Dr. Booker is the medical director of the MedStar Telehealth Innovation Center and MedStar eVisit. He received undergraduate and medical degrees from the University of Michigan and completed residency training in Emergency Medicine at the University of Chicago. He joined the faculty at MedStar Washington Hospital Center in 2005. Dr. Booker has served as assistant medical director for MedStar Transport and director of Operations Improvement for the MedStar Washington Hospital Center Emergency Department. He is a core faculty member of the MedStar Georgetown University Hospital and MedStar Washington Hospital Center Emergency Medicine Residency program.

Dr. Booker is a past president of the Washington, D.C., Chapter of the American College of Emergency Physicians (ACEP), sits on ACEP’s Reimbursement Committee, is an active member of ACEP’s Alternative Payment Model Task Force. He represented Emergency Medicine as ACEP’s advisor to the American Medical Association/Specialty Society Relative Value Scale Update Committee from 2011-2018.