Dennis Borrero Ramos, MD, FAAP, is board certified and fellowship-trained in pediatric hematology and oncology with advanced expertise in pediatric bone marrow transplantation. He specializes in treating patients with chronic blood disorders as well as those who have experienced a stroke or been diagnosed with tumors or seizures. Dr. Borrero received his medical degree from Universidad Central del Caribe School of Medicine in Bayamón, Puerto Rico. He was named Chief Resident in pediatrics during the completion of his residency at the Pediatric University Hospital in San Juan, where he also undertook his advanced fellowship training