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M08

Non-billable

Juvenile arthritis

M08 is the ICD-10-CM code for Juvenile arthritis. It is a non-billable category code — use a more specific child code such as M08.0 for billing.

Status
Header (non-billable)
Chapter
M00-M99
Subcodes
7
Edition
FY2026

M00-M99 Diseases of the musculoskeletal system and connective tissue

Excludes1 — not coded here

  • •arthropathy in Whipple's disease (M14.8)
  • •Felty's syndrome (M05.0)
  • •juvenile dermatomyositis (M33.0-)
  • •psoriatic juvenile arthropathy (L40.54)

Notes

  • •any associated underlying condition, such as:
  • •regional enteritis [Crohn's disease] (K50.-)
  • •ulcerative colitis (K51.-)

Frequently asked questions

What is ICD-10 code M08?
M08 is the ICD-10-CM code for "Juvenile arthritis". It falls under M00-M99 Diseases of the musculoskeletal system and connective tissue.
Is M08 a billable code?
No — M08 is a non-billable header code. Use a more specific child code (such as M08.0) for billing.
What are the subcodes of M08?
M08 has 7 more specific child codes, including M08.0, M08.1, M08.2.
What is excluded from M08?
Excludes1 (not coded here): arthropathy in Whipple's disease (M14.8); Felty's syndrome (M05.0); juvenile dermatomyositis (M33.0-); psoriatic juvenile arthropathy (L40.54).

Source: CMS ICD-10-CM FY2026. For informational purposes only — not medical advice. See our medical disclaimer.

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