Dr. Chhatwal is an associate professor at Harvard Medical School and Director of the Institute for Technology Assessment at Massachusetts General Hospital. Dr. Chhatwal has co-authored over 120 original research articles and editorials in peer-reviewed journals. His work has been cited in leading media outlets, including CNN, Forbes, National Public Radio, New York Times, and Wall Street Journal.

Since 2011, Dr. Chhatwal has taught several workshops and short courses on decision modeling and AI at the ISPOR. He is a member of ISPOR AI Working Group. He also serves as an associate editor of Value in Health and is serving as the guest editor for special issues on AI in Value in Health.