Dr. Casandra Jacobs
Internal medicine specialist with a passion for complex case management.
Dr. Emery Jones
Specialist in gastroenterology, immune-mediated diseases, and infectious diseases.
Dr. Angela Mexas
Dual board-certified specialist with a PhD in Immunology from NC State.
Dr. Melissa Riensche
Partner. Specialist in nephrology, gastroenterology, and respiratory medicine. Past AZVMA president.
Dr. Michelle Greer
Board-certified radiologist with advanced diagnostic imaging expertise.
Dr. Victoria Heffelman
Partner. Specialist in abdominal ultrasound and CT imaging.
Dr. Dana Haimovitz
Cardiology resident with a passion for cardiac care and interventional procedures.
Dr. Maria Wang
Cardiology resident specializing in cardiac congenital abnormalities and interventional procedures.Dr. Emery Jones
Dr. Jones earned his BS from the University of Arizona and his DVM Cum Laude from Kansas State University. He completed a rotating internship at Texas A&M, a specialty internship at Memphis Veterinary Specialists, and his residency at the University of Florida.Originally from the Tempe area, Dr. Jones specializes in gastroenterology, immune-mediated diseases, and infectious diseases, bringing both expertise and a personal connection to the Arizona community.Areas of ExpertiseGastroenterologyImmune-Mediated DiseasesInfectious DiseasesInternal Medicine 
