Diane O'Meara joined Austin Gastroenterology in July 2008 after moving to Austin from Salt Lake City, Utah. She is the hospital-based Physician Assistant for the Central Office and works with all seven Central Office physicians, at three Austin Hospitals: Seton Medical Center, Austin Heart Hospital, and Cornerstone Hospital.

Diane previously worked as a surgical PA for a liver, kidney, pancreas transplant and hepatobiliary surgery team at Intermountain Medical Center in Salt Lake City. Diane undertook her Physician Assistant studies at the University of Utah PA Program and graduated with a Master of Physician Assistant Studies degree in August 2007.

Prior to becoming a PA, Diane spent four years at Legacy Health System in Portland, Oregon, as a Clinical Research Coordinator for kidney transplant, trauma, and pediatric clinical trials. She also earned a Master of Science degree in Viral Immunology from Oregon Health and Science University, where she was involved with the research of T lymphocyte responses to cytomegalovirus. Diane earned a Bachelor of Science degree in Biology from Colorado State University in Fort Collins, Colorado.

Diane is certified through the National Commission on Certification of Physician Assistants, and is licensed through the Texas Medical Board. She maintains memberships with the American College of Gastroenterology, American Academy of Physician Assistants, Texas Academy of Physician Assistants, and Central Texas Physician Assistant Society.