Steven A Maier, MD

Daniel Chan, MD, practices family medicine. Dr. Chan earned his medical degree from Loma Linda University School of Medicine. He completed his internship and residency at Arrowhead Regional Medical Center in Colton. Dr. Chan enjoys the personal interaction of helping his patients achieve their best possible health. In his spare time, he enjoys skiing, traveling, music and volunteering in his community. In addition to English, Dr. Chan speaks Cambodian and Spanish.

Optum physicians are committed to meeting your health care needs. Optum believes that important health care decisions should be made between you and your physician. Our physicians value the freedom that comes with independence, so Optum encourages its physician partners to make health care decisions in collaboration with you. We believe that together, you and your Optum physician can arrive at the best decisions for your treatment and care.