M05.439 – Rheumatoid myopathy with rheumatoid arthritis of unspecified wrist
ICD-10-CM 2027 diagnosis code · Inflammatory polyarthropathies
ICD-10-CM code
M05.439
- Code
M05.439(claims format:M05439)- Description
- Rheumatoid myopathy with rheumatoid arthritis of unspecified wrist
- Short description
- Rheumatoid myopathy with rheumatoid arthritis of unsp wrist
- 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
- M05-M14 Inflammatory polyarthropathies
- Parent codes
- M05 › M05.4 › M05.43
Notes inherited from parent codes
Instructional notes at a category or block level apply to every code below it.
M05 – Rheumatoid arthritis with rheumatoid factor
Excludes1 (not coded here):
M05.43 – Rheumatoid myopathy with rheumatoid arthritis of wrist
Applicable to:
- Rheumatoid myopathy with rheumatoid arthritis, carpal bones
Related codes in M05.43
Frequently asked questions
What is ICD-10 code M05.439?
M05.439 is the ICD-10-CM code for rheumatoid myopathy with rheumatoid arthritis of unspecified wrist, in the block M05-M14 (Inflammatory polyarthropathies).
Is M05.439 a billable code?
Yes. M05.439 is a billable/specific code that can be used to indicate a diagnosis for reimbursement purposes.
What category does M05.439 belong to?
It belongs to category M05 – Rheumatoid arthritis with rheumatoid factor.
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.