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8110 Gatehouse Road, Falls Church, VA 22042


Robert B Chao, MD

A member of Inova Medical Group
The doctors of Inova Medical Group are Inova’s premier primary care and specialty physicians, offering top-notch medical expertise, full access to Inova facilities, and the convenience of integrated electronic medical records.
Robert Chao, MD


Board-certified specialties granted by an ABMS Member Board. Learn more about board certification.
Rheumatology, Internal Medicine

Years of Experience





English Mandarin
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About Robert Chao, MD

Dr. Robert Chao is a specialty care physician board certified in rheumatology and internal medicine. He joined Inova Health System in 2020 and has been practicing since 2014.

Prior to joining Inova, Dr. Chao was at the University of California San Diego. He has a special interest in treating seronegative spondyloarthropathies such as psoriatic arthritis, ankylosing spondylitis and reactive arthritis.

Dr. Chao enjoys working as a team with the patient and other providers to treat the patient's rheumatologic problem collaboratively. He believes early treatment can retain maximum function and improve quality of life in patients with arthritis and other autoimmune diseases.

Dr. Chao currently resides in Northern Virginia with his wife and their spoiled cat, Dany. He works closely with the American College of Rheumatology to advocate for rheumatology patients and the rheumatology community through federal and state legislation. In his spare time, he enjoys cooking and traveling.


  • American College of Rheumatology Advocacy – Advocates for Arthritis


Chao R, Kavanaugh A. Psoriatic Arthritis: Newer and Older Therapies. Curr Rheumatol Rep. 2019;21(12):75. Published 2019 Dec 21. doi:10.1007/s11926-019-0866-1.

Chao R, Purat N, Das M, Efthimiou P. 14-3-3eta Positivity Is Associated with Higher Rheumatoid Arthritis Disease Activity Measured by Multi-Biomarker Disease Activity Assay. Annals of Rheumatic Diseases ARD. 2018; doi: 10.1136/annrheumdis-2018-eular.1836.

Puri N, Arefiev Y, Chao R et al. Heme Oxygenase Induction Suppresses Hepatic Hepcidin and Rescues Ferroportin and Ferritin Expression in Obese Mice. Journal of Nutrition and Metabolism. 2017; doi: 10.1155/2017/4964571.

Chao R, Das M. Skin Involvement in Systemic Sclerosis. International Journal of Clinical and Medical Images. 2017; 4(1): 538. Chao R, Das M, Philip C, & Efthimiou P. Oxygen Dependent Antisynthetase Syndrome Associated Interstitial Lung Disease Responds Promptly to Rituximab with Rapid Pulmonary Function Improvement. Mediterranean Journal of Rheumatology. 2017; 28(3): 56-59.

Chao R, Ivanov A, Efthimiou P. Cardiac Magnetic Resonance Imaging of Cardiac Amyloidosis. Journal of Clinical Rheumatology. 2019; 25(5): 59-60.


Medical Education

St. George's School of Medicine 2014


Weill Cornell Medical College
Training Specialty: Internal Medicine
7/1/2014 - 06/30/2017


University of California San Diego
Training Specialty: Rheumatology
7/1/2018 - 06/30/2020

Board Certification

Rheumatology, Internal Medicine

Hospital Affiliation

Patient Reviews

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Inova Physician Referral Services

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This referral service is sponsored by Inova. Only physicians with appropriate medical staff privileges at an Inova affiliated hospital may participate. There is no charge or fee to you or for the participating physician for our service. Physician participation is voluntary.

Physician referrals will be based on your referral needs and preferences of location, specialty, and rotation availability of the physician.

The physicians on our referral panel are independent practitioners or physician employees. The independent practitioners are not employees, agents or representatives of Inova and are solely responsible for their provision of medical care to you.