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.
Keith Brian Alexander (born December 2, 1951) is a retired four-star general of the United States Army who served as Director of the National Security Agency (DIRNSA), Chief of the Central Security Service (CHCSS) and Commander of the United States Cyber Command.