D40.12 Neoplasm of uncertain behavior of left testis

Billable ICD-10-CM code, FY2026.

MS-DRG index

Defines the logic of DRG(s) 715-716 in MDC 12.

Approximate ICD-9-CM (GEMs)

• 236.4 Neoplasm of uncertain behavior of testis (approximate)

Code annotations containing back-references to D40.12

Back-references to D40.1

• Type 1 Excludes: D44 Neoplasm of uncertain behavior of endocrine glands ("neoplasm of uncertain behavior of testis (D40.1-)")

Back-references to D40

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

Nearby codes

• D40 Neoplasm of uncertain behavior of male genital organs
• D40.0 Neoplasm of uncertain behavior of prostate
• D40.1 Neoplasm of uncertain behavior of testis
• D40.10 Neoplasm of uncertain behavior of unspecified testis
• D40.11 Neoplasm of uncertain behavior of right testis
• D40.12 Neoplasm of uncertain behavior of left testis (this code)
• D40.8 Neoplasm of uncertain behavior of other specified male genital organs
• D40.9 Neoplasm of uncertain behavior of male genital organ, unspecified