ICD-10-CM Section M20-M25
Other joint disorders
- M20 Acquired deformities of fingers and toes NON-BILLABLE
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- M20.00 Unspecified deformity of finger(s) NON-BILLABLE
- M20.01 Mallet finger NON-BILLABLE
- M20.02 Boutonniere deformity NON-BILLABLE
- M20.03 Swan-neck deformity NON-BILLABLE
- M20.09 Other deformity of finger(s) NON-BILLABLE
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- M20.20 Hallux rigidus, unspecified foot BILLABLE
- M20.21 Hallux rigidus, right foot BILLABLE
- M20.22 Hallux rigidus, left foot BILLABLE
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- M20.5X Other deformities of toe(s) (acquired) NON-BILLABLE
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- M21 Other acquired deformities of limbs NON-BILLABLE
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- M21.00 Valgus deformity, not elsewhere classified, unspecified site BILLABLE
- M21.02 Valgus deformity, not elsewhere classified, elbow NON-BILLABLE
- M21.05 Valgus deformity, not elsewhere classified, hip NON-BILLABLE
- M21.06 Valgus deformity, not elsewhere classified, knee NON-BILLABLE
- M21.07 Valgus deformity, not elsewhere classified, ankle NON-BILLABLE
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- M21.10 Varus deformity, not elsewhere classified, unspecified site BILLABLE
- M21.12 Varus deformity, not elsewhere classified, elbow NON-BILLABLE
- M21.15 Varus deformity, not elsewhere classified, hip NON-BILLABLE
- M21.16 Varus deformity, not elsewhere classified, knee NON-BILLABLE
- M21.17 Varus deformity, not elsewhere classified, ankle NON-BILLABLE
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- M21.20 Flexion deformity, unspecified site BILLABLE
- M21.21 Flexion deformity, shoulder NON-BILLABLE
- M21.22 Flexion deformity, elbow NON-BILLABLE
- M21.23 Flexion deformity, wrist NON-BILLABLE
- M21.24 Flexion deformity, finger joints NON-BILLABLE
- M21.25 Flexion deformity, hip NON-BILLABLE
- M21.26 Flexion deformity, knee NON-BILLABLE
- M21.27 Flexion deformity, ankle and toes NON-BILLABLE
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- M21.33 Wrist drop (acquired) NON-BILLABLE
- M21.37 Foot drop (acquired) NON-BILLABLE
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- M21.51 Acquired clawhand NON-BILLABLE
- M21.52 Acquired clubhand NON-BILLABLE
- M21.53 Acquired clawfoot NON-BILLABLE
- M21.54 Acquired clubfoot NON-BILLABLE
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- M21.6X Other acquired deformities of foot NON-BILLABLE
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- M21.70 Unequal limb length (acquired), unspecified site BILLABLE
- M21.72 Unequal limb length (acquired), humerus NON-BILLABLE
- M21.73 Unequal limb length (acquired), ulna and radius NON-BILLABLE
- M21.75 Unequal limb length (acquired), femur NON-BILLABLE
- M21.76 Unequal limb length (acquired), tibia and fibula NON-BILLABLE
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- M21.80 Other specified acquired deformities of unspecified limb BILLABLE
- M21.82 Other specified acquired deformities of upper arm NON-BILLABLE
- M21.83 Other specified acquired deformities of forearm NON-BILLABLE
- M21.85 Other specified acquired deformities of thigh NON-BILLABLE
- M21.86 Other specified acquired deformities of lower leg NON-BILLABLE
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- M21.90 Unspecified acquired deformity of unspecified limb BILLABLE
- M21.92 Unspecified acquired deformity of upper arm NON-BILLABLE
- M21.93 Unspecified acquired deformity of forearm NON-BILLABLE
- M21.94 Unspecified acquired deformity of hand NON-BILLABLE
- M21.95 Unspecified acquired deformity of thigh NON-BILLABLE
- M21.96 Unspecified acquired deformity of lower leg NON-BILLABLE
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- M22 Disorder of patella NON-BILLABLE
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- M22.2X Patellofemoral disorders NON-BILLABLE
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- M22.3X Other derangements of patella NON-BILLABLE
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- M22.8X Other disorders of patella NON-BILLABLE
- M23 Internal derangement of knee NON-BILLABLE
