M06.861 – Other specified rheumatoid arthritis, right knee
ICD-10-CM 2027 diagnosis code · Inflammatory polyarthropathies
ICD-10-CM code
M06.861
- Code
M06.861(claims format:M06861)- Description
- Other specified rheumatoid arthritis, right knee
- 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
- M06 › M06.8 › M06.86
Related codes in M06.86
Frequently asked questions
What is ICD-10 code M06.861?
M06.861 is the ICD-10-CM code for other specified rheumatoid arthritis, right knee, in the block M05-M14 (Inflammatory polyarthropathies).
Is M06.861 a billable code?
Yes. M06.861 is a billable/specific code that can be used to indicate a diagnosis for reimbursement purposes.
What category does M06.861 belong to?
It belongs to category M06 – Other rheumatoid arthritis.
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.