Dr. Rattes is a board-certified internal medicine physician, specializing in cardiology. He completed his medical degree at Faculdade de Medicina da Universidade de Minas Gerais in Belo Horizonte, M.G., Brazil. Dr. Rattes completed one internal medicine residency at Hospital das Clinicas da U.F.M.G in Belo Horizonte, M.G. Brazil. He completed an internal medicine residency and a cardiology residency in Ottawa, Ontario at Ottawa Civic Hospital.