Find National Provider Identifier (NPI) Number of Internal Medicine Doctors in O Fallon. NPI is a 10-digit identification number which is issued to health care providers by the Centers for Medicare and Medicaid Services (CMS) in the United States (US). You can also find mailing address, contact information and other necessary information of all Internal Medicine Doctors in O Fallon.

Definition of Internal Medicine - A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
Just simply click on the name of the doctor whose details you want to know from the below list.