Acquired deformities (excluding foot)

Code Families in This Category

• M21 Other acquired deformities of limbs · 97
• M24 Other specific joint derangements · 23
• M20 Acquired deformities of fingers and toes · 15
• M95 Other acquired deformities of musculoskeletal system and connective tissue · 10

ICD-10-CM Codes in This Category (first 100 of 145)

• M20.001 — Unspecified deformity of right finger(s)
• M20.002 — Unspecified deformity of left finger(s)
• M20.009 — Unspecified deformity of unspecified finger(s)
• M20.011 — Mallet finger of right finger(s)
• M20.012 — Mallet finger of left finger(s)
• M20.019 — Mallet finger of unspecified finger(s)
• M20.021 — Boutonnière deformity of right finger(s)
• M20.022 — Boutonnière deformity of left finger(s)
• M20.029 — Boutonnière deformity of unspecified finger(s)
• M20.031 — Swan-neck deformity of right finger(s)
• M20.032 — Swan-neck deformity of left finger(s)
• M20.039 — Swan-neck deformity of unspecified finger(s)
• M20.091 — Other deformity of right finger(s)
• M20.092 — Other deformity of left finger(s)
• M20.099 — Other deformity of finger(s), unspecified finger(s)
• M21.00 — Valgus deformity, not elsewhere classified, unspecified site
• M21.021 — Valgus deformity, not elsewhere classified, right elbow
• M21.022 — Valgus deformity, not elsewhere classified, left elbow
• M21.029 — Valgus deformity, not elsewhere classified, unspecified elbow
• M21.051 — Valgus deformity, not elsewhere classified, right hip
• M21.052 — Valgus deformity, not elsewhere classified, left hip
• M21.059 — Valgus deformity, not elsewhere classified, unspecified hip
• M21.061 — Valgus deformity, not elsewhere classified, right knee
• M21.062 — Valgus deformity, not elsewhere classified, left knee
• M21.069 — Valgus deformity, not elsewhere classified, unspecified knee
• M21.10 — Varus deformity, not elsewhere classified, unspecified site
• M21.121 — Varus deformity, not elsewhere classified, right elbow
• M21.122 — Varus deformity, not elsewhere classified, left elbow
• M21.129 — Varus deformity, not elsewhere classified, unspecified elbow
• M21.151 — Varus deformity, not elsewhere classified, right hip
• M21.152 — Varus deformity, not elsewhere classified, left hip
• M21.159 — Varus deformity, not elsewhere classified, unspecified hip
• M21.161 — Varus deformity, not elsewhere classified, right knee
• M21.162 — Varus deformity, not elsewhere classified, left knee
• M21.169 — Varus deformity, not elsewhere classified, unspecified knee
• M21.20 — Flexion deformity, unspecified site
• M21.211 — Flexion deformity, right shoulder
• M21.212 — Flexion deformity, left shoulder
• M21.219 — Flexion deformity, unspecified shoulder
• M21.221 — Flexion deformity, right elbow
• M21.222 — Flexion deformity, left elbow
• M21.229 — Flexion deformity, unspecified elbow
• M21.231 — Flexion deformity, right wrist
• M21.232 — Flexion deformity, left wrist
• M21.239 — Flexion deformity, unspecified wrist
• M21.241 — Flexion deformity, right finger joints
• M21.242 — Flexion deformity, left finger joints
• M21.249 — Flexion deformity, unspecified finger joints
• M21.251 — Flexion deformity, right hip
• M21.252 — Flexion deformity, left hip
• M21.259 — Flexion deformity, unspecified hip
• M21.261 — Flexion deformity, right knee
• M21.262 — Flexion deformity, left knee
• M21.269 — Flexion deformity, unspecified knee
• M21.271 — Flexion deformity, right ankle and toes
• M21.272 — Flexion deformity, left ankle and toes
• M21.279 — Flexion deformity, unspecified ankle and toes
• M21.331 — Wrist drop, right wrist
• M21.332 — Wrist drop, left wrist
• M21.339 — Wrist drop, unspecified wrist
• M21.511 — Acquired clawhand, right hand
• M21.512 — Acquired clawhand, left hand
• M21.519 — Acquired clawhand, unspecified hand
• M21.521 — Acquired clubhand, right hand
• M21.522 — Acquired clubhand, left hand
• M21.529 — Acquired clubhand, unspecified hand
• M21.70 — Unequal limb length (acquired), unspecified site
• M21.721 — Unequal limb length (acquired), right humerus
• M21.722 — Unequal limb length (acquired), left humerus
• M21.729 — Unequal limb length (acquired), unspecified humerus
• M21.731 — Unequal limb length (acquired), right ulna
• M21.732 — Unequal limb length (acquired), left ulna
• M21.733 — Unequal limb length (acquired), right radius
• M21.734 — Unequal limb length (acquired), left radius
• M21.739 — Unequal limb length (acquired), unspecified ulna and radius
• M21.751 — Unequal limb length (acquired), right femur
• M21.752 — Unequal limb length (acquired), left femur
• M21.759 — Unequal limb length (acquired), unspecified femur
• M21.761 — Unequal limb length (acquired), right tibia
• M21.762 — Unequal limb length (acquired), left tibia
• M21.763 — Unequal limb length (acquired), right fibula
• M21.764 — Unequal limb length (acquired), left fibula
• M21.769 — Unequal limb length (acquired), unspecified tibia and fibula
• M21.80 — Other specified acquired deformities of unspecified limb
• M21.821 — Other specified acquired deformities of right upper arm
• M21.822 — Other specified acquired deformities of left upper arm
• M21.829 — Other specified acquired deformities of unspecified upper arm
• M21.831 — Other specified acquired deformities of right forearm
• M21.832 — Other specified acquired deformities of left forearm
• M21.839 — Other specified acquired deformities of unspecified forearm
• M21.851 — Other specified acquired deformities of right thigh
• M21.852 — Other specified acquired deformities of left thigh
• M21.859 — Other specified acquired deformities of unspecified thigh
• M21.861 — Other specified acquired deformities of right lower leg
• M21.862 — Other specified acquired deformities of left lower leg
• M21.869 — Other specified acquired deformities of unspecified lower leg
• M21.90 — Unspecified acquired deformity of unspecified limb
• M21.921 — Unspecified acquired deformity of right upper arm
• M21.922 — Unspecified acquired deformity of left upper arm
• M21.929 — Unspecified acquired deformity of unspecified upper arm

The remaining 45 codes are reachable through the code families above.