2026 ICD-10-CM Diagnosis Code D48Neoplasm of uncertain behavior of other and unspecified sites

ICD-10-CM Codes›C00–D49›D37-D48›D48

ICD-10-CM D48
CMSSource: CMS FY 2026 ICD-10-CM dataset · Effective Oct 1, 2025 – Sep 30, 2026

D48 is a non-billable ICD-10-CM category code for neoplasm of uncertain behavior of other and unspecified sites, so it cannot be submitted on claims. Use a more specific code from this category instead, such as D48.0, D48.110, D48.111, and D48.112.

Code Identity

ICD-10-CM Code
D48
Billable Status
No — Non-Billable Category
Code Describes
Neoplasm of uncertain behavior of other and unspecified sites
Short Description
Neoplasm of uncertain behavior of other and unsp sites
Chapter
D37-D48
Neoplasms of uncertain behavior, polycythemia vera and myelodysplastic syndromes

Code Classification

ChapterC00–D49Neoplasms
SectionD37-D48Neoplasms of uncertain behavior, polycythemia vera and myelodysplastic syndromes
CategoryD48Neoplasm of uncertain behavior of other and unspecified sites
This CodeD48Neoplasm of uncertain behavior of other and unspecified sites

Specific Coding for Neoplasm of uncertain behavior of other and unsp sitesOverview

Non-specific codes like D48 require more characters. Use one of these billable codes instead:

  • Use D48.0 for Neoplasm of uncertain behavior of bone and articular cartilage

  • D48.1 for Neoplasm of uncertain behavior of connective and other soft tissue

  • D48.11 for Desmoid tumor

  • Use D48.19 for Other specified neoplasm of uncertain behavior of connective and other soft tissue

  • Use D48.2 for Neoplasm of uncertain behavior of peripheral nerves and autonomic nervous system

  • Use D48.3 for Neoplasm of uncertain behavior of retroperitoneum

  • Use D48.4 for Neoplasm of uncertain behavior of peritoneum

  • Use D48.5 for Neoplasm of uncertain behavior of skin

  • D48.6 for Neoplasm of uncertain behavior of breast

  • Use D48.60 for Neoplasm of uncertain behavior of unspecified breast

  • Use D48.61 for Neoplasm of uncertain behavior of right breast

  • Use D48.62 for Neoplasm of uncertain behavior of left breast

  • Use D48.7 for Neoplasm of uncertain behavior of other specified sites

  • Use D48.9 for Neoplasm of uncertain behavior, unspecified

Tabular List NotesGuidance

Coding notes and annotation back-references applicable to this code.

Type 1 Excludes

  • neurofibromatosis nonmalignant Q85.0

Code HistoryHistory

FY 2016AddedAdded to the ICD-10-CM code setEffective October 1, 2015, the first year of ICD-10-CM.
FY 2017–2025No changes
FY 2026CurrentCurrent code set, no changesEffective October 1, 2025 through September 30, 2026.

Questions About D48Overview

Is D48 a billable code?

No. This is a category header that groups the codes for neoplasm of uncertain behavior of other and unspecified sites, and headers cannot be submitted on claims. Claims for neoplasm of uncertain behavior of other and unspecified sites need a more specific code from this category, such as D48.0, D48.110, and D48.111.