Dr. Lim is a specialist in internal medicine, with a special interest in caring for the health of seniors. He strongly encourages his patients to participate in preventative health screenings so that any health problems can be detected and treated in the early stages when they are easy to manage.

Dr. Lim received his medical degree from Far Eastern University in Manila, Philippines, in 1986. He is a member of the American Medical Association, the American College of Physicians, and the American Geriatrics Society. He is a Certified Diplomate of the American Board of Internal Medicine. Dr. Lim also speaks Chinese and Tagalog.

Dr. Lim is on staff at both of John C. Lincoln's Phoenix hospitals: John C. Lincoln North Mountain Hospital and John C. Lincoln Deer Valley Hospital.