Best Diaphragmatic and Hiatal Hernia Doctors in Tustin, CA

Dr. Swaminadhan Gnanashanmugam, MD is a Cardiothoracic Surgery Specialist who practices in Long Beach, CA. He has been practicing for 17 years. Dr. Swaminadhan Gnanashanmugam, MD is affiliated with MemorialCare Orange Coast Medical Center.

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Dr. Lam's story is one of great courage, perseverance, and human spirit. Accompanied by an aging grandmother, he and his three siblings escaped Vietnam in 1981. They arrived in the U.S. knowing no English, and yet seven years later, young Tuan graduated from high school as Valedictorian and was accepted at Yale College. His parents were eventually able to join the family here, and he could finally devote full concentration to his medical studies.Outside the office, Dr. Lam treasures spending time with his family, whether just relaxing or traveling. He is also a fan of astronomy, gardening and bicycling. As a specialist, Dr. Lam may not be selected as a primary care physician. Dr. Lam accepts patients age 18 and over. MemorialCare Medical Group is an award-winning team of health care professionals dedicated to providing quality, compassionate care to communities in southern Los Angeles and Orange counties. Addressing the needs of patients of all ages, MemorialCare Medical Group offers a broad scope of multi-specialty services, including primary care, specialty and ancillary care, outpatient surgical services, imaging services and urgent care. When you choose one of our trusted doctors, you're choosing experience. MemorialCare Medical Group has the tools, teams and compassion it takes to support you through all stages of life.

Dr. William E. Karnes is a board-certified UCI Health gastroenterologist who specializes in disorders of the gastrointestinal tract, including colorectal cancer screening, gastrointestinal reflux disease (GERD), swallowing disorders, irritable bowel syndrome, peptic ulcers and esophageal disorders. He performs colonoscopies, upper endoscopies and capsule endoscopies, and treats gastrointestinal bleeding, chronic diarrhea, constipation, bloating and bacterial problems in the small intestines. Karnes earned his medical degree from the University of Minnesota Medical School in Minneapolis, where he completed a residency in internal medicine. He went on to complete a fellowship in molecular biology at Mayo Clinic in Rochester, Minn., and a fellowship in gastroenterology at the University of California, Los Angeles. His research interests include colon cancer screening, risk assessment for colon cancer and artificial intelligence-assisted colonoscopy. He also conducts translational research on colon cancer prevention, with an emphasis on regular colorectal screening, especially among patients and families with a genetic risk for developing the disease.