M61.173Billable
Myositis ossificans progressiva, unspecified ankle
- Chapter
- 13. Diseases of the musculoskeletal system and connective tissue
- Category
- M61
- Effective date
- October 1, 2026
Related codes in category M61
M61Calcification and ossification of muscleM61.0Myositis ossificans traumaticaM61.00Myositis ossificans traumatica, unspecified siteYesM61.01Myositis ossificans traumatica, shoulderM61.011Myositis ossificans traumatica, right shoulderYesM61.012Myositis ossificans traumatica, left shoulderYesM61.019Myositis ossificans traumatica, unspecified shoulderYesM61.02Myositis ossificans traumatica, upper armM61.021Myositis ossificans traumatica, right upper armYesM61.022Myositis ossificans traumatica, left upper armYesM61.029Myositis ossificans traumatica, unspecified upper armYesM61.03Myositis ossificans traumatica, forearm
Frequently asked questions
What is ICD-10 code M61.173?
M61.173 is an ICD-10-CM diagnosis code for Myositis ossificans progressiva, unspecified ankle.
Is M61.173 a billable code?
Yes. M61.173 is billable and specific enough to be used on a claim.
What ICD-10-CM chapter is M61.173 in?
M61.173 falls under Chapter 13: Diseases of the musculoskeletal system and connective tissue.
When did M61.173 become effective?
M61.173 has been effective since October 1, 2026, per the CMS/CDC ICD-10-CM annual release.
What other codes are related to M61.173?
M61.173 belongs to category M61, 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.