Cancer & Blood Disorders Institute

Meet Our Team

Our expert team provides comprehensive clinical care and treatment for children, adolescents and young adults with cancer and blood disorders.

Irmel Ayala, M.D. Hematology / Oncology

Dr. Ayala is the director of the Hemophilia and Bleeding Disorders Treatment Center at Johns Hopkins All Children's Hospital. She also is the hematology leader of the Young Women Bleeding Disorders/Menorrhagia Clinic, which focuses on a multidisciplinary approach to bleeding symptoms in girls and young women. Dr. Ayala also is involved in the newly created Immune Dysregulation Clinic, which evaluates patients with autoimmune cytopenias in a multidisciplinary approach.
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Lynda Beaupin, M.D. Hematology / Oncology

Dr. Beaupin specializes in pediatric hematology-oncology in the Johns Hopkins All Children’s Cancer & Blood Disorders Institute. She joined the hospital staff in 2018 and sees patients on the main campus, Johns Hopkins All Children’s Outpatient Care, Tampa, and at Florida Hospital Tampa.
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Marisol Betensky, M.D. Hematology / Oncology

Dr. Betensky specializes in hemostasis and thrombosis in the Johns Hopkins All Children’s Cancer & Blood Disorders Institute. She also treats bone marrow failure syndromes and congenital and acquired neutropenias, which are immune system conditions that may result in infections. She joined the hospital in 2016. Previously, she was an instructor in the Division of Hematology, Comprehensive Bone Marrow Failure Center at Children’s Hospital of Philadelphia.
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Deepakbabu Chellapandian, M.D. Hematology / Oncology

Dr. Chellapandian specializes in bone marrow transplant as a hematologist/oncologist in the Johns Hopkins All Children’s Cancer & Blood Disorders Institute. He joined the hospital staff in 2017. Dr. Chellapandian earned his medical degree from Madurai Medical College and then trained at Postgraduate Institute of Medical Education and Research, both in India. He completed a residency in pediatrics at Albert Einstein Medical Center in Philadelphia, Pennsylvania. Dr. Chellapandian completed a pediatric hematology-oncology and bone marrow transplantation fellowship at Hospital for Sick Children/University of Toronto in Canada and an advanced fellowship on bone marrow transplantation and cellular therapy at St. Jude Children’s Research Hospital in Memphis, Tennessee.
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Neil A. Goldenberg, MD, PhD Hematology / Oncology

Dr. Goldenberg was named director of research at Johns Hopkins All Children's Hospital in July 2012 as well as chief research officer of the Johns Hopkins All Children's Research Institute and director of the new Clinical and Translational Research Organization at JHACH. He is an associate professor of pediatrics and medicine at the Johns Hopkins University School of Medicine.
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Nanette Grana, M.D. Hematology / Oncology

Dr. Grana specializes in pediatric hematology/oncology in the Johns Hopkins All Children’s Cancer & Blood Disorders Institute. She joined the hospital medical staff in 1992. Dr. Grana earned her medical degree from the University of Puerto Rico School of Medicine. She trained in pediatrics at University Children’s Hospital in San Juan, Puerto Rico, and completed a pediatric hematology/oncology fellowship at the University of Florida.
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E. Leila Jerome Clay, M.D. Hematology / Oncology

Dr. Clay is director of the sickle cell program in the Johns Hopkins All Children's Cancer & Blood Disorders Institute. She is an assistant professor of internal medicine and pediatrics in the Johns Hopkins University School of Medicine. Dr. Clay treats children, adolescents and young adults with rare blood disorders such as sickle cell disease and thalassemia. Trained in both pediatrics and internal medicine, she plays the key role of a physician navigator in transitioning adolescents with these diseases to adult care. She has established her research in sickle cell disease where she studies the mechanistic contribution of vitamin D deficiency and its effects of disease manifestation of sickle cell disease as well as bone disease. Her primary professional objective is to translate her clinical research to the field.
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Jennifer Mayer, M.D. Hematology / Oncology

Dr. Mayer specializes in pediatric hematology/oncology in the Johns Hopkins All Children’s Cancer & Blood Disorders Institute and is the lead hematologist of the Vascular Anomalies Program at the hospital. She served 21 years as medical director of Johns Hopkins All Children’s collaboration with Sarasota Memorial Hospital. She is author of more than 30 publications and two textbook chapters. She joined Johns Hopkins All Children's in 1996 and received the hospital's Best Consulting Physician Award in the 2017 Johns Hopkins Medicine Clinical Excellence Awards.
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Jonathan Metts, M.D. Hematology / Oncology

Dr. Metts specializes in pediatric hematology/oncology in the Johns Hopkins All Children's Cancer & Blood Disorders Institute.  He joined the hospital in 2016. He received his medical degree from the University of South Carolina School of Medicine and completed an internship and residency in pediatrics at Johns Hopkins All Children’s Hospital through the University of South Florida Morsani School of Medicine. Dr. Metts then trained at Emory University School of Medicine as a pediatric hematology/oncology fellow.
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Colin Moore, M.D. Hematology / Oncology

