D12.1Billable

Benign neoplasm of appendix

Chapter
2. Neoplasms
Category
D12
Effective date
October 1, 2026

Related codes in category D12

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.