D48.9 Neoplasm of uncertain behavior, unspecified

Billable ICD-10-CM code, FY2026.

Applies from D48 Neoplasm of uncertain behavior of other and unspecified sites

Excludes1 (never code together)

• neurofibromatosis (nonmalignant) (Q85.0-)

MS-DRG index

Defines the logic of DRG(s) 826-828 in MDC 17.

Approximate ICD-9-CM (GEMs)

• 238.9 Neoplasm of uncertain behavior, site unspecified

Code annotations containing back-references to D48.9

Back-references to D48

• Type 1 Excludes: D49 Neoplasms of unspecified behavior ("neoplasms of uncertain behavior (D37-D44, D48)")

Nearby codes

• D48.6 Neoplasm of uncertain behavior of breast
• D48.60 Neoplasm of uncertain behavior of unspecified breast
• D48.61 Neoplasm of uncertain behavior of right breast
• D48.62 Neoplasm of uncertain behavior of left breast
• D48.7 Neoplasm of uncertain behavior of other specified sites
• D48.9 Neoplasm of uncertain behavior, unspecified (this code)