M84 – Disorder of continuity of bone
ICD-10-CM 2027 diagnosis code · Disorders of bone density and structure
ICD-10-CM code
M84
- Code
M84(claims format:M84)- Description
- Disorder of continuity 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
- M80-M85 Disorders of bone density and structure
Billable codes under M84
M84 is a header code and cannot be used on claims. Choose the most specific code:
- M84.3 – Stress fractureHeader (more codes below)
- M84.4 – Pathological fracture, not elsewhere classifiedHeader (more codes below)
- M84.5 – Pathological fracture in neoplastic diseaseHeader (more codes below)
- M84.6 – Pathological fracture in other diseaseHeader (more codes below)
- M84.7 – Nontraumatic fracture, not elsewhere classifiedHeader (more codes below)
- M84.8 – Other disorders of continuity of boneHeader (more codes below)
- M84.9 – Disorder of continuity of bone, unspecifiedBillable
Notes for M84
Excludes2 (not included here):
- traumatic fracture of bone-see fracture, by site
Frequently asked questions
What is ICD-10 code M84?
M84 is the ICD-10-CM code for disorder of continuity of bone, in the block M80-M85 (Disorders of bone density and structure).
Is M84 a billable code?
No. M84 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.