, axillary fold

Inclusion Terms

• Melanocytic nevi of anal margin
• Melanocytic nevi of anal skin
• Melanocytic nevi of perianal skin
• Melanocytic nevi of skin of breast

U.S. Hospital Utilization

• An estimated 2,665 U.S. inpatient stays in 2023 included D22.5 among the documented diagnoses.

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)