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- M23.00 Cystic meniscus, unspecified meniscus NON-BILLABLE
- M23.01 Cystic meniscus, anterior horn of medial meniscus NON-BILLABLE
- M23.02 Cystic meniscus, posterior horn of medial meniscus NON-BILLABLE
- M23.03 Cystic meniscus, other medial meniscus NON-BILLABLE
- M23.04 Cystic meniscus, anterior horn of lateral meniscus NON-BILLABLE
- M23.05 Cystic meniscus, posterior horn of lateral meniscus NON-BILLABLE
- M23.06 Cystic meniscus, other lateral meniscus NON-BILLABLE
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- M23.20 Derangement of unspecified meniscus due to old tear or injury NON-BILLABLE
- M23.21 Derangement of anterior horn of medial meniscus due to old tear or injury NON-BILLABLE
- M23.22 Derangement of posterior horn of medial meniscus due to old tear or injury NON-BILLABLE
- M23.23 Derangement of other medial meniscus due to old tear or injury NON-BILLABLE
- M23.24 Derangement of anterior horn of lateral meniscus due to old tear or injury NON-BILLABLE
- M23.25 Derangement of posterior horn of lateral meniscus due to old tear or injury NON-BILLABLE
- M23.26 Derangement of other lateral meniscus due to old tear or injury NON-BILLABLE
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- M23.30 Other meniscus derangements, unspecified meniscus NON-BILLABLE
- M23.31 Other meniscus derangements, anterior horn of medial meniscus NON-BILLABLE
- M23.32 Other meniscus derangements, posterior horn of medial meniscus NON-BILLABLE
- M23.33 Other meniscus derangements, other medial meniscus NON-BILLABLE
- M23.34 Other meniscus derangements, anterior horn of lateral meniscus NON-BILLABLE
- M23.35 Other meniscus derangements, posterior horn of lateral meniscus NON-BILLABLE
- M23.36 Other meniscus derangements, other lateral meniscus NON-BILLABLE
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- M23.40 Loose body in knee, unspecified knee BILLABLE
- M23.41 Loose body in knee, right knee BILLABLE
- M23.42 Loose body in knee, left knee BILLABLE
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- M23.60 Other spontaneous disruption of unspecified ligament of knee NON-BILLABLE
- M23.61 Other spontaneous disruption of anterior cruciate ligament of knee NON-BILLABLE
- M23.62 Other spontaneous disruption of posterior cruciate ligament of knee NON-BILLABLE
- M23.63 Other spontaneous disruption of medial collateral ligament of knee NON-BILLABLE
- M23.64 Other spontaneous disruption of lateral collateral ligament of knee NON-BILLABLE
- M23.67 Other spontaneous disruption of capsular ligament of knee NON-BILLABLE
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- M23.8X Other internal derangements of knee NON-BILLABLE
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- M24 Other specific joint derangements NON-BILLABLE
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- M24.00 Loose body in unspecified joint BILLABLE
- M24.01 Loose body in shoulder NON-BILLABLE
- M24.02 Loose body in elbow NON-BILLABLE
- M24.03 Loose body in wrist NON-BILLABLE
- M24.04 Loose body in finger joints NON-BILLABLE
- M24.05 Loose body in hip NON-BILLABLE
- M24.07 Loose body in ankle and toe joints NON-BILLABLE
- M24.08 Loose body, other site BILLABLE
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- M24.10 Other articular cartilage disorders, unspecified site BILLABLE
- M24.11 Other articular cartilage disorders, shoulder NON-BILLABLE
- M24.12 Other articular cartilage disorders, elbow NON-BILLABLE
- M24.13 Other articular cartilage disorders, wrist NON-BILLABLE
- M24.14 Other articular cartilage disorders, hand NON-BILLABLE
- M24.15 Other articular cartilage disorders, hip NON-BILLABLE
- M24.17 Other articular cartilage disorders, ankle and foot NON-BILLABLE
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- M24.20 Disorder of ligament, unspecified site BILLABLE
- M24.21 Disorder of ligament, shoulder NON-BILLABLE
- M24.22 Disorder of ligament, elbow NON-BILLABLE
- M24.23 Disorder of ligament, wrist NON-BILLABLE
- M24.24 Disorder of ligament, hand NON-BILLABLE
- M24.25 Disorder of ligament, hip NON-BILLABLE
- M24.27 Disorder of ligament, ankle and foot NON-BILLABLE
