Eran Duzman, MD

Dr. Eran Duzman grew up in Irvine. He attended University High school where he graduated with honors and gained early admission into the University of California Irvine. Dr. Duzman attended UC Irvine where he obtained a bachelors degree in biological sciences and won several research awards. Dr. Duzman then attended New York medical College where … Continued

Lisa N. Abaid, MD

Lisa N. Abaid, M.D., MPH, FACOG, FACS, is a gynecologic oncologist in Newport Beach and co-director of Gynecologic Oncology. She is also co-director for Hoag’s Breast & Ovarian Cancer Prevention Program. As such, she assists in developing and guiding treatment regimens tailored to “previvors,” women who have tested positive for a genetic mutation that increases … Continued

Madhu R. Agarwal, MD

Don T. Bui, MD

“Urology is unique in many respects. It is a diverse surgical specialty and early adopter of leading-edge technology such as the daVinci® robot. However, what makes urology the most satisfying specialty to me is the combination of surgical procedures with a rich office component that allows long continuity of care. I maintain a relaxed and … Continued

Jeremy S. Smith, MD

Dr. Jeremy Smith is HOI’s Division Chief of Spine Surgery. He is fellowship trained in Orthopaedic Spine Surgery, specializing in the cutting-edge treatment of degenerative spinal conditions. Dr. Smith also has significant interest in the treatment of spinal trauma, particularly spinal cord injury and has made significant laboratory and clinical contributions that have advanced the … Continued

Richard E. Holevas, MD

Our practice here at Orange Coast Urology is different from other urology practices primarily based on our attention to detail. We offer our patients a great experience. With a highly qualified and experienced physician, a solid relationship with one of the finest west coast-based hospitals in the area through Hoag Hospital, and an attentive, responsive … Continued

Bruce F. Friedman, MD

Bruce F. Friedman M.D., is a board certified Allergist who specializes in the diagnosis and treatment of asthma and allergic disorders in children and adults. He has been in private practice in Orange County since 1986. Dr. Friedman has held an academic teaching position since 1986, presently serving as Clinical Professor of Medicine at University … Continued

Paul J. Korc, MD

Paul J. Korc, M.D. serves as medical director of the Hoag GI Lab and is a board-certified gastroenterologist with fellowship training in advanced endoscopic procedures. After completing his residency and fellowship at USC, he went on to spend a year at Indiana University, one of the nation’s top programs for biliary and pancreatic disorders. There, … Continued

Christopher Marker, DO

Christopher H. Yian, MD

Dr. Christopher Yian earned his undergraduate and medical degrees from the University of Michigan Integrated Premedical-Medical Program. He graduated with numerous awards including Phi Beta Kappa and Alpha Omega Alpha medical honors society. He completed his surgical internship and residency training in Otolaryngology at Washington University in St. Louis, MO. By having an extensive background … Continued