Justin Peng, MD, FACP, FACR, RhMSUS

Justin Peng, MD earned a B.S. degree in Physiological Science from the University of California at Los Angeles (UCLA), CA, and he received his Medical Degree from Boston University School of Medicine.  Dr. Peng completed his Internship and Residency in Internal Medicine at Georgetown University Hospital in Washington, DC, then completed his Rheumatology Fellowship at UCLA. 

Dr. Peng has a diverse research, employment, and extracurricular background. Between earning his bachelor’s and master’s degrees, he was an Emergency Medical Technician (EMT) for UCLA Medical Center. While in Boston, he served as a CityLab Educator, working as a teacher in a biotechnology laboratory designed to teach high school students research techniques. Before completing his fellowship, he worked as a physician at INOVA Urgent Care. His extracurricular activities have included leading a team of U.S. medical students to teach English at Shanghai 2nd Medical University and working in medical missions in Nicaragua. During fellowship, he was also involved in drafting the ACR guidelines for the management of lupus nephritis.

Dr. Peng has co-authored numerous publications in rheumatology and has been the recipient of multiple awards, including the 2016 Marriot Lifetime Achievement Award in the field of Rheumatology. He is regularly recognized as an outstanding specialist “Top Doctor” in Rheumatology in Washingtonian, Northern Virginia, and Arlington Magazines. He was also the 2016 Arthritis Foundation’s Walk to Cure Arthritis Medical Honoree and has appeared on Good Morning Washington. 

He is board certified in Internal Medicine and Rheumatology and is a fellow member of the American College of Physicians and the American College of Rheumatology. He is also certified in Rheumatologic Musculoskeletal Ultrasonography (RhMSUS).  He enjoys using his skills to help patients get back to doing the things they enjoy most.

Dr. Peng practices all areas of rheumatology, and his interests include systemic lupus, rheumatoid arthritis, psoriatic arthritis, osteoarthritis, gout, and the use of musculoskeletal ultrasound.  When not practicing Rheumatology, he enjoys spending time with his 4 young active boys, and his wife who is a pediatrician.  He also enjoys exercise, music, and playing various sports including tennis, basketball, snowboarding, biking, and fishing.

Accepting patients at our Washington D.C. and Fairfax facilities. The minimum age group accepted is 16 years.

“Dr. Peng is a very good listener. He gives you options regarding the care you receive. I have been with him for 4 years and I walk out of his office with the feeling that I was heard and that we have a plan. A very excellent doctor.”

Linda W.

Weekly Schedule:

Physician Profile: Meet Dr. Peng

Verified Patient Reviews

The following ratings and comments are based on verified patient experiences collected by an independent third-party survey vendor after each patient visit and reflect each patient's own views and opinions.