We found 1 provider named 'Guillermo Vergara' nationally.
Dr. Guillermo Nunez-Vergana practices general internal medicine. After attending National University of San Marcos for medical school, he completed his residency training at St. Barnabas Hospital, Bronx. Dr. Nunez-Vergana takes United Healthcare Compass, United Healthcare Navigate, United Healthcare HSA, and more. He speaks Spanish. He is professionally affiliated with South Lake Hospital.