D12.1Billable
Benign neoplasm of appendix
- Chapter
- 2. Neoplasms
- Category
- D12
- Effective date
- October 1, 2026
Related codes in category D12
D12Benign neoplasm of colon, rectum, anus and anal canalD12.0Benign neoplasm of cecumYesD12.2Benign neoplasm of ascending colonYesD12.3Benign neoplasm of transverse colonYesD12.4Benign neoplasm of descending colonYesD12.5Benign neoplasm of sigmoid colonYesD12.6Benign neoplasm of colon, unspecifiedYesD12.7Benign neoplasm of rectosigmoid junctionYesD12.8Benign neoplasm of rectumYesD12.9Benign neoplasm of anus and anal canalYes
Frequently asked questions
What is ICD-10 code D12.1?
D12.1 is an ICD-10-CM diagnosis code for Benign neoplasm of appendix.
Is D12.1 a billable code?
Yes. D12.1 is billable and specific enough to be used on a claim.
What ICD-10-CM chapter is D12.1 in?
D12.1 falls under Chapter 2: Neoplasms.
When did D12.1 become effective?
D12.1 has been effective since October 1, 2026, per the CMS/CDC ICD-10-CM annual release.
What other codes are related to D12.1?
D12.1 belongs to category D12, which includes 10 other codes — see the related codes list on this page.
ICD-10-CM data maintained by CDC/CMS (public domain). Always verify codes with authoritative sources before making coding or billing decisions.