M06.1

Billable

Adult-onset Still's disease

M06.1 is the ICD-10-CM code for Adult-onset Still's disease. It is a billable, specific code valid for reimbursement.

Status
Billable
Chapter
M00-M99
Parent
M06
Edition
FY2026

M00-M99 Diseases of the musculoskeletal system and connective tissue

What this means — in plain language

MedlinePlus · NIH

What is juvenile arthritis? Juvenile arthritis (JA) is arthritis that happens in children. It causes joint inflammation (swelling), pain, stiffness, and loss of motion. Joints are places where two bones meet, such as your elbow or knee. It can affect any joint, but it is more common in the knees, hands, and feet. JA can affect your child's growth and development, and in some cases, it can also affect other organs.…

Read more about Juvenile Arthritis at MedlinePlus ↗

Source: U.S. National Library of Medicine (MedlinePlus). Informational only — not medical advice.

Excludes1 — not coded here

  • Still's disease NOS (M08.2-)

Medications indicated for this condition

FDA labeling

Drugs whose FDA labeling lists this condition's category among its indications. Informational only — not a treatment recommendation or medical advice.

Conditions mapped to this code

MedlinePlus · NIH

Plain-language health-topic references grounded in MedlinePlus (NIH/NLM).

Frequently asked questions

What is ICD-10 code M06.1?
M06.1 is the ICD-10-CM code for "Adult-onset Still's disease". It falls under M00-M99 Diseases of the musculoskeletal system and connective tissue.
Is M06.1 a billable code?
Yes — M06.1 is a billable, specific ICD-10-CM code valid for reimbursement.
What is excluded from M06.1?
Excludes1 (not coded here): Still's disease NOS (M08.2-).

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

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