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ICD-10 M21.8 - Other specified acquired deformities of limbs
Chapter 13 Section M20-M25

M21.8

ICD-10 Not billable

Other specified acquired deformities of limbs

Specifically for this code:
  • coxa plana (M91.2)
From Section M20-M25:
  • joints of the spine (M40-M54)
From Chapter 13:
  • 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)
From Chapter 13:
  • Use an external cause code following the code for the musculoskeletal condition, if applicable, to identify the cause of the musculoskeletal condition
M21.8 is a "category code," which means it's non-billable. Billable codes require more specificity. Use the list below to navigate to codes that are more specific:
10
M21.80
Other specified acquired deformities of unspecified limb
Billable
10
M21.82
Other specified acquired deformities of upper arm
10
M21.83
Other specified acquired deformities of forearm
10
M21.85
Other specified acquired deformities of thigh
10
M21.86
Other specified acquired deformities of lower leg
      
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