Meet Our Veterinarians at Underhill Animal Hospital
Get to know the skilled and compassionate veterinarians who are dedicated to keeping your pets healthy and happy.
Expert Veterinary Care in Orlando, FL
Our team of highly skilled and compassionate veterinarians is dedicated to providing the best care for your pets. With extensive experience, advanced training, and a shared passion for veterinary medicine, our doctors are committed to ensuring your pet’s health, happiness, and longevity.
Our Amazing Doctors
Dr. Daniel A. Hill, DVM
Senior Clinician & Hospital Owner
Dr. Daniel Hill is a lifelong Floridian and a dedicated veterinarian with over 40 years of experience. After serving honorably in the military and as a Vietnam veteran, he pursued his passion for animal care at the University of Florida, where he earned both his Bachelor’s degree in Animal Science (1977) and Doctorate in Veterinary Medicine (1981). Dr. Hill has been a trusted leader in the Orlando veterinary community, ensuring pets receive expert and compassionate care.
Dr. Heidi Hill, MS, DVM
Associate Veterinarian
A true Orlando native, Dr. Heidi Hill followed in her father’s footsteps, beginning her veterinary journey at just 14 years old as a kennel technician at Underhill Animal Hospital. She earned her Bachelor’s degree from Oklahoma State University, a Master’s degree from the University of Florida, and her Doctorate in Veterinary Medicine from Midwestern University in Arizona. When she’s not caring for pets, she enjoys traveling, freediving, and spending time with her German Shepherd, Rugar.
Dr. Kristin Wolfenden, DVM
Associate Veterinarian
Dr. Kristin Wolfenden, a Florida native from Palatka, earned both her Bachelor’s degree in Science and Doctorate of Veterinary Medicine from the University of Florida. She has a particular passion for working canines and sporting breeds, ensuring they receive specialized care. Outside of work, Dr. Wolfenden loves to travel and spend quality time with her husband, son, and dogs, Hunter and Bear.
Dr. Bianca Zayas, DVM
Associate Veterinarian
Born in Brazil and raised in Orlando’s Conway area, Dr. Bianca Zayas is proud to serve the local community. She is a two-time honors graduate from the University of Central Florida (Go Knights!) and later earned her Doctorate of Veterinary Medicine from Iowa State University. Her expertise includes internal medicine, surgery, and preventative care. When she’s not treating patients, she enjoys visiting Orlando’s theme parks, playing trivia, and spending time with her husband, son, and two dogs.
Dr. Kelley Cole Stanko, DVM
Associate Veterinarian
Dr. Cole grew up in Gainesville, Florida and graduated from the University of Notre Dame where she was a varsity cheerleader for four years. After Notre Dame, she attended the Univeristy of Florida and obtained her Doctorate degree in Veterinary Medicine.