what kind of doctor is internal medicine?
Doctors of internal medicine, commonly known as internists, treat and diagnose a variety of illnesses and conditions of the body's major organ systems.General internal medicine is considered a primary care specialty, and internists can serve as the main medical caregiver to almost any patient.There are also 16 board-certifiable subspecialties within internal medicine, making it one of the broadest fields of non-surgical medicine.eneral internal medicine is considered a primary care specialty, and internists can serve as the main medical caregiver to almost any patient. There are also 16 board-certifiable subspecialties within internal medicine, making it one of the broadest fields of non-surgical medicine.