M61.20 Paralytic calcification and ossification of muscle, unspecified site

Billable ICD-10-CM code, FY2026.

Applies from M61.2 Paralytic calcification and ossification of muscle

Applicable to

• Myositis ossificans associated with quadriplegia or paraplegia

MS-DRG index

Defines the logic of DRG(s) 557-558 in MDC 08.

Approximate ICD-9-CM (GEMs)

• 728.10 Calcification and ossification, unspecified (approximate)

Diagnosis Index entries for M61.20

• Myositis › ossificans or ossifying (circumscripta) › in (due to) › quadriplegia or paraplegia

Nearby codes

• M61.178 Myositis ossificans progressiva, left toe(s)
• M61.179 Myositis ossificans progressiva, unspecified toe(s)
• M61.18 Myositis ossificans progressiva, other site
• M61.19 Myositis ossificans progressiva, multiple sites
• M61.2 Paralytic calcification and ossification of muscle
• M61.20 Paralytic calcification and ossification of muscle, unspecified site (this code)
• M61.21 Paralytic calcification and ossification of muscle, shoulder
• M61.211 Paralytic calcification and ossification of muscle, right shoulder
• M61.212 Paralytic calcification and ossification of muscle, left shoulder
• M61.219 Paralytic calcification and ossification of muscle, unspecified shoulder
• M61.22 Paralytic calcification and ossification of muscle, upper arm