MCMedicalCodingSoftware
M89.7

M89.7: Major osseous defect

Non-billable headerICD-10-CM

M89.7 is a non-billable header ICD-10-CM code for major osseous defect. It cannot be billed on its own: choose one of the more specific child codes below.

Code first

The underlying condition must be sequenced before this code.

  • underlying disease, if known, such as:
  • aseptic necrosis of bone (M87.-)
  • malignant neoplasm of bone (C40.-)
  • osteolysis (M89.5-)
  • osteomyelitis (M86.-)
  • osteonecrosis (M87.-)
  • osteoporosis (M80.-, M81.-)
  • periprosthetic osteolysis (T84.05-)

Risk adjustment

No CMS-HCC V28 category: this code does not change a RAF score.

Code history

Unchanged in every release from FY2024 to FY2027.

Code to one of these instead M89.7

10 child codes. Green means billable.

Other codes under M89

ICD-10-CMFY2027· effective October 1, 2026

Loaded directly from the CMS/NCHS ICD-10-CM public-domain release: see data sources and our editorial policy. If this page disagrees with the CMS tabular list, this page is wrong. Reference information for professional coders; not medical or billing advice.