M61.12
⚠ Non-billable
Myositis ossificans progressiva, upper arm
ICD-10-CM · FY2026 · Diseases of the Musculoskeletal System and Connective Tissue
Code
M61.12
System
ICD-10-CM
Billable
No — use specific code
Effective
FY2026
Chapter
Diseases of the Musculoskeletal System and Connective Tissue
Source
CMS / CDC NCHS
⚠ Verify before billing. Confirm against the current CMS/NCHS ICD-10-CM files and your payer's rules before claims submission.
Frequently asked questions
What is ICD-10 code M61.12?
ICD-10-CM code M61.12 represents Myositis ossificans progressiva, upper arm. It is a non-billable header code requiring a more specific subcategory in the Diseases of the Musculoskeletal System and Connective Tissue chapter, effective October 1, 2025 – September 30, 2026.
Is M61.12 billable?
No. M61.12 is a non-billable header. Select a more specific subcategory for claims submission.
What chapter is M61.12 in?
M61.12 belongs to the Diseases of the Musculoskeletal System and Connective Tissue chapter (M00–M99) of ICD-10-CM.
Related codes in the M61 category
M61
Calcification and ossification of muscle
Non-billable
M61.0
Myositis ossificans traumatica
Non-billable
M61.1
Myositis ossificans progressiva
Non-billable
M61.2
Paralytic calcification and ossification of muscle
Non-billable
M61.3
Calcification and ossification of muscles associated with burns
Non-billable
M61.4
Other calcification of muscle
Non-billable
M61.5
Other ossification of muscle
Non-billable
M61.9
Calcification and ossification of muscle, unspecified
Billable
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