ICDcodes.org
FY2027

M61.57 — Other ossification of muscle, ankle and foot

Not billable

Is M61.57 billable?

No — M61.57 is a non-billable header code. M61.57 groups more specific codes and cannot be submitted on a claim. A valid ICD-10-CM code must be reported at the highest level of specificity available in its branch. Select one of the 3 billable codes beneath M61.57.

M61.57 at a glance

CodeM61.57
DescriptionOther ossification of muscle, ankle and foot
BillableNo — header code
Code setICD-10-CM FY2027
Valid for encountersOctober 1, 2026 – September 30, 2027

How is M61.57 listed in the Alphabetic Index?

These are the routes through the Alphabetic Index that lead to M61.57. They show the wording a clinician may have documented, which often differs from the Tabular description.

  • Ossification › muscle › specified NEC › ankle
  • Ossification › muscle › specified NEC › foot

Excludes1 — never code together — inherited from M60-M63

The conditions below can never be reported together with M61.57 on the same claim. An Excludes1 note means the two conditions cannot occur in the same patient, so reporting both is a coding error.

  • 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 — inherited from Chapter 13

The conditions below are not part of M61.57, but a patient may have both at the same time. When documentation supports it, M61.57 and the excluded code may both be reported.

  • 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)

Excludes2 — not included here — inherited from M60-M63

The conditions below are not part of M61.57, but a patient may have both at the same time. When documentation supports it, M61.57 and the excluded code may both be reported.

  • muscular dystrophies and myopathies (G71-G72)

What codes fall under M61.57? (3)

How long has M61.57 existed?

M61.57 has been in ICD-10-CM since at least FY2016, the earliest fiscal year on record here.

Derived from the official order files for FY2016–FY2026. FY2017 and FY2020 publish no order file, so those years are not covered.

What other codes are in the M61.5 family? (9)