D37.9 Neoplasm of uncertain behavior of digestive organ, unspecified

Billable ICD-10-CM code, FY2026.

Applies from D37 Neoplasm of uncertain behavior of oral cavity and digestive organs

Excludes1 (never code together)

• stromal tumors of uncertain behavior of digestive system (D48.1-)

MS-DRG index

Defines the logic of DRG(s) 374-376 in MDC 06.

Approximate ICD-9-CM (GEMs)

• 235.5 Neoplasm of uncertain behavior of other and unspecified digestive organs (approximate)

Code annotations containing back-references to D37.9

Back-references to D37

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

Diagnosis Index entries for D37.9

• Gastrinoma › unspecified site
• Tumor › papillary › cystic

Nearby codes

• D37.3 Neoplasm of uncertain behavior of appendix
• D37.4 Neoplasm of uncertain behavior of colon
• D37.5 Neoplasm of uncertain behavior of rectum
• D37.6 Neoplasm of uncertain behavior of liver, gallbladder and bile ducts
• D37.8 Neoplasm of uncertain behavior of other specified digestive organs
• D37.9 Neoplasm of uncertain behavior of digestive organ, unspecified (this code)