M08.979
✓ Billable
Juvenile arthritis, unspecified, unspecified ankle and foot
ICD-10-CM · FY2026 · Diseases of the Musculoskeletal System and Connective Tissue
Code
M08.979
System
ICD-10-CM
Billable
Yes — valid for submission
Effective
FY2026
Chapter
Diseases of the Musculoskeletal System and Connective Tissue
Source
CMS / CDC NCHS
⚠ Verify before billing. Confirm against the current CMS/NCHS ICD-10-CM files and your payer's rules before claims submission.
Frequently asked questions
What is ICD-10 code M08.979?
ICD-10-CM code M08.979 represents Juvenile arthritis, unspecified, unspecified ankle and foot. It is a billable diagnosis code in the Diseases of the Musculoskeletal System and Connective Tissue chapter, effective October 1, 2025 – September 30, 2026.
Is M08.979 billable?
Yes. M08.979 is a valid billable ICD-10-CM code for insurance claims and clinical documentation.
What chapter is M08.979 in?
M08.979 belongs to the Diseases of the Musculoskeletal System and Connective Tissue chapter (M00–M99) of ICD-10-CM.
Related codes in the M08 category
M08
Juvenile arthritis
Non-billable
M08.0
Unspecified juvenile rheumatoid arthritis
Non-billable
M08.1
Juvenile ankylosing spondylitis
Billable
M08.2
Juvenile rheumatoid arthritis with systemic onset
Non-billable
M08.3
Juvenile rheumatoid polyarthritis (seronegative)
Billable
M08.4
Pauciarticular juvenile rheumatoid arthritis
Non-billable
M08.8
Other juvenile arthritis
Non-billable
M08.9
Juvenile arthritis, unspecified
Non-billable
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