- M24.28 Disorder of ligament, vertebrae BILLABLE
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- M24.30 Pathological dislocation of unspecified joint, not elsewhere classified BILLABLE
- M24.31 Pathological dislocation of shoulder, not elsewhere classified NON-BILLABLE
- M24.32 Pathological dislocation of elbow, not elsewhere classified NON-BILLABLE
- M24.33 Pathological dislocation of wrist, not elsewhere classified NON-BILLABLE
- M24.34 Pathological dislocation of hand, not elsewhere classified NON-BILLABLE
- M24.35 Pathological dislocation of hip, not elsewhere classified NON-BILLABLE
- M24.36 Pathological dislocation of knee, not elsewhere classified NON-BILLABLE
- M24.37 Pathological dislocation of ankle and foot, not elsewhere classified NON-BILLABLE
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- M24.40 Recurrent dislocation, unspecified joint BILLABLE
- M24.41 Recurrent dislocation, shoulder NON-BILLABLE
- M24.42 Recurrent dislocation, elbow NON-BILLABLE
- M24.43 Recurrent dislocation, wrist NON-BILLABLE
- M24.44 Recurrent dislocation, hand and finger(s) NON-BILLABLE
- M24.45 Recurrent dislocation, hip NON-BILLABLE
- M24.46 Recurrent dislocation, knee NON-BILLABLE
- M24.47 Recurrent dislocation, ankle, foot and toes NON-BILLABLE
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- M24.50 Contracture, unspecified joint BILLABLE
- M24.51 Contracture, shoulder NON-BILLABLE
- M24.52 Contracture, elbow NON-BILLABLE
- M24.53 Contracture, wrist NON-BILLABLE
- M24.54 Contracture, hand NON-BILLABLE
- M24.55 Contracture, hip NON-BILLABLE
- M24.56 Contracture, knee NON-BILLABLE
- M24.57 Contracture, ankle and foot NON-BILLABLE
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- M24.60 Ankylosis, unspecified joint BILLABLE
- M24.61 Ankylosis, shoulder NON-BILLABLE
- M24.62 Ankylosis, elbow NON-BILLABLE
- M24.63 Ankylosis, wrist NON-BILLABLE
- M24.64 Ankylosis, hand NON-BILLABLE
- M24.65 Ankylosis, hip NON-BILLABLE
- M24.66 Ankylosis, knee NON-BILLABLE
- M24.67 Ankylosis, ankle and foot NON-BILLABLE
- BILLABLE M24.7 Protrusio acetabuli
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- M24.80 Other specific joint derangements of unspecified joint, not elsewhere classified BILLABLE
- M24.81 Other specific joint derangements of shoulder, not elsewhere classified NON-BILLABLE
- M24.82 Other specific joint derangements of elbow, not elsewhere classified NON-BILLABLE
- M24.83 Other specific joint derangements of wrist, not elsewhere classified NON-BILLABLE
- M24.84 Other specific joint derangements of hand, not elsewhere classified NON-BILLABLE
- M24.85 Other specific joint derangements of hip, not elsewhere classified NON-BILLABLE
- M24.87 Other specific joint derangements of ankle and foot, not elsewhere classified NON-BILLABLE
- BILLABLE M24.9 Joint derangement, unspecified
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- M25 Other joint disorder, not elsewhere classified NON-BILLABLE
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- M25.00 Hemarthrosis, unspecified joint BILLABLE
- M25.01 Hemarthrosis, shoulder NON-BILLABLE
- M25.02 Hemarthrosis, elbow NON-BILLABLE
- M25.03 Hemarthrosis, wrist NON-BILLABLE
- M25.04 Hemarthrosis, hand NON-BILLABLE
- M25.05 Hemarthrosis, hip NON-BILLABLE
- M25.06 Hemarthrosis, knee NON-BILLABLE
- M25.07 Hemarthrosis, ankle and foot NON-BILLABLE
- M25.08 Hemarthrosis, other specified site BILLABLE
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- M25.10 Fistula, unspecified joint BILLABLE
- M25.11 Fistula, shoulder NON-BILLABLE
- M25.12 Fistula, elbow NON-BILLABLE
- M25.13 Fistula, wrist NON-BILLABLE
- M25.14 Fistula, hand NON-BILLABLE
- M25.15 Fistula, hip NON-BILLABLE
- M25.16 Fistula, knee NON-BILLABLE
- M25.17 Fistula, ankle and foot NON-BILLABLE
- M25.18 Fistula, other specified site BILLABLE
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- M25.20 Flail joint, unspecified joint BILLABLE
- M25.21 Flail joint, shoulder NON-BILLABLE
- M25.22 Flail joint, elbow NON-BILLABLE
- M25.23 Flail joint, wrist NON-BILLABLE
- M25.24 Flail joint, hand NON-BILLABLE
- M25.25 Flail joint, hip NON-BILLABLE
- M25.26 Flail joint, knee NON-BILLABLE
- M25.27 Flail joint, ankle and foot NON-BILLABLE
