Doctors
We invite you to explore the biographies of our doctors and learn more about them. Our doctors have a wide variety of backgrounds and interests.
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Craig H. Maretzki, VMD Medical Director 
Dr. Craig Maretzki
1 of 2 »Craig H. Maretzki
Medical Director
VMD, University of Pennsylvania
Certifications: ACVIM
Departments: Internal MedicineDr. 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 ...
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Kathy Andres, DVM 
Dr. Kathy Andres with Pet
1 of 2 »Kathy Andres
Veterinary Specialist
DVM, University of California, Davis
Certifications: ACVIM/Oncology
Departments: OncologyDr. Kathy Andres received her veterinary degree in 2000 from the University of California at Davis, where she earned multiple academic, clinical performance and oncology research awards. In 2001, ...
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Diana Bowen, DVM Veterinary Specialist 
Diana Bowen, DVM MS ACVIM
1 of 2 »Diana Bowen
Veterinary Specialist
DVM, University of California, Davis
Certifications: ACVIM
Departments: Internal MedicineDr. Diana Bowen received her bachelor's degree with honors from the University of California, Santa Cruz, and concurrently completed both a master's degree in physiology and a doctorate in ...
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Leslie Larson Cooper
Veterinary Specialist
DVM, University of California, Davis
Certifications: ACVB
Departments: BehaviorDr. Leslie Cooper graduated from the University of California at Davis in 1980 and became a member of the American College of Veterinary Behaviorists in 1995 (one of the very few in the country!). ...
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David B. Y. Fong, DVM Veterinary Specialist 
Dr. Fong with Pet
1 of 2 »David B. Y. Fong
Veterinary Specialist
DVM, Colorado State University
Departments: Integrative MedicineDr. David B. Y. Fong is a holistic veterinarian who has been involved with holistic medicine since 1993. He is a Colorado State University graduate, a certified veterinary acupuncturist and herbalist ...
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David A. Geiger, DVM 
Dr. David Geiger with Cody
1 of 2 »David A. Geiger
Veterinary Specialist
DVM, Cornell UniversityDr. David A. Geiger received his B.S. from MIT in 1999 and his DVM from Cornell University in 2003. He completed an internship in small-animal medicine and surgery at the Veterinary Specialty Hospital ...
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Margo Mehl, DVM Veterinary Specialist 
Dr. Margo Mehl
1 of 2 »Margo Mehl
Veterinary Specialist
DVM, Washington State University
Certifications: ACVS
Departments: SurgeryDr. Margo Mehl obtained her veterinary degree from Washington State University in 1999 and continued on to Colorado State University where she completed a one-year internship in small animal medicine ...
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Dr. Stewart 
Alan Stewart, DVM DACVIM
1 of 2 »Alan Stewart
Veterinary Specialist
DVM, University of Illinois at Urbana-Champaign
Certifications: ACVIM
Departments: Internal Medicine, NutritionDr. Alan Stewart graduated with honors from the University of Chicago and went on to continue his veterinary training at University of Illinois, graduating with honors again. He completed an internship ...
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Carlo Vitale, DVM Veterinary Specialist 
Dr. Carlo Vitale
1 of 2 »Carlo Vitale
Veterinary Specialist
DVM, Mississippi State University
Certifications: ACVD
Departments: DermatologyDr. Carlo Vitale received his DVM degree from Mississippi State University in 1991. He completed a small animal internship program at Angell Memorial Animal Hospital in Boston, Massachusetts. In ...
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Philip Watt, BVSc Veterinary Specialist
Philip Watt
Veterinary Specialist
BVSc, University of Queensland, Australia
Departments: SurgeryDr. Phil Watt graduated with honors from the University of Queensland, Australia, in 1982. He completed a small animal medicine and surgery internship followed by a small animal surgical residency ...
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