Dr. Lena Wu Rivas attended medical school at Pontifica Universidad Catolica Madre y Maestra in Santiago, Dominican Republic. After medical school, she worked for 3 years seeing diabetic patients in the Patronato de La Lucha Contra La Diabetes in her city Santiago, where she focused on treating type 1 and 2 diabetic patients. She completed her internship and residency at the Hospital of St. Raphael in New Haven, CT and she became chief medical resident at the same hospital after her residency. Dr. Wu Rivas is board certified in internal medicine. She has privileges at the Milford Hospital and Yale New Haven Hospital. She is also an Assistant Clinical Professor in the Department of Medicine at the Frank H. Netter, MD School of Medicine at Quinnipiac University.