All ICD10 Codes
Chapter 13

M00–M99: Diseases of the Musculoskeletal System and Connective Tissue

Diseases of the Musculoskeletal System and Connective Tissue diagnostic classification updated for 2026.

Chapter Instructions

Excludes2(Not included here. Code separately if applicable.)
  • 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)
All CodesBillable Only
Internal Codes
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  • M62.061—

    Separation of muscle (nontraumatic), right lower leg

  • M62.062—

    Separation of muscle (nontraumatic), left lower leg

  • M62.069—

    Separation of muscle (nontraumatic), unspecified lower leg

  • M62.071—

    Separation of muscle (nontraumatic), right ankle and foot

  • M62.072—

    Separation of muscle (nontraumatic), left ankle and foot

  • M62.079—

    Separation of muscle (nontraumatic), unspecified ankle and foot

  • M62.08—

    Separation of muscle (nontraumatic), other site

  • M62.10—

    Other rupture of muscle (nontraumatic), unspecified site

  • M62.111—

    Other rupture of muscle (nontraumatic), right shoulder

  • M62.112—

    Other rupture of muscle (nontraumatic), left shoulder

  • M62.119—

    Other rupture of muscle (nontraumatic), unspecified shoulder

  • M62.121—

    Other rupture of muscle (nontraumatic), right upper arm

  • M62.122—

    Other rupture of muscle (nontraumatic), left upper arm

  • M62.129—

    Other rupture of muscle (nontraumatic), unspecified upper arm

  • M62.131—

    Other rupture of muscle (nontraumatic), right forearm

  • M62.132—

    Other rupture of muscle (nontraumatic), left forearm

  • M62.139—

    Other rupture of muscle (nontraumatic), unspecified forearm

  • M62.141—

    Other rupture of muscle (nontraumatic), right hand

  • M62.142—

    Other rupture of muscle (nontraumatic), left hand

  • M62.149—

    Other rupture of muscle (nontraumatic), unspecified hand

  • M62.151—

    Other rupture of muscle (nontraumatic), right thigh

  • M62.152—

    Other rupture of muscle (nontraumatic), left thigh

  • M62.159—

    Other rupture of muscle (nontraumatic), unspecified thigh

  • M62.161—

    Other rupture of muscle (nontraumatic), right lower leg

  • M62.162—

    Other rupture of muscle (nontraumatic), left lower leg

  • M62.169—

    Other rupture of muscle (nontraumatic), unspecified lower leg

  • M62.171—

    Other rupture of muscle (nontraumatic), right ankle and foot

  • M62.172—

    Other rupture of muscle (nontraumatic), left ankle and foot

  • M62.179—

    Other rupture of muscle (nontraumatic), unspecified ankle and foot

  • M62.18—

    Other rupture of muscle (nontraumatic), other site

  • M62.20—

    Nontraumatic ischemic infarction of muscle, unspecified site

  • M62.211—

    Nontraumatic ischemic infarction of muscle, right shoulder

  • M62.212—

    Nontraumatic ischemic infarction of muscle, left shoulder

  • M62.219—

    Nontraumatic ischemic infarction of muscle, unspecified shoulder

  • M62.221—

    Nontraumatic ischemic infarction of muscle, right upper arm

  • M62.222—

    Nontraumatic ischemic infarction of muscle, left upper arm

  • M62.229—

    Nontraumatic ischemic infarction of muscle, unspecified upper arm

  • M62.231—

    Nontraumatic ischemic infarction of muscle, right forearm

  • M62.232—

    Nontraumatic ischemic infarction of muscle, left forearm

  • M62.239—

    Nontraumatic ischemic infarction of muscle, unspecified forearm

  • M62.241—

    Nontraumatic ischemic infarction of muscle, right hand

  • M62.242—

    Nontraumatic ischemic infarction of muscle, left hand

  • M62.249—

    Nontraumatic ischemic infarction of muscle, unspecified hand

  • M62.251—

    Nontraumatic ischemic infarction of muscle, right thigh

  • M62.252—

    Nontraumatic ischemic infarction of muscle, left thigh

  • M62.259—

    Nontraumatic ischemic infarction of muscle, unspecified thigh

  • M62.261—

    Nontraumatic ischemic infarction of muscle, right lower leg

  • M62.262—

    Nontraumatic ischemic infarction of muscle, left lower leg

  • M62.269—

    Nontraumatic ischemic infarction of muscle, unspecified lower leg

  • M62.271—

    Nontraumatic ischemic infarction of muscle, right ankle and foot

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