Dr. Khalsa is board-certified in internal medicine. He practiced emergency medicine for adults and children for 34 years at UMassMemorial HealthAlliance Hospital. A graduate of MIT's program in nutritional biochemistry, he then graduated medical school from the State University of New York at Stony Brook School of Medicine. Dr. Khalsa completed his residency and chief residency at Tufts University School of Medicine's program in internal medicine at Newton-Wellesley Hospital. Dr. Khalsa also trains teachers of yoga, meditation, and mind-body medicine based in the traditions of Ayurveda, the traditional medical system of India.