ICD-10-CM · Chapter 2
D48..5 Neoplasm of uncertain behavior of skin
Includes
- Neoplasm of uncertain behavior of anal margin
- Neoplasm of uncertain behavior of anal skin
- Neoplasm of uncertain behavior of perianal skin
- Neoplasm of uncertain behavior of skin of breast
Excludes 1 (cannot be coded together)
- neoplasm of uncertain behavior of anus NOS (D37.8)
- neoplasm of uncertain behavior of skin of genital organs (D39.8, D40.8)
- neoplasm of uncertain behavior of vermilion border of lip (D37.0)
Last reviewed: September 2026