A Medicare Supplement (Medigap) policy is health insurance sold by private insurance companies to fill the gaps in Original Medicare Plan coverage. Medigap policies help pay some of the health care costs that the Original Medicare Plan doesn't cover.
Internal Medicine encompasses the care of all adults, healthy and sick. Internists (as all doctors who complete an internal medicine residency are called) can be generalists or subspecialists, like cardiologists or rheumatologists. If you choose not to subspecialize, you are known as a General Internist.
internist. noun inÂ·terÂ·nist \Ëin-ËtÉr-nist\. Tweet. medical: a doctor who specializes in diseases that do not require surgery: a doctor who specializes in internal medicine.ull Definition of INTERNIST. : a specialist in internal medicine. See internist defined for English-language learners. See internist defined for kids. ADVERTISEMENT.