Dr. Craig Maretzki graduated from the University of Pennsylvania School of Veterinary Medicine in 1990. He completed an internship at the University of Georgia and a small animal internal medicine residency at the University of California at Davis. Between 1995 and 1998, he was a post-graduate researcher in infectious diseases at Yale University and UC Davis. Dr. Maretzki served as a clinical consultant in both internal medicine and cardiology for a national clinical laboratory and cardiology consultation service for five years. Originally from Honolulu, Hawaii, he lives in Marin with his wife, Kristine, and enjoys running and skiing.