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. Amy B. Witman is a physician based out of San Diego, California and her medical specialization is Internal Medicine. She practices in San Diego, California and has the professional credentials of M.D.. The NPI Number for Dr. Amy B. Witman is 1679670327 and she holds a License No. G77904 (California). Her current practice location address is 3811 Valley Centre Dr, , San Diego, California and she can be reached out via phone at 858-764-3345 and via fax at --.