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D48.5

✓ Billable

Neoplasm of uncertain behavior of skin

Neoplasms (C00-D49)

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Also Known As

Neoplasm of uncertain behavior of anal marginNeoplasm of uncertain behavior of anal skinNeoplasm of uncertain behavior of perianal skinNeoplasm of uncertain behavior of skin of breast

❌ Excludes1

direct

Cannot be coded with D48.5

  • • 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)

❌ Excludes1

inherited from D48

Rules from parent category D48: Neoplasm of uncertain behavior of other and unspecified sites

  • • neurofibromatosis (nonmalignant) (Q85.0-)

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Code Information

CodeD48.5
BillableYes
ParentD48
CategoryNeoplasms (C00-D49)
Excludes14 rule(s)
Excludes20 note(s)

Data Source

CMS ICD-10-CM 2026 Tabular List

Updated October 1, 2025 (FY2026)