Rheumatoid arthritis

ICD-10-CM diagnosis code · also known as RA

M06.9BillableRheumatoid arthritis, unspecifiedView code details →
The ICD-10-CM code for rheumatoid arthritis is M06.9Rheumatoid arthritis, unspecified. This code is billable for diagnosis and reimbursement.

What this means for your family

Rheumatoid arthritis is an autoimmune disease where the immune system attacks the joints, causing pain, swelling, and stiffness. M06.9 is the unspecified form. Early, steady treatment changes everything — modern medications can calm the disease and protect joints long-term.

Your first steps

  • Get connected to a rheumatologist quickly — early treatment protects joints.
  • Get the medication plan in writing, including any monitoring labs it requires.
  • Track flares, stiffness, and what helps so the team can fine-tune treatment.

Questions to ask your care team

  • ?What's the treatment plan, and how soon should it help?
  • ?What labs or monitoring do my medications require?
  • ?What should I do during a flare?

Sources: MedlinePlus (NIH/NLM)

For informational purposes only — not medical advice. Talk to your care team about your situation.

How Eleplan helps with rheumatoid arthritis

  • Track medications, monitoring labs, and flares in one plan — Ellie surfaces the pattern.
  • Forward lab results to your plan inbox for plain-language summaries.
  • Keep rheumatology and primary care aligned in one place.

Frequently asked questions

What is the ICD-10 code for rheumatoid arthritis?

The ICD-10-CM code for rheumatoid arthritis is M06.9 (Rheumatoid arthritis, unspecified).

Is M06.9 a billable code?

Yes — M06.9 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement.

What else is rheumatoid arthritis called?

Rheumatoid arthritis is also known as RA.

Look up another condition or ICD-10 code

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