Frequently Asked Questions

Osteoarthritis is caused by wear-and-tear on joint cartilage over time and typically affects one or a few joints. Rheumatoid arthritis is an autoimmune disease where your immune system attacks joint tissue, usually affecting multiple joints symmetrically. Treatment approaches differ significantly between the two conditions.

Arthritis typically causes gradual onset of pain, morning stiffness lasting 30+ minutes, pain that worsens with activity, and joint swelling. Sudden pain after injury, locking, or giving way suggests other problems like meniscus tears or ligament damage. X-rays and physical examination help confirm arthritis diagnosis.

Yes, Medicare Part B covers FDA-approved hyaluronic acid (gel) injections for knee osteoarthritis when medically necessary. You'll pay 20% of the Medicare-approved amount after meeting your Part B deductible. Medicare typically covers one series per knee per year, which may be 1-3 injections depending on the product.

With Original Medicare, you'll pay 20% of the approved cost after your Part B deductible ($240 in 2024). For gel injections averaging $1,000-$1,500, expect to pay $200-$300 per injection. Medicare Advantage plans may have different copays, typically $0-$50 per injection depending on your plan.