M80-M85

Non-Billable
ChapterM00–M99
Rankblock
Official Description

Disorders of bone density and structure (M80-M85)

Metadata & Insights
  • •2026 ICD-10-CM Edition - Effective October 1, 2025.
  • •Non-billable category (requires more specific sub-code).
  • •Chapter 13: Diseases of the Musculoskeletal System and Connective Tissue (M00-M99).

CH13 Parent Instructions

Excludes2(Not included here)
  • 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)

Clinical Hierarchy

CH13Diseases of the musculoskeletal system and connective tissue (M00-M99)
M80-M85Disorders of bone density and structure (M80-M85)
M80Osteoporosis with current pathological fracture
M81Osteoporosis without current pathological fracture
M83Adult osteomalacia
M84Disorder of continuity of bone
M85Other disorders of bone density and structure

Applicable Ancestor Context

The following parent sections contain instructions or notes that apply to M80-M85:

chapterCH13
Diseases of the musculoskeletal system and connective tissue (M00-M99)
View context instructions

MS-DRG Classification

2026

No direct MS-DRG triggers identified.

Cross Reference

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