M89.7 – Major osseous defect
ICD-10-CM 2027 diagnosis code · Other osteopathies
ICD-10-CM code
M89.7
- Code
M89.7(claims format:M897)- Description
- Major osseous defect
- Billable
- No – use a more specific code below
- Valid for
- Dates of service October 1, 2026 – September 30, 2027 (FY2027)
- Chapter
- 13. Diseases of the musculoskeletal system and connective tissue (M00-M99)
- Block
- M86-M90 Other osteopathies
- Parent codes
- M89
Billable codes under M89.7
M89.7 is a header code and cannot be used on claims. Choose the most specific code:
- M89.70 – Major osseous defect, unspecified siteBillable
- M89.71 – Major osseous defect, shoulder regionHeader (more codes below)
- M89.72 – Major osseous defect, humerusHeader (more codes below)
- M89.73 – Major osseous defect, forearmHeader (more codes below)
- M89.74 – Major osseous defect, handHeader (more codes below)
- M89.75 – Major osseous defect, pelvic region and thighHeader (more codes below)
- M89.76 – Major osseous defect, lower legHeader (more codes below)
- M89.77 – Major osseous defect, ankle and footHeader (more codes below)
- M89.78 – Major osseous defect, other siteBillable
- M89.79 – Major osseous defect, multiple sitesBillable
Notes for M89.7
Notes inherited from parent codes
Instructional notes at a category or block level apply to every code below it.
Block M86-M90
Excludes1 (not coded here):
- postprocedural osteopathies (M96.-)
Related codes in M89
- M89.0 – AlgoneurodystrophyHeader
- M89.1 – Physeal arrestHeader
- M89.2 – Other disorders of bone development and growthHeader
- M89.3 – Hypertrophy of boneHeader
- M89.4 – Other hypertrophic osteoarthropathyHeader
- M89.5 – OsteolysisHeader
- M89.6 – Osteopathy after poliomyelitisHeader
- M89.8 – Other specified disorders of boneHeader
- M89.9 – Disorder of bone, unspecifiedBillable
Frequently asked questions
What is ICD-10 code M89.7?
M89.7 is the ICD-10-CM code for major osseous defect, in the block M86-M90 (Other osteopathies).
Is M89.7 a billable code?
No. M89.7 is a header code with more specific child codes; report one of the billable codes listed above.
What category does M89.7 belong to?
It belongs to category M89 – Other disorders of bone.
Source: CDC/NCHS ICD-10-CM FY2027 code files, tabular list and index. Reference only – code assignment must follow the official ICD-10-CM guidelines and documentation in the medical record.