Meet the Cancer & Blood Disorders Team

At Nicklaus Children's Hospital, our pediatric cancer physicians and nurses specialize in patient and parent driven care and giving hope to the children. We are accredited by the American College of Surgeon's Commission on Cancer, FACT, and the ANCC Magnet Program.

Pediatric Oncologists


Enrique A Escalon, MD

Director, Division of Hematology/Oncology

Primary Office: Miami

Practice Name: Kidz Medical Services, Inc.

Clinical Interests: Histiocytosis, hematology


Athena C Pefkarou, MD

Director, Sickle Cell Anemia Program

Primary Office: Miami

Practice Name: Kidz Medical Services, Inc.

Clinical Interests: Sickle cell disease


Haneen Y Abdella, MD

Director, Survivorship Program

Primary Office: Miami

Practice Name: Kidz Medical Services, Inc.

Clinical Interests: Late effects of cancer in children


Maggie Eidson Fader, MD

Director, Sarcoma & Solid Tumors Program

Primary Office: Miami

Practice Name: Kidz Medical Services, Inc.

Clinical Interests: Sarcoma, palliative treatment


See all Pediatric Hematology-Oncologists on the Nicklaus Children's Hospital medical staff.

Pediatric Neuro-Oncologists


Ziad A Khatib, MD

Vice President of the Medical Staff
Director, Neuro Oncology Program

Primary Office: Miami

Practice Name: Kidz Medical Services, Inc.

Clinical Interests: Pediatric brain tumors, neuro-oncology, pediatric cancer treatment, chemotherapy, glioma


Ossama M Maher, MD

Associate Director, Neuro-Oncology Program
Associate Medical Director, Bone Marrow Transplant Program

Primary Office: Miami

Practice Name: Kidz Medical Services, Inc.

Clinical Interests: Medulloblastoma, germ cell tumors, gliomas and stem cell transplant for brain tumors.


Pediatric Neurosurgeons

Our neurosurgery team works with other pediatric specialists at Nicklaus Children’s to establish an accurate diagnosis, develop a specialized treatment plan and provide comprehensive treatment to all patients.


John Ragheb, MD

Chief, Department of Surgery
Director, Division of Neurosurgery

Primary Office: Miami

Additional Offices: Aventura, Naples

Clinical Interests: Neurosurgery, neurotrauma, brain tumors, spina bifida, tethered spinal cord, congenital anomalies


Gregory W Hornig, MD

Pediatric Neurosurgeon

Primary Office: Miami

Additional Offices: Boynton Beach, Naples, Palm Beach Gardens

Clinical Interests: Hydrocephalus, epilepsy, spasticity, trauma and brain tumors


Toba N Niazi, MD

Medical Director, Neuro-Oncology Surgical Services

Primary Office: Miami

Clinical Interests: Brain and spinal cord tumors, cerebral palsy, spasticity and movement disorders, complex congenital or traumatic spinal disorders


Shelly Wang, MD

Pediatric Neurosurgeon

Primary Office: Miami

Additional Office: Palm Beach Gardens

Clinical Interests: Epilepsy, hydrocephalus, congenital and developmental anomalies of the central nervous system, as well as neurotrauma


Heather McCrea, MD

Pediatric Neurosurgeon

Primary Office: Miami

Practice Name: UM - Department of Neurosurgery

Additional Office: Miami

Clinical Interests: Brain tumors, hydrocephalus, neurotrauma, congenital and developmental anomalies of the central nervous system


See all Pediatric Neurosurgeons.

Stem Cell Transplant


Jorge Ricardo Galvez Silva, MD

Medical Director, Bone Marrow Transplant Program

Primary Office: Miami

Practice Name: Kidz Medical Services, Inc.

Clinical Interests: Blood and marrow transplant, stem cell transplant, acquired and inherited bone marrow failure syndrome, metabolic conditions in children.


Ossama M Maher, MD

Associate Director, Neuro-Oncology Program
Associate Medical Director, Bone Marrow Transplant Program

Primary Office: Miami

Practice Name: Kidz Medical Services, Inc.

Clinical Interests: Medulloblastoma, germ cell tumors, gliomas and stem cell transplant for brain tumors.


Neuroradiologists


Nolan R Altman, MD

Director, Department of Radiology

Primary Office: Miami

Clinical Interests: Neuro-congenital malformations, metabolic diseases, vascular malformations, pediatric neuroradiology


Matthew David Hall, MD

Radiation Oncologist

Primary Office: Miami

Clinical Interests: cancer treatments with radiation therapy, minimizing long-term side effecs.


Cancer Center Nursing Team

  • Lilliam Rimblas, RN BSN CPN CPHON - Nurse Coordinator, Sarcoma and Solid Tumor Program
  • Debbie Hill-Rodriguez, MSN, MBA-HMA, APRN, NE-BC - Clinical Nursing Director, 6 Tower
  • Jennifer Prieto, MSN, APRN, FNP-BC, BMTCN - BMT Program Coordinator
  • Maylin Garcia, MSN, APRN, FNP-BC - BMT Nurse Practitioner
  • Ana Diaz, APRN
  • Patricia Tavio, APRN
  • Patricia Tavio, NP
  • Dania Vasquez, MSN, APRN
  • Sofia Miranda, APRN
  • Vanessa Vigo, APRN
  • Jennifer Ruano, RN
  • Daniella Mora, RN

Child Life Specialists

  • Elizabeth Fitzgibbons, CCLS
  • Maria Gaby Maggi, CCLS

Dietitian

  • Olguyne Fernandez-Fraga, RD

Social Workers

  • Tiffany Gallart
  • Stephanie McGuinness

Clinical Educators

  • Michelle Burke, MSN, APRN, CPN, CPON
  • Sarah Taylor, BSN, RN, CPON

Administrative Staff

  • Peggy Townsend, RN - Service Line Administartor
  • Claudia Vargas - Neuro-Oncology Coordinator
  • Gema Midence - Quality and Accreditation Coordinator
  • Staci Mendieta - Physician Administrative Assistant

 A physician identified with a Nicklaus Children’s Pediatric Specialists logo is an employee of Nicklaus Children's Health System. All other physicians listed on the website are in private medical practices.