M61.071 Myositis ossificans traumatica, right ankle and foot

ICD-10-CM Code M61.071: Myositis ossificans traumatica, right ankle and foot

ICD-10-CM code M61.071 identifies myositis ossificans traumatica of the right ankle and foot. The active terminology record classifies this concept as a pathologic function under a broader parent category. The code is designated as billable and appears in clinical and Medicare billing contexts. 1 6 3

Plain-language overview

The diagnostic label for M61.071 is myositis ossificans traumatica, right ankle and foot, representing a pathologic function within the ICD-10-CM version 2026 terminology. 1

What this code represents

Code M61.071 is an active concept that has narrower concepts and falls under the parent concept M61.07 for myositis ossificans traumatica of the ankle and foot. 1

Coding details

The code M61.071 is designated as billable, and a separate code, M61.072, represents myositis ossificans traumatica of the left ankle and foot, also as a billable code. 6

Code M61.071 for the right ankle and foot is listed among specific laterality codes that contrast with M61.072 for the left ankle and foot and M61.079 for an unspecified side. 5 6

Documentation considerations

A Medicare billing and coding article for bisphosphonate drug therapy references the related code M61.072 and includes added sections titled Documentation Requirements and Utilization Guidelines. 3

Coverage and utilization context

A Medicare outpatient occupational therapy article lists myositis ossificans within its billing and coding guidelines, noting that up to two visits should be necessary to complete training. 4

What the sources add

While the terminology record establishes the official code definition, the Medicare articles provide operational billing context, and a clinical conference excerpt discusses myositis ossificans traumatica as a differential diagnosis. 1 3 2

Clinical context

A clinical case presentation noted myositis ossificans traumatica as a differential diagnosis compared to neurogenic heterotopic ossification, which was confirmed by radiographs demonstrating amorphous ossification. 2

Questions to verify

Whether the documentation requirements and utilization guidelines mentioned in the bisphosphonate therapy article apply directly to services billed with code M61.071 is not established by the supplied excerpts. 3

Sources

1. ICD-10-CM M61.071 terminology record — National Cancer Institute Enterprise Vocabulary Services; accessed 2026-07-27.
2. Association of Chiropractic Colleges Educational Conference and Research Agenda Conference 2023: Leadership in Education — pmc.ncbi.nlm.nih.gov; accessed 2026-07-27.
3. Article - Billing and Coding: Bisphosphonate Drug Therapy (A56907) — cms.gov; accessed 2026-07-27.
4. Article - Billing and Coding: Outpatient Occupational Therapy (A53064) — cms.gov; accessed 2026-07-27.
5. CodeMap® DRG — codemap.com; accessed 2026-07-27.
6. Codigo. The #1 Billing Agency for Medical Practices — codigo.care; accessed 2026-07-27.