D3A.012 Benign carcinoid tumor of the ileum

Billable ICD-10-CM code, FY2026.

Applies from D3A Benign neuroendocrine tumors

Excludes2 (not included here)

• benign pancreatic islet cell tumors (D13.7)

Use additional code

• code to identify any associated endocrine syndrome, such as:
• carcinoid syndrome (E34.00)

Code also

• any associated multiple endocrine neoplasia [MEN] syndromes (E31.2-)

Risk adjustment (HCC)

• CMS-HCC V28: HCC 22 — Bladder, Colorectal, and Other Cancers
• RxHCC V08: HCC 22 — Prostate, Breast, Bladder, and Other Cancers and Tumors

MS-DRG index

Defines the logic of DRG(s) 393-395 in MDC 06.

Approximate ICD-9-CM (GEMs)

• 209.43 Benign carcinoid tumor of the ileum

Code annotations containing back-references to D3A.012

Back-references to D3A.01

• Type 1 Excludes: D13.3 Benign neoplasm of other and unspecified parts of small intestine ("benign carcinoid tumors of the small intestine (D3A.01-)")

Diagnosis Index entries for D3A.012

• Tumor › carcinoid › benign › ileum

Nearby codes

• D3A.0 Benign carcinoid tumors
• D3A.00 Benign carcinoid tumor of unspecified site
• D3A.01 Benign carcinoid tumors of the small intestine
• D3A.010 Benign carcinoid tumor of the duodenum
• D3A.011 Benign carcinoid tumor of the jejunum
• D3A.012 Benign carcinoid tumor of the ileum (this code)
• D3A.019 Benign carcinoid tumor of the small intestine, unspecified portion
• D3A.02 Benign carcinoid tumors of the appendix, large intestine, and rectum
• D3A.020 Benign carcinoid tumor of the appendix
• D3A.021 Benign carcinoid tumor of the cecum
• D3A.022 Benign carcinoid tumor of the ascending colon