Dr. Lizarraga is a fifth generation Florencian. He is a 1984 graduate of Florence High School, received his Baccalaureate of Science in Microbiology from the University of Arizona in 1989, and MD in 1997. He completed his residency at the Maricopa Medical Center in Phoenix in 2000 and began practice in Florence shortly thereafter.

Dr. Lizarraga is board certified in family medicine, and is the recipient of numerous honors and awards. He is an adjunct faculty member for the University of Arizona College of Medicine and for the Midwestern University College of Medicine. He is an active member of the Assumption of the Blessed Virgin Mary Parish in Florence. He is an avid SCUBA diver, tri-athlete and bicyclist. He is married (Beth) and has a daughter and son.