Dr. Moore is a pediatric hematologist/oncologist in the Johns Hopkins All Children’s Cancer & Blood Disorders Institute. He joined the hospital staff in 2013. Dr. Moore received his medical degree from the University of Florida and completed a pediatric residency at Orlando Health and a hematology/oncology/bone marrow transplant fellowship at the University of Colorado in Denver. Dr. Moore is an instructor of pediatrics for Johns Hopkins University School of Medicine and his clinical interests include a focus on acute lymphoblastic leukemia (ALL). Additionally, he specializes in Medical Informatics and studies improving patient safety through enhancing the electronic medical record. 
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Benjamin Oshrine, M.D. Hematology / Oncology

Dr. Oshrine specializes in blood and marrow transplants as a pediatric hematologist/oncologist in the Johns Hopkins All Children’s Cancer & Bone Marrow Disorders Institute. His clinical focus is in the treatment of high-risk leukemias with blood and marrow transplantation, and his research focus is in immune recovery after transplant. He joined the hospital in 2014 after completing a fellowship in pediatric hematology/oncology at the Children’s Hospital of Philadelphia. Dr. Oshrine earned his medical degree from the University of Virginia School of Medicine and completed his residency at Boston Children’s Hospital.
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Damon Reed, M.D. Hematology / Oncology

Dr. Reed specializes in sarcomas in the Johns Hopkins All Children’s Cancer & Blood Disorders Institute. He joined the hospital in 2008. He also is director of the Adolescent and Young Adult (AYA) Program at H. Lee Moffitt Cancer Center, which collaborates with the Johns Hopkins All Children’s AYA Program.  He is the medical director of the sarcoma program at Moffitt. He leads the National Pediatric Cancer Foundation’s Sunshine Project, a pediatric phase I research consortium with active trials accruing patients across the country and other trials being developed.  He also runs an active lab with support from the National Pediatric Cancer Foundation (nationalpcf.org), the V Foundation, and other community supports.
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Peter Shaw, M.D. Hematology / Oncology

Dr. Shaw joined the Johns Hopkins All Children’s Cancer & Blood Disorders Institute in August 2016 as deputy director and currently also serves as the institute’s interim director. He works collaboratively with the entire hematology-oncology team and other pediatric specialists at Johns Hopkins All Children’s Hospital to provide comprehensive care throughout each patient’s cancer journey and provide the best outcomes for children, teens and young adults with cancer. Dr. Shaw is recognized nationally as a leader in the areas of adolescent and young oncology (AYA). He is founding member of the Consortium of Adolescent and Young Adult Cancer Centers and helped develop internally recognized standards for care of this population. He is expanding the AYA program at Johns Hopkins All Children’s to enhance continuity of care into adulthood through multidisciplinary collaboration with physicians at Moffitt Cancer Center. He will also support the institute’s fertility preservation program, which helps pediatric cancer and bone marrow transplant survivors enjoy optimal health and the opportunity to become parents in their adult years.
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Stacie Stapleton, M.D. Hematology / Oncology

Dr. Stapleton is the director of pediatric neuro-oncology at Johns Hopkins All Children’s Hospital. Dr. Stapleton joined the hospital in 2007 and is double-board certified by the American Board of Pediatrics in general pediatrics and pediatric hematology/oncology. She has formal training in pediatric neuro-oncology. Dr. Stapleton is on the Pediatric Palliative Care Team at Johns Hopkins All Children’s and she specializes in symptom control and end of life care. She has been awarded a $247,000 grant for clinical research in pediatric palliative care and nearly $350,000 in grant funds for her work in phase I studies for patients with brain and spinal cord tumors.  Dr. Stapleton’s research experience includes investigator-initiated and multi-center research projects.
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Gauri Sunkersett, D.O. Hematology / Oncology

Dr. Sunkersett specializes in pediatric hematology, oncology and bone marrow transplantation in the Johns Hopkins All Children’s Cancer & Blood Disorders Institute. Her areas of clinical focus and interest include stem cell transplantation, graft-versus-host disease, immunotherapy, T-cell regulation, high-risk leukemia, primary immunodeficiencies, gut microbiota and biomarkers.  She has been published in leading journals in her field and invited to national conferences to present her research. Dr. Sunkersett joined Johns Hopkins All Children’s in 2017 after completing a clinical fellowship in pediatric hematology/oncology at Children’s Medical Center at the University of Texas Southwestern in Dallas and a subspecialized clinical fellowship in pediatric bone marrow transplantation at the University of California, San Francisco Benioff Children’s Hospital.
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Jessica Wishnew, M.D. Hematology / Oncology

Dr. Wishnew specializes in pediatric hematology/oncology and serves as associate director of the sickle cell program in the Johns Hopkins All Children’s Cancer & Blood Disorders Institute. She joined the hospital staff in 2014. Dr. Wishnew earned her medical degree from the University of Pittsburgh School of Medicine. Dr. Wishnew trained in pediatrics through the residency program at Children’s Hospital of Pittsburgh of UPMC and completed a fellowship in pediatric hematology/oncology at Duke Children’s Hospital and Health Center.
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