Education: He earned his medical degree (M.D.) from the University of North Carolina School of Medicine in 1995.
Training: He completed his residency in internal medicine in New Orleans.
Practice: He worked for several years as a full-time internal medicine physician (an internist) at an HMO in California before transitioning to a full-time career in comedy and acting.
Licensure: He maintains an active, renewed medical license to practice in California, though he no longer practices clinical medicine.