Juvenile arthritis, unspecified
Juvenile arthritis, unspecified
M08.9 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.
Juvenile arthritis of unspecified type affecting an unspecified anatomical site — the least specific billable code in the M08.9x family, used only when both the arthritis subtype and the involved joint are undocumented.
M08.98 identifies juvenile arthritis of unspecified type affecting the vertebrae in a patient under age 16 at disease onset, where the specific arthritis subtype has not been determined or documented.
M08.99 identifies juvenile arthritis of unspecified type involving multiple joint sites simultaneously in a patient under 16 years of age at onset, where the specific subtype of juvenile arthritis has not been documented.
Juvenile arthritis, type unspecified, affecting a site that does not correspond to any standard anatomical site listed elsewhere in the M08.9x subcode set — such as the temporomandibular joint, sternoclavicular joint, or sacroiliac joint.
Inclusion & exclusion notes
Excludes 1 (mutually exclusive — never code together)
- juvenile rheumatoid arthritis, unspecified (M08.0-)