M87.833 – Other osteonecrosis of unspecified radius

ICD-10-CM 2027 diagnosis code · Other osteopathies

Billable code

ICD-10-CM code M87.833

Code: M87.833 (claims format: M87833)
Description: Other osteonecrosis of unspecified radius
Billable: Yes – valid for HIPAA-covered transactions
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: M87 › M87.8 › M87.83

Notes inherited from parent codes

Instructional notes at a category or block level apply to every code below it.

M87 – Osteonecrosis

Includes:

avascular necrosis of bone

Excludes1 (not coded here):

juvenile osteonecrosis (M91-M92)
osteochondropathies (M90-M93)

Use additional code:

code to identify major osseous defect, if applicable (M89.7-)

Block M86-M90

Excludes1 (not coded here):

postprocedural osteopathies (M96.-)

Related codes in M87.83

M87.831 – Other osteonecrosis of right radiusBillable
M87.832 – Other osteonecrosis of left radiusBillable
M87.834 – Other osteonecrosis of right ulnaBillable
M87.835 – Other osteonecrosis of left ulnaBillable
M87.836 – Other osteonecrosis of unspecified ulnaBillable
M87.837 – Other osteonecrosis of right carpusBillable
M87.838 – Other osteonecrosis of left carpusBillable
M87.839 – Other osteonecrosis of unspecified carpusBillable

Frequently asked questions

What is ICD-10 code M87.833?

M87.833 is the ICD-10-CM code for other osteonecrosis of unspecified radius, in the block M86-M90 (Other osteopathies).

Is M87.833 a billable code?

Yes. M87.833 is a billable/specific code that can be used to indicate a diagnosis for reimbursement purposes.

What category does M87.833 belong to?

It belongs to category M87 – Osteonecrosis.

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.