Our Practice

We are a full-service animal hospital providing comprehensive pet healthcare services in Valrico, FL. Our veterinarians offer a wide variety of medical, surgical, and dental services. Our hospital has advanced equipment and technologies, including comprehensive in-house testing for accurate diagnosis, digital x-ray, surgical suites, dental suites, and a pharmacy. We are committed to providing quality care at every stage of your pet's life. From routine preventive care to early detection and treatment of a wide range of conditions and diseases, we have the expertise to provide the highest standard of care for your pet.

  • David Thomassy, DVM

    Doctor

    Dr. David Thomassy is the co-owner of Valrico Animal Clinic, with his wife Dr. Lorie Thomassy. They are the parents of 3 children and have dedicated their lives to Veterinary Medicine. He is a 1997 graduate of the Auburn University, College of Veterinary Medicine, and received his Bachelor of Science in Zoology from Auburn University in 1993. Dr. Thomassy is skilled in providing complete medical and surgical care for dog, cats, and a wide variety of avian and exotic animals. He has special interests and skills in exotic animals and surgery (including orthopedic surgery, abdominal surgery, tumor removal, dentistry, and other non-traditional procedures). He is a member of the American Veterinary Medical Association, the American Animal Hospital Association, the Florida Veterinary Medical Association, the Association of Avian Veterinarians, and the Association of Reptile and Amphibian Veterinarians.

  • Lorie Thomassy, DVM

    Doctor

    Dr. Lorie Padgett-Thomassy is the co-owner of Valrico Animal Clinic, with her husband Dr. David Thomassy. She is a busy parent and mother of their 3 children. She is a 1992 graduate of the University of Florida, College of Veterinary Medicine, and received her Bachelor of Science in Biology from the University of South Florida. Dr. Lorie has a great love of animals and years of experience caring for dogs, cats, and exotics. She has special interest and expertise in Oncology, with experience working in the Oncology Department at Florida Veterinary Specialists (now Blue Pearl Veterinary Partners), our local referral hospital. She is currently not seeing patients, but stays involved in the daily operation of the practice.

  • Yvonne Mercak, DVM

    Doctor

    Dr. Yvonne Mercak is a 2010 graduate of the University of Florida College of Veterinary Medicine. She has a special interest in surgery and challenging medical cases. In her time off she enjoys outdoor activities, working out, cooking and spending time with her family. Dr. Mercak is the daughter of the original owner of Valrico Animal Clinic, Dr. Andrew Mercak. We are so excited to welcome her home!

  • Nicole Jimenez, DVM

    Doctor

    Dr. Jimenez is a 2014 graduate of the University of Tennessee College of Veterinary Medicine. She joined our practice in June 2015 and has experience with dog, cat, avian, exotic and aquatic medicine. In her spare time, Dr. Jimenez enjoys reading, movies and trips to Universal Studios and Disney with her husband, Andrew.

  • Alexandra Allen, DVM

    Doctor

    We would like to welcome Dr Allen to our staff! She is a 2017 graduate from Ross University School of Veterinary Medicine and has relocated to our area from Chicago Illinois. She has experience with dogs and cats and is interested in expanding her knowledge with birds and exotics.

  • Christine

    Practice Manager