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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  • M84.751G—

    Incomplete atypical femoral fracture, right leg, subsequent encounter for fracture with delayed healing

  • M84.751K—

    Incomplete atypical femoral fracture, right leg, subsequent encounter for fracture with nonunion

  • M84.751P—

    Incomplete atypical femoral fracture, right leg, subsequent encounter for fracture with malunion

  • M84.751S—

    Incomplete atypical femoral fracture, right leg, sequela

  • M84.752—

    Incomplete atypical femoral fracture, left leg

  • M84.752A—

    Incomplete atypical femoral fracture, left leg, initial encounter for fracture

  • M84.752D—

    Incomplete atypical femoral fracture, left leg, subsequent encounter for fracture with routine healing

  • M84.752G—

    Incomplete atypical femoral fracture, left leg, subsequent encounter for fracture with delayed healing

  • M84.752K—

    Incomplete atypical femoral fracture, left leg, subsequent encounter for fracture with nonunion

  • M84.752P—

    Incomplete atypical femoral fracture, left leg, subsequent encounter for fracture with malunion

  • M84.752S—

    Incomplete atypical femoral fracture, left leg, sequela

  • M84.753—

    Incomplete atypical femoral fracture, unspecified leg

  • M84.753A—

    Incomplete atypical femoral fracture, unspecified leg, initial encounter for fracture

  • M84.753D—

    Incomplete atypical femoral fracture, unspecified leg, subsequent encounter for fracture with routine healing

  • M84.753G—

    Incomplete atypical femoral fracture, unspecified leg, subsequent encounter for fracture with delayed healing

  • M84.753K—

    Incomplete atypical femoral fracture, unspecified leg, subsequent encounter for fracture with nonunion

  • M84.753P—

    Incomplete atypical femoral fracture, unspecified leg, subsequent encounter for fracture with malunion

  • M84.753S—

    Incomplete atypical femoral fracture, unspecified leg, sequela

  • M84.754—

    Complete transverse atypical femoral fracture, right leg

  • M84.754A—

    Complete transverse atypical femoral fracture, right leg, initial encounter for fracture

  • M84.754D—

    Complete transverse atypical femoral fracture, right leg, subsequent encounter for fracture with routine healing

  • M84.754G—

    Complete transverse atypical femoral fracture, right leg, subsequent encounter for fracture with delayed healing

  • M84.754K—

    Complete transverse atypical femoral fracture, right leg, subsequent encounter for fracture with nonunion

  • M84.754P—

    Complete transverse atypical femoral fracture, right leg, subsequent encounter for fracture with malunion

  • M84.754S—

    Complete transverse atypical femoral fracture, right leg, sequela

  • M84.755—

    Complete transverse atypical femoral fracture, left leg

  • M84.755A—

    Complete transverse atypical femoral fracture, left leg, initial encounter for fracture

  • M84.755D—

    Complete transverse atypical femoral fracture, left leg, subsequent encounter for fracture with routine healing

  • M84.755G—

    Complete transverse atypical femoral fracture, left leg, subsequent encounter for fracture with delayed healing

  • M84.755K—

    Complete transverse atypical femoral fracture, left leg, subsequent encounter for fracture with nonunion

  • M84.755P—

    Complete transverse atypical femoral fracture, left leg, subsequent encounter for fracture with malunion

  • M84.755S—

    Complete transverse atypical femoral fracture, left leg, sequela

  • M84.756—

    Complete transverse atypical femoral fracture, unspecified leg

  • M84.756A—

    Complete transverse atypical femoral fracture, unspecified leg, initial encounter for fracture

  • M84.756D—

    Complete transverse atypical femoral fracture, unspecified leg, subsequent encounter for fracture with routine healing

  • M84.756G—

    Complete transverse atypical femoral fracture, unspecified leg, subsequent encounter for fracture with delayed healing

  • M84.756K—

    Complete transverse atypical femoral fracture, unspecified leg, subsequent encounter for fracture with nonunion

  • M84.756P—

    Complete transverse atypical femoral fracture, unspecified leg, subsequent encounter for fracture with malunion

  • M84.756S—

    Complete transverse atypical femoral fracture, unspecified leg, sequela

  • M84.757—

    Complete oblique atypical femoral fracture, right leg

  • M84.757A—

    Complete oblique atypical femoral fracture, right leg, initial encounter for fracture

  • M84.757D—

    Complete oblique atypical femoral fracture, right leg, subsequent encounter for fracture with routine healing

  • M84.757G—

    Complete oblique atypical femoral fracture, right leg, subsequent encounter for fracture with delayed healing

  • M84.757K—

    Complete oblique atypical femoral fracture, right leg, subsequent encounter for fracture with nonunion

  • M84.757P—

    Complete oblique atypical femoral fracture, right leg, subsequent encounter for fracture with malunion

  • M84.757S—

    Complete oblique atypical femoral fracture, right leg, sequela

  • M84.758—

    Complete oblique atypical femoral fracture, left leg

  • M84.758A—

    Complete oblique atypical femoral fracture, left leg, initial encounter for fracture

  • M84.758D—

    Complete oblique atypical femoral fracture, left leg, subsequent encounter for fracture with routine healing

  • M84.758G—

    Complete oblique atypical femoral fracture, left leg, subsequent encounter for fracture with delayed healing

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