Physicians

William F. Buchner, Jr., M.D.

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Dr. Buchner opened Gastrointestinal Associates of Cleveland, P.C. in 1992.  Dr Buchner received his Doctor of Medicine degree from the University of Tenneessee in Memphis.  He performed a fellowship in gastroenterology in Temple, Texas at Scott and White Memorial Hospital.  Dr. Buchner is Board Certified in internal medicine and gastroenterology with the American Board of Internal Medicine.  

Paul A. Brundage, D.O.

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Dr. Brundage has been with Gastrointestinal Associates of Cleveland, P.C. since 2006.  Dr. Brundage received his Doctor of Osteopathy degree from the Western University of Health Sciences (COMP).  He performed a fellowship in Gastroenterology at Brooks Army Medical Center in Fort Sam Houston, Texas.  Dr. Brundage served 10 years with the United States Army Medical Corp.

Advanced Practitioners

Shelia A. Trew, C-FNP

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Shelia has been with Gastrointestinal Associates of Cleveland, P.C. since 2001.  Ms. Trew received her nursing degree from Cleveland State Community College in 1979, her B.S. from Southern College in 1983 and her MSN in 1999 from the University of Tennessee at Chattanooga.  She is Board Certified through the American Nurses Credentialing Center Association.  Shelia previously worked at Erlanger Medical Center for more than 20 years.   

Kelli L. Noble, FNP-C

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Kelli joined Gastrointestinal Associates of Cleveland, P.C. in 2014.  Ms. Noble received her nursing degree from the University of Tennessee at Knoxville in 1993 and her MSN from Southern Adventist University.  She is Board Certified through the American Academy of Nurse Practitioners.  Kelli previously worked at St. Thomas Hospital in Nashville for 5 years, as well as Erlanger Medical Center for 12 years.  She has also worked at Skyridge Medical Center.

Kari A. Williams, FNP-C

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Kari joined Gastrointestinal Associates of Cleveland, P.C. in 2018.  Ms. Williams received her nursing degree from the University of Tennessee at Chattanooga in 1999, as well as her MSN in 2003.  Ms. Williams previously worked in Mississippi and West Tennessee as a Nurse Practitioner.  She has worked in Gastroenterology for approximately 14 years.  She is Board Certified through the American Academy of Nurse Practitioners.