M85.80

Other specified disorders of bone density and structure, unspecified site

Billable / specific

M85.80 is a billable, specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes in FY2027.

Inclusion terms

Includes (from M85)

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

Excludes1

Not coded here — never report together with this code.

  • diffuse idiopathic skeletal hyperostosis [DISH] (M48.1) (from M85.8)
  • osteosclerosis congenita (Q77.4) (from M85.8)
  • osteosclerosis fragilitas (generalista) (Q78.2) (from M85.8)
  • osteosclerosis myelofibrosis (D75.81) (from M85.8)
  • osteogenesis imperfecta (Q78.0) (from M85)
  • osteopetrosis (Q78.2) (from M85)
  • osteopoikilosis (Q78.8) (from M85)
  • polyostotic fibrous dysplasia (Q78.1) (from M85)

Excludes2

Not included here — may be reported together when both conditions exist.

  • arthropathic psoriasis (L40.5-) (from M85)
  • certain conditions originating in the perinatal period (P04-P96) (from M85)
  • certain infectious and parasitic diseases (A00-B99) (from M85)
  • compartment syndrome (traumatic) (T79.A-) (from M85)
  • complications of pregnancy, childbirth and the puerperium (O00-O9A) (from M85)
  • congenital malformations, deformations, and chromosomal abnormalities (Q00-Q99) (from M85)
  • endocrine, nutritional and metabolic diseases (E00-E88) (from M85)
  • injury, poisoning and certain other consequences of external causes (S00-T88) (from M85)
  • neoplasms (C00-D49) (from M85)
  • symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R94) (from M85)

Parent code

  • M85.8Other specified disorders of bone density and structureHeader

Related codes

  • M85.81Other specified disorders of bone density and structure, shoulderHeader
  • M85.82Other specified disorders of bone density and structure, upper armHeader
  • M85.83Other specified disorders of bone density and structure, forearmHeader
  • M85.84Other specified disorders of bone density and structure, handHeader
  • M85.85Other specified disorders of bone density and structure, thighHeader
  • M85.86Other specified disorders of bone density and structure, lower legHeader
  • M85.87Other specified disorders of bone density and structure, ankle and footHeader
  • M85.88Other specified disorders of bone density and structure, other siteBillable
  • M85.89Other specified disorders of bone density and structure, multiple sitesBillable

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