M08
Header — not billable
Juvenile arthritis
Juvenile arthritis
M08 is a header (parent) code in the ICD-10-CM hierarchy. It is not billable for claim submission. Use one of the billable child codes listed below.
Billable codes in this category
Each of the codes below is billable. Choose the one that most accurately describes the patient's diagnosis.
M08.1
Juvenile ankylosing spondylitis
M08.3 Ankylosing spondylitis presenting in a pediatric patient — classified separately from adult-onset disease and reported without site-specific subcode extensions.
Juvenile rheumatoid polyarthritis (seronegative)
M08.3 identifies seronegative polyarticular juvenile rheumatoid arthritis — inflammatory joint disease with five or more joints affected, onset before age 16, and negative rheumatoid factor on serologic testing.
Inclusion & exclusion notes
Excludes 1 (mutually exclusive — never code together)
- arthropathy in Whipple's disease (M14.8)
- Felty's syndrome (M05.0)
- juvenile dermatomyositis (M33.0-)
- psoriatic juvenile arthropathy (L40.54)