Our Team

Our multidisciplinary team of physicians and staff sees patients for initial treatment and ongoing care. Experts in pediatric oncology, pediatric surgery, cell and gene therapy including stem cell transplant, radiation oncology, pediatric anesthesia, pharmacology, social work, child life and the full complement of pediatric subspecialty services put a strong focus on family-centered care and emotional support for both the child and the family.


Dr. Karen Rabin is Director of the Leukemia Program. Her clinical interests include acute lymphoblastic leukemia (ALL) and acute myeloid leukemia (AML). Her research interests focus on prognosis, management, and genomics of ALL, with special interests in ALL in children with Down syndrome; and … read more
Phone: 832-824-4213


Terry Armstrong is a pediatric nurse practitioner and certified pediatric oncology nurse (CPON) at Texas Children’s Cancer Center. She has been a dedicated nurse with over 16 years of experience and has hematology-oncology experience in a variety of inpatient and outpatient settings. As an… read more
Phone: 832-822-4242
Dr. Juan Carlos Bernini is a pediatric hematologist-oncologist located at the Vannie Cook Children's Cancer Clinic. The clinic is located in McAllen, Texas and serves pediatric cancer patients, as well as patients with childhood blood disorders. The clinic provides cancer and blood disorder… read more
Phone: 956-661-9840
Dr. Julienne Brackett is a member of the Lymphoma Program, the Leukemia Program, and the Palliative Care Program at Texas Children's Cancer Center. Her clinical interests include pediatric leukemia and lymphoma. She is board certified by the American Board of Pediatrics in both pediatrics and… read more
Phone: 832-822-4242
Dr. ZoAnn Dreyer is the Sidney L. and Donald F. Faust Professor in Pediatric Cancer Survivorship at Texas Children's Hospital and Clinical Director of the Long-Term Survivor Clinic at Texas Children’s Cancer Center. Over 1,000 childhood cancer survivors are evaluated every one to two years for… read more
Phone: 832-822-4209
Dr. Rodrigo Erana is a physician at the Vannie Cook Children's Clinic in McAllen, TX. Dr. Rodrigo Erana is interested in childhood cancer in underdeveloped countries and childhood cancer epidemiology in the hispanic population. Dr. Erana is a member of the Childhood Cancer Epidemiology and… read more
Phone: 956-661-9840
Dr. Michael Gleason was introduced to the world of pediatric cancer when he was diagnosed with lymphoma in high school. He was treated here at Texas Children’s Hospital on one of the research protocols that Texas Children’s Hospital and Baylor College of Medicine were offering. His personal… read more
Phone: 936-267-7444
Dr. Maria Monica Gramatges is the Associate Section Chief of Oncology and Research Co-Director of the Long-Term Survivor Program at Texas Children’s Cancer and Hematology Center. Within her role in the Long-Term Survivor Program, she develops and facilitates local and national collaborative… read more
Phone: 832-824-4678
Dr. Terzah Horton is a graduate of Emory University where she received her Doctor of Medicine (M.D.) from the Emory University School of Medicine, as well as her Ph.D. She also attended her fellowship in pediatric hematology/oncology at Emory University and Baylor College of Medicine where she… read more
Phone: 832-824-4269
Board Certifications American Board of Pediatrics American Board of Pediatrics – Hematology/Oncology American Board of Internal Medicine
Phone: 832-824-4163
Dr. Judith Margolin is Co-Director of the Pediatric Hematology-Oncology Vascular Anomalies Program at Texas Children's Hospital. Her clinical interests include: leukemia, lymphoma, vascular anomalies, and hematologic disorders. She is board certified by the American Board of Pediatrics in general… read more
Phone: 832-824-4583
Dr. Rachel Rau is a physician for the Leukemia Program at Texas Children’s Cancer Center. Her research findings identify new therapeutic targets that are developed and tested for use in the patient care clinic. Dr. Rau is fully committed to a career as a physician-scientist dedicated to improving… read more
Phone: 832-822-4242 (Clinic) and 832-822-1528 (Office)
Dr. Michele Redell is a member of the Leukemia Team at Texas Children’s Cancer and Hematology Center. She sees patients with leukemia in the clinic one day a week, and she supervises residents and fellows in the outpatient setting, as well. Dr. Redell is the local Principal Investigator for the… read more
Phone: 832-824-4635
Dr. Rayne Rouce is a physician at Texas Children's Cancer Center where she is a member of the Bone Marrow Transplant/Stem Cell Transplant Program. Her clinical time is spent seeing leukemia and lymphoma patients. Dr. Rouce is board certified in pediatrics and pediatric hematology/oncology by the… read more
Phone: 832-822-4242
Dr. Eric Schafer is a member of the Leukemia Program and the Developmental Therapeutics Program.  His clinical interests include caring for children with leukemias and children with all cancer types requiring novel therapies.  His research interests focus on studying the clinical development of new… read more
Phone: 832-822-4242
Laura Sealy is a nurse practitioner and certified pediatric hematology/oncology nurse. She treats patients for the Leukemia Program at Texas Children's Cancer and Hematology Center.  Certifications Pediatric Nurse Practitioner (CPNP-AC) Acute Care Pediatric Nursing Certification Board Certified… read more
Phone: 832-822-1568
Dr. Mary Shapiro is a faculty member at Texas Children’s Cancer and Hematology Center, and her clinical time is dedicated at the Texas Children's Hospital West Campus. She is an Academy of Communication in Healthcare certified trainer and has been involved with the Texas Children’s Breakthrough… read more
Phone: 832-822-4242
Dr. Alexandra Stevens is singularly dedicated to fighting childhood leukemia. An expert in both the lab and at the bedside, Dr. Stevens combines her two passions—scientific research and exceptional patient care—to accomplish this goal. Dr. Stevens has been treating children with leukemia for over a… read more
Phone: 832-822-4242 (Clinic), 832-824-4824 (Office)
Dr. Joanna Yi is a member of the Developmental Therapeutics Program and Leukemia Team and sees patients with acute leukemias and/or on early phase clinical trials. Her clinical interests include solid tumors, leukemia and new drug development. Board Certifications American Board of Pediatrics… read more
Phone: 832-822-4242


