Veterinarians and Crestwood Animal Hospital Team

Nick Rataj is originally from La Grange, Kentucky. He received a Bachelor of Science in Agriculture with a minor in Chemistry from Murray State University. He received his graduate degree at Auburn University College of Veterinary Medicine. Extending his education, he took an equine internship as an associate at Park Equine Hospital from 2017 through 2019. Before starting with us at Crestwood Animal Hospital in October 2022, he worked at Vetco Total Care from 2020 to 2022. His interests in the veterinary field include preventative medicine, general practice, and acupuncture. Outside of work, Dr. Rataj enjoys all things outdoors, such as rock climbing, disc golf, snow sports, and jet skiing, and even has a private pilot license! He has also hiked the Appalachian Trail in its entirety, which took 4 months and 3 weeks. He has a labradoodle named Barley, a cat, and a Bernese mix name Chimmy Chunga.

Markie Dohrenwend was born and raised in Owensboro, Kentucky. She earned her bachelor’s degree in Biology from Centre College and then attended Auburn University’s College of Veterinary Medicine. Dr. Dohrenwend is particularly interested in canine physical rehabilitation and is passionate about helping animals with mobility issues. In 2017, she obtained her certification to become a rehabilitation practitioner through the CCRP program at the University of Tennessee. She is also certified in veterinary acupuncture through CuraCore. In her spare time, she enjoys traveling, cooking, and spending time with her two sweet dogs, Pippa and Finnegan.

Ty Gillenwaters grew up in Shepherdsville, Kentucky. He attended Western Kentucky University for his undergraduate education and then Auburn University’s College of Veterinary Medicine for his doctorate. He is particularly interested in behavioral medicine and therapy as it relates to strengthening the human-animal bond and improving the quality of life for both patients and clients. His other medical interests are dermatology, feline medicine, and surgery. When not at work, Dr. Gillenwaters likes to spend his time horseback riding, cooking, and spending time with his wife, Rachael. He also enjoys taking care of and spending time with his numerous pets, including two horses, three dogs, four cats, many snakes, and a few bearded dragons.

Myriah Barnett is a Louisville native, having graduated from North Oldham High School. She continued her education by attending Murray State University, graduating with a Bachelor of Science and Agriculture. She received her Doctor of Veterinary Medicine at Ross University of Veterinary Medicine. From high school through college, she worked at East Louisville Animal Hospital as both a receptionist and a veterinary technician. She has a special interest in being there for her patients during their first visits and continuing to care for them until their last visit with End of Life care. Making their final days more comfortable as their pet parents say goodbye. Outside of work, her hobbies include reading, spending time with her friends and family, and going to Dale Hollow Lake. She currently has a German Shepherd named Apollo.

Kathy joined the Client Care team in June 2013. She grew up in Idaho, met her husband Jason in Montana, and moved to Kentucky in 2011 after living in San Francisco for 11 years. They share their life with cats, chickens, and goats. When not at work, Kathy enjoys cooking, traveling, gardening, knitting, and cheesemaking.

Lindsay is our Medical Care Team Lead. She is an Oldham County native who attended and graduated from South Oldham High School. She enjoys spending time with her husband, Clay, and their son, Levi, doing just about anything outside. Lindsay began working at Crestwood Animal Hospital in June 2016 but has been working with and caring for animals since 2007. She has six pets of her own, three dogs – Copper, Valto, and Goose, two cats – C’mere and Cali, and a bearded dragon named Gecko. She has a passion for working with animals and wouldn’t be doing anything else!

Veterinary Assistant

Madison was born and raised in Louisville, Ky. She went to North Oldham High School and then pursued higher education at Morehead State University for her Veterinary Technology degree. Madison has a love for all animals and has two dogs, Chloe, a cattle dog, and Bella, a German shorthaired pointer/Chocolate lab. Madison has a loving fiancée, Ariel, who is also a vet tech that graduated from Morehead State University with her.

Client Care Team

Brandi grew up in Whitesburg, Ky. She received a Bachelor’s Degree in Business Management from Pikeville College. After moving to Louisville in 2008, she became a Certified Medical Assistant. She’s worked in the veterinary field since 2016. Outside of work, she enjoys going to the movies and water parks and hanging with her two children, aged 13 years and 6 years. She has three cats, Fancy, Cali, and Tom, along with her Chihuahua, Daisy.