Dr. Phong Nguyen, MD

Dr. Nguyen is one of the friendly and skilled doctors at Northern Virginia Center for Arthritis. He is Board Certified in Internal Medicine and Rheumatology. His interest in medicine is deeply rooted in his admiration for his father, who is also a physician. Dr. Nguyen graduated with honors for his undergraduate studies at the University of Florida. He completed his medical education at Eastern Virginia Graduate School of Medicine and Rheumatology fellowship at Georgetown University Hospital in Washington, D.C.

Since 1990, Dr. Nguyen has been practicing Rheumatology in Northern Virginia. He has dedicated his career to caring for patients with rheumatologic and autoimmune disorders. Also, Dr. Nguyen has participated and conducted numerous research clinical trials and has been a keynote speaker in the field of rheumatoid arthritis and osteoporosis.

Recognized as a top physician in his field by the Washingtonian, Northern Virginia magazine, and Consumer’s CHECKBOOK™, Dr. Nguyen is also noted to be the best physician in the Northeast and America’s Who’s Who survey for top physician. Most notably, he has received the Patients’ Choice Award for top rheumatologist.

Dr. Claudia Saba, MD

Dr. Saba attended medical school at University of Damascus. She completed her Internal Medicine internship and residency at Mount Carmel Medical Center in Columbus, Ohio, where she was Chief Resident. She completed her Rheumatology fellowship at Georgetown University Hospital in Washington, D.C. Dr. Saba is Board Certified in Rheumatology.

Dr. Saba is a former President of the Virginia Society of Rheumatology. She has received 8 Washingtonian Top Doctors awards.

Dr. Alexia Gospodinoff, MD, FACR

Dr. Gospodinoff completed her Rheumatology subspecialty training in 1998 at Georgetown University in Washington, D.C. She completed her residency in Internal Medicine at Barnes Jewish Hospital at Washington University in St. Louis, Missouri. She is board certified in Internal Medicine and Rheumatology and fluent in English and Spanish.

Dr. Gospodinoff has been on staff as a rheumatologist with NVCA since 2003. Prior to this, she held a position at Kaiser Permanente™ in the D.C. Metro Area. She was also their director of the Bone Health Program for Osteoporosis. She has been recognized as a top physician by several entities, including Washingtonian, Northern Virginia magazine, and Guide to America’s Top Physicians. She is an active member of numerous organizations such as the Arthritis Foundation, American College of Physicians, and American College of Rheumatology.

Dr. Gospodinoff strives to provide state of the art, personalized, and compassionate diagnosis and care for a broad range of rheumatologic conditions.

Northern Virginia Center for Arthritis

Northern Virginia Center for Arthritis has been providing rheumatologic care to patients in the Northern Virginia area for over twenty years. All of our physicians are Board Certified in Rheumatology and dedicated to providing comprehensive, compassionate, and quality care to their patients. Our practice is committed to helping patients understand and manage their rheumatology care. We have three office locations to assist in your care. Each location includes an Infusion Center and Laboratory Facilities. The Reston location also offers Bone Density Testing, X-Ray Facilities, and Ultrasound.

Mission Statement: Our specialty is in Arthritis and Autoimmune Inflammatory Diseases. Our physicians pride themselves in providing the highest quality of rheumatology care possible.

Physician Assistants

Kelly Mitchell, P.A. – Kelly joined our practice from Boulder, Colorado. She has a bachelor’s degree in Molecular, Cellular, and Developmental Biology from the University of Colorado. She joined the Colorado School of Medicine Colorectal Cancer Research Team and investigated new chemotherapy agents. Kelly then transitioned to the University of Colorado Cancer Center and worked as a Clinical Trials Coordinator for Breast Cancer Clinical Trials. After working with cancer patients, she pursued her Master of Medical Science in Physician Assistant Studies at NOVA Southeastern University in Fort Lauderdale. She graduated with highest honors at the top of her class. Kelly moved to Northern Virginia in 2015 and joined our practice shortly after. Kelly has a passion for autoimmune diseases and working with her patients to find the best individualized treatment plans. She takes real interest in osteoporosis and bone health as well as osteoarthritis.

Monica Gonzalez-Cejo

Caitlin Fortune

Lindsay Tom

Northern Virginia Center for Arthritis


1860 Town Center Dr. #130
Reston, Va. 20190
Phone: (703) 689-2050
Fax: (703) 689-2080

3301 Woodburn Rd. #304
Annandale, Va. 22003
Phone: (703) 573-0130
Fax: (703) 573-6958

19450 Deerfield Ave. #445
Leesburg, Va. 20176
Phone: (703) 858-7222
Fax: (703) 858-7224


All of our physicians are Board Certified in Rheumatology.