M00-M99 Diseases of the musculoskeletal system and connective tissue

Note

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

Type 2 Excludes

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)

Codes

M00-M02 Infectious arthropathies

M04-M04 Autoinflammatory syndromes

M05-M14 Inflammatory polyarthropathies

M15-M19 Osteoarthritis

M20-M25 Other joint disorders

M26-M27 Dentofacial anomalies [including malocclusion] and other disorders of jaw

M30-M36 Systemic connective tissue disorders

M40-M43 Deforming dorsopathies

M45-M49 Spondylopathies

M50-M54 Other dorsopathies

M60-M63 Disorders of muscles

M65-M67 Disorders of synovium and tendon

M70-M79 Other soft tissue disorders

M80-M85 Disorders of bone density and structure

M86-M90 Other osteopathies

M91-M94 Chondropathies

M95-M95 Other disorders of the musculoskeletal system and connective tissue

M96-M96 Intraoperative and postprocedural complications and disorders of musculoskeletal system, not elsewhere classified

M97-M97 Periprosthetic fracture around internal prosthetic joint

M99-M99 Biomechanical lesions, not elsewhere classified