DEFINITION of 'Preferred Provider Organization â PPO'. A type of health insurance arrangement that allows plan participants relative freedom to choose the doctors and hospitals they want to visit.
Dr. David M Keith, MD has a medical practice at 429 East Main Street, Union, SC 29379. Currently, Dr. David M Keith specializes in family practice in Union area and has over 42 years of experience in the field of medicine. He graduated from Medical University Of South Carolina College Of Medicine with his medical degree in 1976.
Dr. Timothy K Duffin is a physician based out of Clarksville, Tennessee and his medical specialization is Urology. He practices in Clarksville, Tennessee and has the professional credentials of MD. The NPI Number for Dr. Timothy K Duffin is 1144291527 and he holds a License No. 26846 (Tennessee). His current practice location address is 1762b Memorial Dr, Suite 203, Clarksville, Tennessee and he can be reached out via phone at 931-553-2800 and via fax at 931-553-0664.