ICD-10-CM chapter 13
M00-M99: Diseases of the musculoskeletal system and connective tissue
This chapter has 79 categories and 6,463 billable codes in the 2027 code set. Choose a category to see every code in it.
Categories
- M00Pyogenic arthritis
- M01Direct infections of joint in infectious and parasitic diseases classified elsewhere
- M02Postinfective and reactive arthropathies
- M04Autoinflammatory syndromes
- M05Rheumatoid arthritis with rheumatoid factor
- M06Other rheumatoid arthritis
- M07Enteropathic arthropathies
- M08Juvenile arthritis
- M10Gout
- M11Other crystal arthropathies
- M12Other and unspecified arthropathy
- M13Other arthritis
- M14Arthropathies in other diseases classified elsewhere
- M15Polyosteoarthritis
- M16Osteoarthritis of hip
- M17Osteoarthritis of knee
- M18Osteoarthritis of first carpometacarpal joint
- M19Other and unspecified osteoarthritis
- M1AChronic gout
- M20Acquired deformities of fingers and toes
- M21Other acquired deformities of limbs
- M22Disorder of patella
- M23Internal derangement of knee
- M24Other specific joint derangements
- M25Other joint disorder, not elsewhere classified
- M26Dentofacial anomalies [including malocclusion]
- M27Other diseases of jaws
- M30Polyarteritis nodosa and related conditions
- M31Other necrotizing vasculopathies
- M32Systemic lupus erythematosus (SLE)
- M33Dermatopolymyositis
- M34Systemic sclerosis [scleroderma]
- M35Other systemic involvement of connective tissue
- M36Systemic disorders of connective tissue in diseases classified elsewhere
- M40Kyphosis and lordosis
- M41Scoliosis
- M42Spinal osteochondrosis
- M43Other deforming dorsopathies
- M45Ankylosing spondylitis
- M46Other inflammatory spondylopathies
- M47Spondylosis
- M48Other spondylopathies
- M49Spondylopathies in diseases classified elsewhere
- M50Cervical disc disorders
- M51Thoracic, thoracolumbar, and lumbosacral intervertebral disc disorders
- M53Other and unspecified dorsopathies, not elsewhere classified
- M54Dorsalgia
- M60Myositis
- M61Calcification and ossification of muscle
- M62Other disorders of muscle
- M63Disorders of muscle in diseases classified elsewhere
- M65Synovitis and tenosynovitis
- M66Spontaneous rupture of synovium and tendon
- M67Other disorders of synovium and tendon
- M70Soft tissue disorders related to use, overuse and pressure
- M71Other bursopathies
- M72Fibroblastic disorders
- M75Shoulder lesions
- M76Enthesopathies, lower limb, excluding foot
- M77Other enthesopathies
- M79Other and unspecified soft tissue disorders, not elsewhere classified
- M80Osteoporosis with current pathological fracture
- M81Osteoporosis without current pathological fracture
- M83Adult osteomalacia
- M84Disorder of continuity of bone
- M85Other disorders of bone density and structure
- M86Osteomyelitis
- M87Osteonecrosis
- M88Osteitis deformans [Paget's disease of bone]
- M89Other disorders of bone
- M90Osteopathies in diseases classified elsewhere
- M91Juvenile osteochondrosis of hip and pelvis
- M92Other juvenile osteochondrosis
- M93Other osteochondropathies
- M94Other disorders of cartilage
- M95Other acquired deformities of musculoskeletal system and connective tissue
- M96Intraoperative and postprocedural complications and disorders of musculoskeletal system, not elsewhere classified
- M97Periprosthetic fracture around internal prosthetic joint
- M99Biomechanical lesions, not elsewhere classified