Directions to AdventHealth Medical Group Oncology and Hematology at East Orlando AdventHealth Medical Group Oncology and Hematology at East Orlando 7975 Lake Underhill Road Suite 220B Orlando, FL 32822 Directions to AdventHealth Medical Group Oncology and Hematology at East Orlando AdventHealth Medical Group Oncology and Hematology at East Orlando 7975 Lake Underhill Road Suite 220B Orlando, FL 32822 Call AdventHealth Medical Group Oncology and Hematology at East Orlando at407-303-6772