David F. Antezana, MD

Qian Leng, MD, MPH, is a board-certified internal medicine physician with Providence Medical Group-Northeast. She also is trained in acupuncture and as a certified yoga and Pilates instructor, and incorporates all of these into her holistic approach to medicine. “It’s an honor to be included in people’s lives in this close-up role as their doctor,” she says. Dr. Leng cares for people of all backgrounds, including LGBTQ+ individuals, immigrants, and people of color. A graduate of the University of Arizona, she earned her medical degree and master’s degree in public health at Harvard Medical School, and completed her internship and residency at Oregon Health & Science University. Dr. Leng speaks Mandarin Chinese, Spanish and English.

Dr. Sarah Lipton is a board-certified physician specializing in rheumatology in Portland, OR. She graduated from University of Connecticut in 2005.

Dr. Andrew D. Rontal is a board-certified neurologist in Portland, OR. He received his residency training in neurology at Oregon Health and Science University as well as specialized fellowship training in vascular/stroke neurology. His time is divided equally as a general neurologist and as a stroke specialist.