Andy Lai is an Associate Clinical Professor in the UCSF Division of Hospital Medicine. After graduating from Brown University with degrees in Urban Studies and Human Biology in 2001, he received his MD from Brown Medical School and a MPH with a focus on quantitative methods from the Harvard School of Public Health in 2006. During medical school, he provided clinical care and worked on HIV-related projects in Chennai, India and Eldoret, Kenya. He completed internal medicine residency in the primary care track at UCSF before joining the Division of Hospital Medicine in 2009.

He currently attends on the medical wards at Parnassus and at St. Mary's Medical Center (the latter as part of the St. Mary's-UCSF Joint Clinical Programs established in 2018) and on the Hospitalist Procedure Service. He has previously worked on the Bone Marrow Transplant and Neurosurgery Co-Management services. He has provided volunteer clinical care in Port-au-Prince with Project Medishare for Haiti, as well as was part of the UCSF team of physicians and nurses who volunteered to assist colleagues at New York-Presbyterian hospitals in April/May 2020 during the COVID-19 pandemic.

Andy directs the Hospitalist Procedure Service, Division's Case Review Committee, and procedures/quality improvement rotation for internal medicine interns. He co-directs the Quality Improvement/Patient Safety elective for 4th year medical students and the "Use of Ultrasound and Enhancing Confidence in Performing Bedside Procedures" session at the annual UCSF Hospitalist Mini-College CME course.

He is a member of the Division's Value Improvement Committee and Unit-Based Leadership Team, as well as participates in many task forces. He is part of the 2018-19 Caring Wisely-awarded project team to improve IV albumin stewardship at UCSF. He frequently interviews faculty/fellowship candidates and is a RAD (Resident Advising and Development) advisor for several internal medicine residents.