Skip to content

Dr. William Ergen Joins Gastrointestinal Associates




Dr. William Ergen recently joined Gastrointestinal Associates, one of the Southeast’s leading GI practices.

“Dr. Ergen is the perfect fit for our patients and our physicians,” said Jeff Dew, CEO of Gastrointestinal Associates. “He shares our team’s commitment to excellence, and his research has focused on delivering the highest quality of care with endoscopic procedures.”

A native of Knoxville, Tennessee, Ergen received his bachelor’s degree in history from the University of Virginia and earned his Doctor of Medicine degree at the University of Tennessee College of Medicine. He completed his internship and residency in internal medicine at Vanderbilt University Medical Center and his fellowship in gastroenterology and hepatology at the University of Alabama at Birmingham.

Ergen has researched quality improvement in colonoscopy and video capsule endoscopy. He is trained in the broad specialty of gastroenterology and hepatology with a focus on inflammatory bowel disease and colon cancer prevention. He is board certified in internal medicine by the American Board of Internal Medicine (ABIM) and board eligible in gastroenterology.

Ergen is a member of the American College of Gastroenterology (ACG), American Society for Gastrointestinal Endoscopy (ASGE) and American Gastroenterological Association (AGA).

Ergen is married to Dr. Elizabeth Ergen, and the couple reside in Knoxville with their two children. His hobbies include running, cycling, hiking, movies and UT sports.

More Stories

  • Editors Letter

    I am pleased to share with you our October edition, devoted to celebrating Leading Ladies; women who are making a difference in Knoxville and beyond. These are women leading in boardrooms, hospitals, businesses and nonprofits. They are innovators and visionaries, mentors and caregivers, advocates and trailblazers.  Read More
  • Old Gray Cemetery Dedicates New Flagstaff in Honor of Frank and Gaines Pittenger

    On Sunday, September 14, family, friends, and community members gathered at Old Gray Cemetery for the dedication of a new flagstaff donated by the Pittenger family. The gift honors the memory of Frank Pittenger and celebrates the service of Gaines Pittenger, both of whom served as chairmen of Old Gray Cemetery for a combined 20 years. Read More
  • Knoxville Founders Launch Free Event App “OutThere” to Reconnect Communities

    Three University of Tennessee graduates have launched OutThere, a new event app built to help people rediscover what their community has to offer—from finding a new hobby, to making new friends or simply getting out of their house.  Read More
  • Covenant Health Knoxville Marathon continues and expands contribution to community

    Organizers of the Covenant Health Knoxville Marathon announce a continued and expandedcommitment in 2026 to the Patricia Neal Innovative Recreation Cooperative (IRC) as CovenantHealth demonstrates its ongoing dedication to Knoxville’s premier community health event.Covenant Health, the largest healthcare system and top employer in Knoxville, has committedonce again to support the multifaceted racing event in 2026, marking its 22nd year, both as titlesponsor and for the event overall. Read More