M83.8 Other adult osteomalacia

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Instructional notes

Chapter 13

Excludes2Not included here: the patient may have both; report both when both are present.

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)

Notes

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

M83

Excludes1Not coded here: never report with this code, except when the two conditions are unrelated.

infantile and juvenile osteomalacia (E55.0)
renal osteodystrophy (N25.0)
rickets (active) (E55.0)
rickets (active) sequelae (E64.3)
vitamin D-resistant osteomalacia (E83.31)
vitamin D-resistant rickets (active) (E83.31)

Chapter 13: Diseases of the musculoskeletal system and connective tissue · M80-M94 Osteopathies and chondropathies (M80-M94)

Source: ICD-10-CM FY 2027 code descriptions and tabular list (CMS and CDC National Center for Health Statistics), effective 2026-10-01 through 2027-09-30 · CMS ICD-10 files. HCC mapping: CMS-HCC V28, payment year 2027. As of 2026-11-04.

Coverage and payment depend on the claim details; confirm with the Medicare Administrative Contractor.