Dr. Gurbinder Sadana graduated the medical school from the Guwahati Medical College and did his internship at the New York Methodist Hospital. He completed his residency program at the Lutheran Medical Center and his fellowship at the Catholic Medical Centers of Brooklyn and Queens. Dr. Sadana is specialized in pulmonology and board certified in internal medicine, pulmonary disease, critical care medicine, and also in sleep medicine. He has been in practice for more than 20 years and is affiliated with the Pomona Valley Hospital Medical Center. During his career, he has contributed to various publications of medical interest.