ICD-10/M61.36

M61.36 ICD 2026 Code: Calcification and ossification of muscles associated with burns, lower leg

M61.36 is the authoritative medical code for Calcification and ossification of muscles associated with burns, lower leg. This classification is used in medical billing and clinical recording to specify the clinical criteria for calcification and ossification of muscles associated with burns, lower leg (ICD-10-CM M61.36), ensuring healthcare documentation aligns with 2026 federal coding standards.

Billing Status: NO. This is a clinician non-billable / parent hierarchy grouping in the ICD-10-CM system.

Official Registry Overview & Definition

Calcification and ossification of muscles associated with burns, lower leg is a non-billable ICD-10-CM category code M61.36. A more specific billable subcode must be selected for claims submission. 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.

Official Tabular Instructional Notes

Sequencing, inclusion, and exclusion notes published for M61.36 in the official ICD-10-CM tabular list.

Excludes1 — Not Coded Here

Conditions that can never be reported with this code; the two are mutually exclusive.

  • 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

Conditions not covered by this code, but which may be reported alongside it when both are present.

  • muscular dystrophies and myopathies G71-G72

Frequently Asked Questions (FAQ) & Clinical Guidance

Can M61.36 be billed directly?

No. M61.36 (Calcification and ossification of muscles associated with burns, lower leg) is a non-billable ICD-10-CM category code. A more specific billable subcode must be selected based on clinical documentation.

What can't be coded together with M61.36?

Per official ICD-10-CM Excludes1 instructions, M61.36 must not be reported together with: dermatopolymyositis (M33.-); myopathy in amyloidosis (E85.-); myopathy in polyarteritis nodosa (M30.0); myopathy in rheumatoid arthritis (M05.32).

Can M61.36 be reported alongside related conditions?

Per official ICD-10-CM Excludes2 instructions, M61.36 and the following are not considered part of each other and may both be reported when both conditions are present: muscular dystrophies and myopathies (G71-G72).

Nearest Codes in This Family

Official ICD-10-CM classifications closest to M61.36 in its code family, with their registry titles.

  • M61.361 — Calcification and ossification of muscles associated with burns, right lower leg
  • M61.362 — Calcification and ossification of muscles associated with burns, left lower leg
  • M61.369 — Calcification and ossification of muscles associated with burns, unspecified lower leg