Dr. Regan D. Rostorfer

Alison Walker is a Hematologist and an Oncologist practicing medicine in Wesley Chapel, Florida. Dr. Walker is highly rated in 22 conditions, according to our data. Her clinical expertise encompasses Acute Myeloid Leukemia (AML), Chronic Myelomonocytic Leukemia (CMML), Myelodysplastic Syndrome (MDS), Bone Marrow Aspiration, and Bone Marrow Transplant. Dr. Walker is currently accepting new patients.

Jennifer Tseng, MD, hematologist/medical oncologist, is the Thoracic/Head and Neck Specialty Section leader for Medical Oncology and the associate director of Clinical Research for Medical Oncology at Orlando Health Cancer Institute.Dr. Tseng received her medical degree from Duke University School of Medicine. She completed her residency and served as assistant chief resident in internal medicine at Duke University Medical Center. She completed a fellowship in medical oncology and hematology at The University of Texas MD Anderson Cancer Center in Houston. She is board-certified in internal medicine and medical oncology and board-eligible in hematology. Dr. Tseng has received several honors and awards, including the C.D. Howe Award for clinical excellence in medical oncology and a Clinical Research Award from MD Anderson, the American Medical Women's Award, Hewlett Packard Award, the Alpha Omega Alpha Research Symposium Award from Duke University and a Beneficial-Hodgson scholarship from The Johns Hopkins University. She was also awarded Attending of the Year from the Internal Medicine Residency Program from Orlando Regional Medical Center and received the Exemplary Physician Colleague Award from Orlando Health in 2009.In addition to her clinical studies, Dr. Tseng has published research on various topics including molecular alterations in lung cancer and novel agents in the treatment of head and neck cancer. She has recently presented at the Annual Thoracic Oncology Symposium of the Puerto Rican Society of Hematology Oncology and spoke on neoadjuvant and adjuvant treatment strategies in lung cancer. Dr. Tseng is highly rated in 29 conditions, according to our data. Her clinical expertise encompasses Lung Cancer, Non-Small Cell Lung Cancer (NSCLC), EGFR Positive Lung Cancer, and Lung Adenocarcinoma. Dr. Tseng is board certified in American Board Of Internal Med. - Medical Oncology and American Board Of Internal Medicine.

Dr. Tirrell Johnson is a board-certified medical oncologist at the Orlando Health Cancer Institute. His specialties include: Head and neck cancers Thoracic cancers Melanoma Sarcoma He is a member of the team pioneering a breakthrough protocol using tumor-infiltrating lymphocytes to address aggressive, late-stage melanoma. Dr. Johnson's Training Dr. Johnson earned a bachelor's degree in chemical engineering from Florida A&M University in Tallahassee, graduating magna cum laude, and received his medical degree from the University of Florida in Gainesville. He completed an internal medicine residency at Orlando Health Orlando Regional Medical Center and a fellowship in hematology and oncology at Brown University Medical School's teaching hospitals in Providence, Rhode Island. About Dr. Johnson Dr. Johnson is board certified in internal medicine and medical oncology by the American Board of Internal Medicine. His professional memberships include the American College of Physicians, American Society of Clinical Oncology and American Society of Hematology. Dr. Johnson received an Orlando Health award for outstanding multidisciplinary involvement with staff. He has served as the primary investigator for clinical trials studying several forms of chemotherapy for advanced head and neck cancers and thoracic malignancies. Dr. Johnson is highly rated in 27 conditions, according to our data. His clinical expertise encompasses Small Cell Lung Cancer (SCLC), Lung Cancer, Non-Small Cell Lung Cancer (NSCLC), and Lung Adenocarcinoma. Dr. Johnson is board certified in American Board Of Internal Med. - Medical Oncology and American Board Of Internal Medicine.