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Bio of the Sarcoma Team at H. Lee Moffitt Cancer Center
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Bios of the Sarcoma Team
at H. Lee Moffitt Cancer Center
G. Douglas Letson, M.D.
Associate Professor of Oncology, Surgery, Radiology and Orthopaedics Program Leader, Sarcoma Program

Dr. Letson received his pre-doctoral training at the University of South Florida and attended medical school at Louisiana State University in New Orleans, Louisiana.

He then completed his Orthopedic Residency at Louisiana State University and continued on to complete a Musculoskeletal Tumor Surgery Fellowship at Harvard Medical School in Boston, Massachusetts. Within a year of taking a position at USF working at the H. Lee Moffitt Center and Research Center, he established the Sarcoma Program.

Dr. Letson is an internationally known surgeon and is well respected with his new developments and surgical techniques in limb salvage surgery. He speaks around the world on limb salvage surgical techniques and has developed multiple oncology systems for skeletal reconstruction.

He is presently undergoing research with new metals that allow for improved limb salvage in that the dome bone and soft tissue cancer and muscles can grow into the metallic prosthesis.


David Cheong, M.D.

Assistant Professor Orthopaedic Oncology Sarcoma Program

Dr. Cheong received his pre-doctoral training at the University of Florida and attended medical school at the University of South Florida in Tampa, FL. He then completed his Orthopedic Residency at Orlando Regional Healthcare and continued on to complete a Musculoskeletal Tumor Surgery Fellowship at the University of Miami Miller College of Medicine in Coral Gabels, FL. Following the completion of his fellowship, he took a position at USF working at the H. Lee Moffitt Center and Research Center in the Sarcoma Program.

Dr. Cheong is interested in bone and soft tissue sarcomas in both the pediatric and adult populations. Focusing on limb salvage and complex joint reconstruction, he is also director of physical therapy at the H. Lee Moffitt Cancer Center and Research Institute.



David Johnson, PA-C

Sarcoma Department H. Lee Moffitt Cancer Center & Research Institute University of South Florida Department of Interdisciplinary Oncology

Dave Johnson, PA-C, graduated from Physician Assistant School at the University of Florida in 1993. He has worked in orthopedics for 13 years, 3 years encompassing orthopedic oncology. He currently is employed at the University of South Florida, Moffitt Cancer Center where he specializes in bone and soft tissue sarcomas and the management of primary and metastatic bone disease. He has been invited nationally to present on these diseases.

He is the Associate Chair of Midlevel Education at Moffitt Cancer Center and resides as the CME Chair of the Association of Physician Assistants in Oncology.