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M61Non-billableSave

M61 - Calcification and ossification of muscle

ICD-10-CM Chapter 13: Diseases of the musculoskeletal system and connective tissue · M60-M63 Disorders of muscles (M60-M63) · Top-level category · FY2027

Coding Guidance

M61 is a non-billable heading. Report one of the 7 more specific codes below.

Includes, Excludes and Coding Notes

Excludes 1 — Not Coded HereFrom M60-M63 Disorders of muscles (M60-M63)

Mutually exclusive: these conditions are never reported together with this code.

  • 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.-)
Excludes 2 — Not Included HereFrom M60-M63 Disorders of muscles (M60-M63)

Not part of this code; report both codes when the patient has both conditions.

  • muscular dystrophies and myopathies (G71-G72)
Excludes 2 — Not Included HereFrom Chapter M00-M99

Not part of this code; report both codes when the patient has both conditions.

  • arthropathic psoriasis (L40.5-)
  • certain conditions originating in the perinatal period (P04-P96)
  • certain infectious and parasitic diseases (A00-B99)
  • compartment syndrome (traumatic) (T79.A-)
  • complications of pregnancy, childbirth and the puerperium (O00-O9A)
  • congenital malformations, deformations, and chromosomal abnormalities (Q00-Q99)
  • endocrine, nutritional and metabolic diseases (E00-E88)
  • injury, poisoning and certain other consequences of external causes (S00-T88)
  • neoplasms (C00-D49)
  • symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R94)
NotesFrom Chapter M00-M99

Instructional notes from the ICD-10-CM tabular list.

  • Use an external cause code following the code for the musculoskeletal condition, if applicable, to identify the cause of the musculoskeletal condition

More Specific Codes (7)

M61.0Myositis ossificans traumatica→M61.1Myositis ossificans progressiva→M61.2Paralytic calcification and ossification of muscle→M61.3Calcification and ossification of muscles associated with burns→M61.4Other calcification of muscle→M61.5Other ossification of muscle→M61.9Calcification and ossification of muscle, unspecified→