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About Dr Raj Dahiya

A skilled clinical practitioner in radiation oncology, Dr. Raj Dahiya is known for his innovation in practice leadership. As president and CEO of Radiation Oncology San Antonio, he grew the practice to 11 locations from its original two and led the opening of a new medical oncology department. During this same time, Dr. Raj Dahiya also co-founded the San Antonio Head and Neck Cancer Tumor Board, the largest practice of its kind in South Texas.

Responsible for the opening of the Urology and Prostate Institute at Oncology San Antonio, Dr. Raj Dahiya initially joined the practice as a staff radiation oncologist in 2002. He holds a doctor of medicine from the University of Missouri-Kansas City School of Medicine, a six-year program that he began immediately following receipt of his high school diploma. He completed an internal medicine residency before moving on to a radiation oncology residency at the University of Texas Health Science Center at San Antonio, where he earned the title of chief resident.

Drawing on his diverse background, Dr. Raj Dahiya pursues a passion for multidisciplinary treatment and the care of patients with diverse comorbidities. Active in his professional community as a member of many professional organizations, he is also co-founder of and Heartsafe Consulting, Inc.

Work experience

Jan 2012Sep 2014


RD Global Enterprises


Jul 1988Jun 1994


University of Missouri Kansas City School of Medicine