Chattanooga Research & Medicine (CHARM), is a multi-specialty research center dedicated to the conduct of phases II-IV clinical trials. CHARM is located in the heart of Chattanooga's Medical community, within The Diagnostic Center, located at 2205 McCallie Avenue, Suite 301, Chattanooga Tennessee.
CHARM was founded by Dr. Eugene H. Ryan in 2007. We are committed to providing the utmost in patient care and providing accurate, sound data.
Eugene H. Ryan, MD, Pharm. D.
Medical Director / Primary Investigator
Board Certified Internal Medicine
Dr. Ryan has practiced medicine for over 30 years in Chattanooga after serving in the
US Army as a physician. He also has over 10 years experience in Clinical Research, founding
CHARM in 2007. Our logo and love of green comes from his Irish heritage.
Medical Director / Primary Investigator
Board Certified Internal Medicine
Dr. Ryan has practiced medicine for over 30 years in Chattanooga after serving in the
US Army as a physician. He also has over 10 years experience in Clinical Research, founding
CHARM in 2007. Our logo and love of green comes from his Irish heritage.