Radiation Oncology Team | Tampa General Hospital
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Radiation Oncology Team

Richard Tuli, MD
Medical Director, Radiation Oncology, Tampa General Hospital
Deputy Director, TGH Cancer Institute 

Richard Tuli, MD, PhD, is the director of radiation oncology at Tampa General Hospital as well as a professor and chair of radiation oncology at USF Health Morsani College of Medicine. Prior to joining TGH, he served as associate attending and director of developmental therapeutics at the NCI-designated comprehensive cancer center, Memorial Sloan Kettering Cancer Center in New York, and associate professor and clinical director of radiation oncology at Cedars-Sinai Medical Center in Los Angeles. As a leader in advancing the field of radiation oncology, Dr. Tuli focuses on providing a comprehensive, multi-disciplinary and personalized experience for patients through a combination of cutting-edge technology, novel treatments and developing a connection between the patient and provider.

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John David, MD
Director of Brachytherapy Services, Tampa General Hospital

Dr. John David is a board-certified radiation oncologist with Tampa General Hospital. He serves as the Director of Brachytherapy Services and Lead Physician of Radiopharmaceuticals. He has advanced sub-specialized training in brachytherapy and extensive expert training in radiopharmaceuticals. His other interests include stereotactic radiosurgery (SRS), intensity modulated radiation therapy (IMRT) and stereotactic body radiation therapy/stereotactic ablative radiation therapy (SBRT/SABR). Prior to joining Tampa General Hospital, Dr. David was fortunate to visit and work with physicians at the New York Proton Center, gaining experience in one of the most contemporary radiation treatment modalities – proton therapy.

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Brian Collins, MD, FCCP
Radiation Oncologist, TGH Cancer Institute

Dr. Brian T. Collins is a board-certified radiation oncologist with significant clinical experience in treating brain, breast and lung cancers. Regarded as a world-renowned expert in CyberKnife® radiotherapy technology, Dr. Collins specializes in cutting-edge radiation oncology techniques and tools. Dr. Collins has frequently contributed to scientific journals, books and publications in areas of his expertise. He is a Fellow in the American College of Chest Physicians (ACCP) and a member of numerous related professional organizations.


Alexander Engelman, MD
Radiation Oncologist, TGH Cancer Institute 

Dr. Alexander Engelman, a native of Tampa, is a radiation oncologist with knowledge treating all cancer sites. He has experience with advanced treatments including external beam radiotherapy, brachytherapy, partial breast irradiation, Gamma Knife and CyberKnife radiosurgery, and stereotactic body radiotherapy. Dr. Engelman is a graduate of the Georgetown University School of Medicine. For residency training, he attended the University of Maryland Medical Center and the Maryland Proton Treatment Center with additional time at St. Jude Children’s Research Hospital.

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Eva Katsoulakis, MD
Radiation Oncologist, TGH Cancer Institute 

Dr. Eva Katsoulakis is a board-certified radiation oncologist whose passion is to improve patients’ lives through the use of data science and health informatics, inspired by her patients and from her undergraduate training at MIT, where she received dual majors in biology and economics. She serves as director of Head and Neck Services for Tampa General Hospital (TGH) and the USF Health Morsani College of Medicine and director of Radiation Oncology Clinical Informatics. Additionally, she is an associate professor at the University of South Florida.