M61.9
Billable codeCalcification and ossification of muscle, unspecified
The ICD-10 code for calcification and ossification of muscle, unspecified is M61.9.
Documentation support
General coding-documentation guidance — not a substitute for payer-specific requirements or professional coding judgment.
- •This code describes an unspecified presentation. If the medical record documents a more specific detail (e.g. laterality, type, or affected site), a more specific sibling code should be used instead — see Related codes below.
- •As a general rule, code to the highest level of specificity supported by the documentation in the medical record.
Related codes in this category
- M61.0Myositis ossificans traumaticanon-billable header
- M61.1Myositis ossificans progressivanon-billable header
- M61.2Paralytic calcification and ossification of musclenon-billable header
- M61.3Calcification and ossification of muscles associated with burnsnon-billable header
- M61.4Other calcification of musclenon-billable header
- M61.5Other ossification of musclenon-billable header
- M61.9Calcification and ossification of muscle, unspecified
ICD-9-CM equivalent
Informational only — GEM mappings are approximate, not guaranteed one-to-one equivalents. Verify before use in billing.
- 72810Approximate match
Associated MS-DRGs
M61.9 can serve as the principal diagnosis for these Medicare Severity Diagnosis-Related Groups.
Informational only — actual DRG assignment also depends on procedures, complications/comorbidities (CC/MCC), discharge status, and payer-specific rules not reflected here.