DR. HELDER HERNÁNDEZ RIVERA - Directorio Médico directorio-medico > name > helder-hernandez-rivera DR. HELDER HERNÁNDEZ RIVERA - Directorio Médico DR. HELDER HERNÁNDEZ RIVERAElectrofisiologíaMAYAGÜEZ MEDICAL CENTERWork Phone: 787-432-8161workWork Phone: 787-692-3092workWork Fax: 787-844-2545workfax