M89 – Other disorders of bone
ICD-10-CM 2027 diagnosis code · Other osteopathies
ICD-10-CM code
M89
- Code
M89(claims format:M89)- Description
- Other disorders of bone
- 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
Billable codes under M89
M89 is a header code and cannot be used on claims. Choose the most specific code:
- M89.0 – AlgoneurodystrophyHeader (more codes below)
- M89.1 – Physeal arrestHeader (more codes below)
- M89.2 – Other disorders of bone development and growthHeader (more codes below)
- M89.3 – Hypertrophy of boneHeader (more codes below)
- M89.4 – Other hypertrophic osteoarthropathyHeader (more codes below)
- M89.5 – OsteolysisHeader (more codes below)
- M89.6 – Osteopathy after poliomyelitisHeader (more codes below)
- M89.7 – Major osseous defectHeader (more codes below)
- M89.8 – Other specified disorders of boneHeader (more codes below)
- M89.9 – Disorder of bone, unspecifiedBillable
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.-)
Frequently asked questions
What is ICD-10 code M89?
M89 is the ICD-10-CM code for other disorders of bone, in the block M86-M90 (Other osteopathies).
Is M89 a billable code?
No. M89 is a header code with more specific child codes; report one of the billable codes listed above.
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.