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Johns Hopkins All Children's Hospital

Meet Our Sickle Cell Program Team

 |   Our Services  |  Cancer & Blood Disorders Institute  |  Programs and Services  |  Benign Hematology  |  Sickle Cell Disease Program  |  Meet Our Team

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If you have any questions or would like more information, give us a call:

Call 727-767-4176

Fax: 727-767-4379

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Meet Our Team

Sickle Cell Transition Program

Center for Cell and Gene Therapy for Non-Malignant Conditions

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Hematology / Oncology

Tamara New, MD

Tamara New, MD

Pediatric Hematology
Dr. New is the director of the Sickle Cell Disease Program in the Johns Hopkins All Children’s Cancer & Blood Disorders Institute. She joined the hospital staff in 2023. She was previously a hematologist-oncologist at Children’s Healthcare of Atlanta, where she most recently served as director of Diversity, Equity and Inclusion and clinical director of the Egleston Sickle Cell Program in the Aflac Cancer and Blood Disorders Center.
View Tamara New’s Bio


Valerie Cruz Flores, MD

Valerie Cruz Flores, MD

Hematology / Oncology
Dr. Cruz Flores is a pediatric oncologist at Johns Hopkins All Children’s. She joined the hospital staff in 2020. She earned her medical degree from the University of Puerto Rico School of Medicine. She completed an internship and residency in pediatrics at the University of Puerto Rico School of Medicine, where she also served as chief resident. She completed a fellowship in pediatric hematology-oncology at Louisiana State University Health Sciences Center/Children’s Hospital New Orleans, followed by a fellowship in pediatric neuro-oncology at Johns Hopkins All Children’s.
View Valerie Cruz Flores’s Bio

Carrie Gann, DNP, CPNP-PC, CPN

Carrie Gann, DNP, CPNP-PC, CPN

Carrie Gann is a pediatric nurse practitioner, board-certified by Pediatric Nursing Certification Board. She joined Johns Hopkins All Children’s Hospital in June 2019. She received her Doctorate of Nursing Practice from the University of Tennessee Health Science Center in Memphis, Tennessee. Carrie has many years of pediatric hematology and oncology nursing experience from St. Jude Children’s Research Hospital in Memphis. She is a member of the National Association of Pediatric Nurse Practitioners

Lori Wilson, LCSW

Lori Wilson, LCSW

Lori Wilson, LCSW, works with patients and families in the Sickle Cell Program at Johns Hopkins All Children’s. Her experience includes intensive preventive in-home family therapy; serving as the primary therapist in a day-treatment program; and 18 years in a pediatric hospital, working with inpatient, cardiology, neonatal intensive care unit, as a child protective consultant, and in the emergency center. She was also a private practitioner for several years. She holds both bachelor’s and master’s degrees in social work, and has attended many conferences on neuroplasticity and trauma. She is a member of the National Association of Social Workers and serves on a local racial justice task force.

Dawn Gates, RN

Dawn Gates, RN

Dawn Gates, RN, is the sickle cell nurse coordinator. She has been working with patients and families at the hospital since 1987, and worked inpatient until 2011 when she took over the outpatient coordinator position. She is a graduate of St. Petersburg College’s College of Nursing and a Certified Pediatric Nurse. She is often the first contact for our newborn patients and follows them into young adulthood, coordinating their care and providing education.