About Us

At the Institute of Veterinary Specialists, we strive to improve the quality of life of our veterinary patients and their families with personalized, high-quality specialty care in a friendly, compassionate, and team-oriented environment. It is also our intention to serve as a valuable resource to veterinary professionals through excellence in consultation, continuing education and referral-only specialty medicine.

We foster an encouraging and enjoyable work environment which supports the personal and professional growth of each team member. We thank you for entrusting the health of your family companion with our specialists and staff members.

The doctors of the Institute of Veterinary Specialists are all Diplomates in their respective field. A Diplomate is a veterinary specialist who has:

  • Gained extensive post-graduate experience in an approved residency program
  • Completed the requirements of the College
  • Passed the required examinations to become a specialist

Meet Our Specialists

Davin J. Borde, DVM, DACVIM

Diplomate, American College of Veterinary Internal Medicine (Cardiology)

After graduating summa cum laude from the University of Florida, Dr. Borde continued attending UF, where he graduated from the College of Veterinary Medicine with honors and received the senior student Cardiology Award. Dr. Borde received board certification, becoming a diplomat in cardiology in 2001. He also received the Gold Star award from the Florida Veterinary Medical Association.

Diane T. Lewis, DVM, DACVD

Diplomate, American College of Veterinary Dermatology

Dr. Lewis began the Dermatology Service at the Institute of Veterinary Specialists in 1999, where she provides comprehensive, quality services to patients. Dr. Lewis received her Doctor of Veterinary Medicine from the University of Florida. After spending three years in general practice, Dr. Lewis completed a one year internship, followed by a two year residency in dermatology at Louisiana State University. Dr. Lewis returned to Gainesville in 1993 to teach at the University of Florida College of Veterinary Medicine, where she is currently Adjunct Faculty.

Julie Corbett, DVM, DACVIM

Diplomate, American College of Veterinary Internal Medicine (Small Animal Internal Medicine)

Dr. Corbett graduated from Cornell University College of Veterinary Medicine where she also completed an internal medicine residency after finishing a one year internship in small animal medicine and surgery at Mississippi State University. Following her residency in 1999, Dr. Corbett went to South Florida and worked for a specialty referral hospital for a few years before coming to the Institute of Veterinary Specialists in 2002. Dr. Corbett has lectured on several topics related to veterinary internal medicine, and has published several articles and book chapters.

Roger Clemmons, DVM, PhD, DACVIM

Diplomate, American College of Veterinary Internal Medicine (Neurology and Neurosurgery)

Dr. Clemmons transitioned into private practice and joined the staff at the Institute of Veterinary Specialists in 2017. Dr. Clemmons graduated in 1973 from Washington State University as a Doctor of Veterinary Medicine. After two years of private practice in the San Francisco Bay area, he returned to Washington State University and obtained his PhD in veterinary science with a focus on neurophysiology. In 1979, he accepted a position on the faculty at the College of Veterinary Medicine at the University of Florida, and is currently an Associate Professor of Neurology and Neurosurgery.

Isis Sánchez, DVM, MS, DACVS

Diplomate, American College of Veterinary Surgeons

Dr. Isis Sánchez has thirty years’ experience in the surgical treatment of cancers, heart and lung diseases, intestinal and urinary tract disorders, and surgical problems of the ears and skin. A graduate of the College of Veterinary Medicine at the University of Florida, Dr. Sánchez has practiced specialty surgery in Gainesville since 1991. Before moving south, she served as chief of a soft-tissue surgical service at the Animal Medical Center in New York City for three years, where she received the Carola Warburg Rothschild Human/Animal Bond award.

Brendan G. Mangan, DVM, MS, DACVO

Diplomate, American College of Veterinary Ophthalmology

After receiving his Doctor of Veterinary Medicine (DVM) degree from the Colorado State University of Veterinary Medicine and Biomedical Sciences in 2003, Dr. Mangan completed an internship in small animal medicine and surgery at Cornell University for Animals in 2004. The following year, he returned to Colorado State University for a residency position in Comparative Ophthalmology. He completed the ophthalmology residency and received an MS in Clinical Sciences in 2007, and became board certified in 2008.

Meet Our Administrators

Tabitha Priester, BSBA

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Lucy Sebastian, BS

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