- M25.28 Flail joint, other site BILLABLE
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- M25.30 Other instability, unspecified joint BILLABLE
- M25.31 Other instability, shoulder NON-BILLABLE
- M25.32 Other instability, elbow NON-BILLABLE
- M25.33 Other instability, wrist NON-BILLABLE
- M25.34 Other instability, hand NON-BILLABLE
- M25.35 Other instability, hip NON-BILLABLE
- M25.36 Other instability, knee NON-BILLABLE
- M25.37 Other instability, ankle and foot NON-BILLABLE
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- M25.40 Effusion, unspecified joint BILLABLE
- M25.41 Effusion, shoulder NON-BILLABLE
- M25.42 Effusion, elbow NON-BILLABLE
- M25.43 Effusion, wrist NON-BILLABLE
- M25.44 Effusion, hand NON-BILLABLE
- M25.45 Effusion, hip NON-BILLABLE
- M25.46 Effusion, knee NON-BILLABLE
- M25.47 Effusion, ankle and foot NON-BILLABLE
- M25.48 Effusion, other site BILLABLE
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- M25.50 Pain in unspecified joint BILLABLE
- M25.51 Pain in shoulder NON-BILLABLE
- M25.52 Pain in elbow NON-BILLABLE
- M25.53 Pain in wrist NON-BILLABLE
- M25.55 Pain in hip NON-BILLABLE
- M25.56 Pain in knee NON-BILLABLE
- M25.57 Pain in ankle and joints of foot NON-BILLABLE
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- M25.60 Stiffness of unspecified joint, not elsewhere classified BILLABLE
- M25.61 Stiffness of shoulder, not elsewhere classified NON-BILLABLE
- M25.62 Stiffness of elbow, not elsewhere classified NON-BILLABLE
- M25.63 Stiffness of wrist, not elsewhere classified NON-BILLABLE
- M25.64 Stiffness of hand, not elsewhere classified NON-BILLABLE
- M25.65 Stiffness of hip, not elsewhere classified NON-BILLABLE
- M25.66 Stiffness of knee, not elsewhere classified NON-BILLABLE
- M25.67 Stiffness of ankle and foot, not elsewhere classified NON-BILLABLE
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- M25.70 Osteophyte, unspecified joint BILLABLE
- M25.71 Osteophyte, shoulder NON-BILLABLE
- M25.72 Osteophyte, elbow NON-BILLABLE
- M25.73 Osteophyte, wrist NON-BILLABLE
- M25.74 Osteophyte, hand NON-BILLABLE
- M25.75 Osteophyte, hip NON-BILLABLE
- M25.76 Osteophyte, knee NON-BILLABLE
- M25.77 Osteophyte, ankle and foot NON-BILLABLE
- M25.78 Osteophyte, vertebrae BILLABLE
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- M25.80 Other specified joint disorders, unspecified joint BILLABLE
- M25.81 Other specified joint disorders, shoulder NON-BILLABLE
- M25.82 Other specified joint disorders, elbow NON-BILLABLE
- M25.83 Other specified joint disorders, wrist NON-BILLABLE
- M25.84 Other specified joint disorders, hand NON-BILLABLE
- M25.85 Other specified joint disorders, hip NON-BILLABLE
- M25.86 Other specified joint disorders, knee NON-BILLABLE
- M25.87 Other specified joint disorders, ankle and foot NON-BILLABLE
- BILLABLE M25.9 Joint disorder, unspecified
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Coding Notes for Section M20-M25
- Section Notes:
- Use an external cause code following the code for the musculoskeletal condition, if applicable, to identify the cause of the musculoskeletal condition
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Section Type-2 Excludes:
Type-2 Excludes
Type-2 Excludes means the excluded conditions are different, although they may appear similar. A patient may have both conditions, but one does not include the other. Excludes 2 means "not coded here." - Arthropathic psoriasis - instead, use code L40.5-
- Certain conditions originating in the perinatal period - instead, use Section P04-P96
- Certain infectious and parasitic diseases - instead, use Section A00-B99
- Compartment syndrome (traumatic) - instead, use code T79.A-
- Complications of pregnancy, childbirth and the puerperium - instead, use Section O00-O9A
- Congenital malformations, deformations, and chromosomal abnormalities - instead, use Section Q00-Q99
- Endocrine, nutritional and metabolic diseases - instead, use Section E00-E88
- Injury, poisoning and certain other consequences of external causes - instead, use Section S00-T88
- Neoplasms - instead, use Section C00-D49
- Symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified - instead, use Section R00-R94