Dr. Curry Choladda provides clinical expertise in pathologic examination of blood, bone marrow, and tissue samples of children with suspected hematopoietic disorders including leukemias, lymphomas, and bone marrow failure syndromes. Her primary research focus is immunophenotypic characteristics of… read more
Phone: 832-824-2250
Dr. Elghetany has been studying the expression of the p53, p21 waf, WT-1, caspase-3, survivin, and Ki 67 in inherited and acquired bone marrow failure syndromes in an attempt to gain insight into the mechanism of cytopenias. Also, he is investigating the possible use of expression patterns to help… read more
Phone: 832-824-5152
Dr. Issaq’s main interests are hematopathology and molecular pathology. She is involved in a collaborative study regarding molecular etiology of relapsed hematologic malignancy including leukemia and lymphoma.  In addition, she is also involved in collaborative a study regarding molecular etiology… read more
Phone: 832-227-1684
Dr. Andrea Marcogliese is interested in pediatric hematologic malignancies and hematologic disorders. She is board certified by the American Board of Pathology in Anatomic and Clinical Pathology and in Hematology. Her clinical interests include: the diagnoisis of hematolymphoid disorders using… read more
Phone: 832-824-5152
Dr. Punia's primary interest is in hematopathology and molecular aspects of hematopathology including leukemias and lymphomas. She is board certified in molecular genetic pathology, hematology, and anatomic and clinical pathology.
Phone: 832-824-5152

Molecular Pathology

Dr. Fisher's research interests encompass molecular oncology and focus namely on the application of genomic technologies to the diagnosis and management of pediatric solid tumors and hematologic malignancies. His clinical interests focus on the development and implementation of combined targeted… read more
Phone: 832-824-2250
Dr. Dolores López-Terrada and the members of the Division of Genomic Medicine are dedicated to provide Molecular and Genomic Pathology, state-of-the-art diagnostic services for children and their families. The main goals of the Division are to advance patient care through technology and innovation… read more
Phone: 832-824-1288
Dr. Angshumoy Roy's clinical interests encompass the application of molecular genetic and genomic technologies in the diagnosis of cancer and in the identification and development of biomarkers that predict chemoresistance. His research interests involve exploring the genomics and epigenomics of… read more
Phone: 832-824-3710


Dr. Harris' research interests involve neuropsychological sequelae of chronic medical conditions. Current projects focus heavily on perinatal HIV/AIDS, such as interplay of fatigue, sleep disturbance and neurocognition; prospective memory and executive functioning; and epidemiology and… read more
Phone: 832-822-3700
Board Certifications Texas State Board of Examiners of Psychologists License #36823 (09/21/2015 - present)
Phone: 832-822-3700
Dr. Schwartz's main clinical and training interests are: neuropsychological assessment of children with chronic illness (e.g., type 1 diabetes, congenital heart conditions), and cognitive and psychosocial risk screening (including use of predictive analytics) to identify patients at risk for… read more
Phone: 832-822-3700


Dr. Axelrad's research and clinical interests are focused on family based behavioral treatment in preschoolers. She coordinates a research study examining the short- and long-term effectiveness of a brief parenting intervention (the Brief Behavioral Intervention) on improving children’s emotional… read more
Phone: 832-822-3700
Dr. Czyzewski’s clinical interest center around the assessment and treatment of behavioral and psychological factors which impact physical symptoms or chronic illness.  She works closely with the healthcare providers in several pediatric subspecialties.  She participates on a research team… read more
Phone: 832-822-1900 New Patient Appts. | 832-822-3700 Return Appts./Other
Dr. Duran is the Co-Director of Inclusive Excellence, and currently an Assistant Professor in the Psychology Section within the Department of Pediatrics at Baylor College of Medicine (BCM). She is especially passionate about the evaluation and treatment of disruptive behaviors of preschoolers among… read more
Phone: 832-822-3700
Dr. Schneider is a licensed psychologist and an Assistant Professor of Pediatrics at Baylor College of Medicine. Dr. Schneider specializes in the practice of pediatric psychology, primarily working with children, adolescents, and young adults with medical conditions. She is especially passionate… read more
Phone: 832-822-3700

Radiation Oncology

Dr. Arnold Delacruz Paulino is a radiation oncologist at the University of Texas MD Anderson Cancer Center. Visit his MD Anderson faculty profile for more information and publications by Dr. Paulino.
Phone: 713-792-5933