Our Team

Oncology Team

Dr. Sarah Collette

DVM, Diplomate ACVIM (Oncology)

Dr. Collette received her Doctorate of Veterinary Medicine degree at the University of Georgia in 2010 and stayed for an additional year to complete a one-year rotating internship in small animal medicine and surgery. After that, she completed a three-year residency in Oncology at the University of California, Davis in June 2014. Now a board-certified Veterinary Oncologist, Dr. Collette joined the Upstate Veterinary Specialists team in September 2014. Her clinical interests include feline lymphoma, canine histiocytic sarcoma, lymphoma, and canine immunology. Outside of work, Dr. Collette enjoys relaxing, reading, movies and spending time with her husband and two cats.

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Team Collette

Dr. Ivan Martinez

DVM, Diplomate ACVIM (oncology & small animal internal medicine)

Dr. Ivan Martinez received his Doctorate in Veterinary Medicine in 1999 at the University of Barcelona College of Veterinary Medicine, in Spain, where he also completed a one-year rotating internship in Small Animal Medicine and Surgery. He performed a second rotating internship at the Ohio State University Veterinary Teaching Hospital in 2002 and went on to complete residencies in both Internal Medicine (2005) and Oncology (2008) at Michigan State University. He is double boarded in Small Animal Internal Medicine and Medical Oncology. Following specialty training he moved to South Carolina and joined Upstate Veterinary Specialists as a medical oncologist until 2014, and after a brief span of 2 years practicing at Angell Animal Medical Center in Boston, he is now returning to Greenville to rejoin UVS. His clinical interests include multimodality management of cancer in small animals with chemotherapy, radiation therapy, and more recently available targeted therapies. Outside of work, Dr. Martinez enjoys spending time with his wife, two young children, two Dobermans, one cat, and one horse. He likes hiking, jogging, kayaking, motorcycle riding, and enjoying the Sun.

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Team Martinez