University of Maryland Rehabilitation & Orthopaedic Institute
410-448-2500 or 1-888-453-7626

Programs and Services

Rheumatology

Physicians and Staff

University of Maryland School of Medicine Physicians

Marc C. Hochberg, M.D., M.P.H.

Marc C. Hochberg, M.D., M.P.H.

Dr. Hochberg is an internationally recognized expert on arthritis, especially in the area of osteoarthritis. He is a professor of medicine and head of the Division of Rheumatology at the University of Maryland School of Medicine. Dr. Hochberg is also head of rheumatology at Kernan Hospital. He received his medical degree from Johns Hopkins University, where he also completed both a residency and fellowship (in connective tissue diseases).

Dr. Hochberg's areas of special interest include osteoarthritis and osteoporosis. He is board certified in both rheumatology and internal medicine.

Appointment phone number: 410-448-6398


Raymond H. Flores, M.D.

Raymond H. Flores, M.D.

Dr. Flores is an associate professor of medicine at the University of Maryland School of Medicine and the director of the Rheumatology Fellowship Program. He received his medical degree from Harvard University, and completed both a residency (internal medicine) and fellowship (rheumatology) at the University of Maryland Medical Center.

Dr. Flores provides expertise in general rheumatology. He is board certified in internal medicine.

Appointment phone number: 410-448-6398


Jamal A. Mikdashi, M.D.

Jamal A. Mikdashi, M.D., MPH

Dr. Mikdashi is an associate professor of medicine at the University of Maryland School of Medicine. He received his medical degree from American University in Beirut, and completed a residency (internal medicine) at Georgetown University and a fellowship (rheumatology) at Johns Hopkins Hospital.

Dr. Mikdashi's areas of special interest include systemic lupus and vasculitis. He is board certified in rheumatology and internal medicine.

Appointment phone number: 410-448-6398


Violeta Rus, M.D., Ph.D.

Violeta Rus, M.D., Ph.D.

Dr. Rus is an assistant professor of medicine at the University of Maryland School of Medicine. After receiving her medical degree from the University of Medicine and Pharmacy in Romania, she completed a residency (medicine) at St. Agnes Hospital in Baltimore and a fellowship (rheumatology) at the University of Maryland Medical Center.

Her areas of special interest include lupus erythematosis. She is board certified in rheumatology and internal medicine.

Appointment phone number: 410-448-6398


Bernadette Siaton, M.D.

Bernadette Siaton, M.D.

Dr. Siaton is an assistant professor of medicine at the University of Maryland School of Medicine. After receiving her medical degree from the Virginia Commonwealth School of Medicine, she completed a residency at University of Maryland and a fellowship at Duke University.

Dr. Siaton's Rheumatology practice in the Musculoskeletal Center in the Ambulatory Pavilion at Kernan Hospital includes consultation and treatment in the following areas:

  • Rheumatoid arthritis
  • Spondyloarthropathies
  • Sjogren's syndrome
  • Osteoarthritis
  • Crystal-induced arthritis
  • Scleroderma
  • Systemic Lupus Erythematosus

The Rheumatology practice is open 4 days per week

  • Direct Appointments Line: 410-448-6398
  • Physician Referral and Consultation: 1-800-373-4111

For More Information:

For more information or to make an appointment, please call 410-448-6398 or 1-800-373-4111 (physicians).