M21.129Billable

Varus deformity, not elsewhere classified, unspecified elbow

Chapter
13. Diseases of the musculoskeletal system and connective tissue
Category
M21
Effective date
October 1, 2026

Related codes in category M21

Frequently asked questions

What is ICD-10 code M21.129?

M21.129 is an ICD-10-CM diagnosis code for Varus deformity, not elsewhere classified, unspecified elbow.

Is M21.129 a billable code?

Yes. M21.129 is billable and specific enough to be used on a claim.

What ICD-10-CM chapter is M21.129 in?

M21.129 falls under Chapter 13: Diseases of the musculoskeletal system and connective tissue.

When did M21.129 become effective?

M21.129 has been effective since October 1, 2026, per the CMS/CDC ICD-10-CM annual release.

What other codes are related to M21.129?

M21.129 belongs to category M21, which includes 12 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.