M61.3 – Calcification and ossification of muscles associated with burns

ICD-10-CM 2027 diagnosis code · Disorders of muscles

Non-billable header

ICD-10-CM code M61.3

Code: M61.3 (claims format: M613)
Description: Calcification and ossification of muscles associated with burns
Short description: Calcification and ossification of muscles associated w burns
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

Billable codes under M61.3

M61.3 is a header code and cannot be used on claims. Choose the most specific code:

M61.30 – Calcification and ossification of muscles associated with burns, unspecified siteBillable
M61.31 – Calcification and ossification of muscles associated with burns, shoulderHeader (more codes below)
M61.32 – Calcification and ossification of muscles associated with burns, upper armHeader (more codes below)
M61.33 – Calcification and ossification of muscles associated with burns, forearmHeader (more codes below)
M61.34 – Calcification and ossification of muscles associated with burns, handHeader (more codes below)
M61.35 – Calcification and ossification of muscles associated with burns, thighHeader (more codes below)
M61.36 – Calcification and ossification of muscles associated with burns, lower legHeader (more codes below)
M61.37 – Calcification and ossification of muscles associated with burns, ankle and footHeader (more codes below)
M61.38 – Calcification and ossification of muscles associated with burns, other siteBillable
M61.39 – Calcification and ossification of muscles associated with burns, multiple sitesBillable

Notes for M61.3

Applicable to:

Myositis ossificans associated with burns

Notes inherited from parent codes

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

Block M60-M63

Excludes1 (not coded here):

dermatopolymyositis (M33.-)
myopathy in amyloidosis (E85.-)
myopathy in polyarteritis nodosa (M30.0)
myopathy in rheumatoid arthritis (M05.32)
myopathy in scleroderma (M34.-)
myopathy in Sjögren's syndrome (M35.03)
myopathy in systemic lupus erythematosus (M32.-)

Excludes2 (not included here):

muscular dystrophies and myopathies (G71-G72)

Related codes in M61

Frequently asked questions

What is ICD-10 code M61.3?

M61.3 is the ICD-10-CM code for calcification and ossification of muscles associated with burns, in the block M60-M63 (Disorders of muscles).

Is M61.3 a billable code?

No. M61.3 is a header code with more specific child codes; report one of the billable codes listed above.

What category does M61.3 belong to?

It belongs to category M61 – Calcification and ossification of muscle.

Source: CDC/NCHS ICD-10-CM FY2027 code files, tabular list and index. Reference only – code assignment must follow the official ICD-10-CM guidelines and documentation in the medical record.