Dr. Mejia received his medical degree in Colombia and completed residencies both in Colombia and at Mt. Sinai Hospital in Chicago. "I chose to specialize in internal medicine because I enjoy working with patients and their medical needs throughout their life" he says. Dr. Mejia has a special interest in obesity and diabetes particularly in the Mexican-American community. In his spare time, he enjoys painting with oil on canvas. Dr. Mejia is fluent in Spanish.