M61.25 – Paralytic calcification and ossification of muscle, thigh

Code

M61.25 (claims format: M6125)

Description

Paralytic calcification and ossification of muscle, thigh

Billable

No – use a more specific code below

Valid for

Dates of service October 1, 2026 – September 30, 2027 (FY2027)

Chapter

13. Diseases of the musculoskeletal system and connective tissue (M00-M99)

Block

M60-M63 Disorders of muscles

Parent codes

M61 › M61.2

Billable codes under M61.25

M61.25 is a header code and cannot be used on claims. Choose the most specific code:

• M61.251 – Paralytic calcification and ossification of muscle, right thighBillable
• M61.252 – Paralytic calcification and ossification of muscle, left thighBillable
• M61.259 – Paralytic calcification and ossification of muscle, unspecified thighBillable

Notes inherited from parent codes

Instructional notes at a category or block level apply to every code below it.

M61.2 – Paralytic calcification and ossification of muscle

Block M60-M63

Index terms for M61.25

Entries in the ICD-10-CM alphabetic index that lead to this code:

• Myositis, ossificans or ossifying, in, quadriplegia or paraplegia, thigh
• Myositis, ossificans or ossifying, in, quadriplegia or paraplegia, pelvic region

Related codes in M61.2

• M61.20 – Paralytic calcification and ossification of muscle, unspecified siteBillable
• M61.21 – Paralytic calcification and ossification of muscle, shoulderHeader
• M61.22 – Paralytic calcification and ossification of muscle, upper armHeader
• M61.23 – Paralytic calcification and ossification of muscle, forearmHeader
• M61.24 – Paralytic calcification and ossification of muscle, handHeader
• M61.26 – Paralytic calcification and ossification of muscle, lower legHeader
• M61.27 – Paralytic calcification and ossification of muscle, ankle and footHeader
• M61.28 – Paralytic calcification and ossification of muscle, other siteBillable
• M61.29 – Paralytic calcification and ossification of muscle, multiple sitesBillable