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M61.55

Non-billable

Other ossification of muscle, thigh

M61.55 is the ICD-10-CM code for Other ossification of muscle, thigh. It is a non-billable category code — use a more specific child code such as M61.551 for billing.

Status
Header (non-billable)
Chapter
M00-M99
Parent
M61.5
Subcodes
3
Edition
FY2026

M00-M99 Diseases of the musculoskeletal system and connective tissue

No additional coding notes for this code.

Frequently asked questions

What is ICD-10 code M61.55?
M61.55 is the ICD-10-CM code for "Other ossification of muscle, thigh". It falls under M00-M99 Diseases of the musculoskeletal system and connective tissue.
Is M61.55 a billable code?
No — M61.55 is a non-billable header code. Use a more specific child code (such as M61.551) for billing.
What are the subcodes of M61.55?
M61.55 has 3 more specific child codes, including M61.551, M61.552, M61.559.

Source: CMS ICD-10-CM FY2026. For informational purposes only — not medical advice. See our medical disclaimer.

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