Animal Health Care Denver

Meet Our Team

Meet the talented and passionate team of vets and supporting staff that make Animal Health Care Denver one of the most trusted veterinarians in Denver, providing happy visits and healthy pets every day.

Cathryn Sayer

DVM & Owner

Dr. Cathryn Sayer grew up in Boulder, Colorado. She knew from a young age that she had a passion for helping animals and a love of science, which lead her to become a veterinarian. She obtained a B.S. in Zoology at the University of Washington in Seattle, and then attended Washington State University (go Cougs!) for her Doctorate in Veterinary Medicine, graduating in 2009. 

Dr. Sayer began working at Animal Health Care Specialists in 2014, and learned as much as she could from Dr. Schulman until he retired and she took over the practice. Dr. Sayer loves what she does and is very grateful to be able to help animals and their loving pet parents every day. She is also grateful to have the best veterinary staff in Denver.

Nikki D'Anna


Dr. Nikki D'Anna grew up in Cleveland, Ohio. She attended Ohio State University for undergrad and obtained her B.S. in biology in 2018. She then went on to graduate from the University of Missouri with her Doctorate of Veterinary Medicine in 2022 and joined the Animal Health Care Denver team! Dr. Nikki and her boyfriend Connor have always wanted to move out to Colorado and be near the mountains. They live with their two kitties, Everest and Grey. Dr. Nikki enjoys hiking, reading, playing volleyball, and spending time with friends and family. She can't wait to meet you and your pets soon!

Zachary Scott


Dr. Zachary Scott grew up in Seneca, Missouri: a small town on the Missouri-Oklahoma border. From a young age it was clear that a career studying and working with animals was in the future. After receiving a B.S. in Animal Science with a minor of Captive Wild Animal Management from the University of Missouri in 2016, Zachary worked as an assistant in equine and small animal veterinary clinics until beginning veterinary school at the University of Missouri in 2018. After graduating in May of 2022, Dr. Scott joined our team at Animal Health Care Denver!

Dr. Scott has one cat at home named Willow and two mules that live back in Missouri. Dr. Scott's interests include discovering new hiking spots, social activism, reading/audiobooks, and playing video games.


RVT & Practice Manager

Ryan is the Hospital Manager at Animal Health Care Denver, bringing over a decade of experience in veterinary medicine. He joined the veterinary field while working on his undergraduate degree at the University of Dallas, and has held various leadership roles including Lead Boarding Manager, Lead Daycare Manager, Lead Veterinary Technician, and Hospital Manager.

After learning the ins and outs of the profession, Ryan decided that a career in veterinary management would be a great fit for him, as he has always felt that leaders work for their teams and not above them. He enjoys helping staff members grow and achieve their own goals, providing excellent patient care and customer service along the way.

He currently resides in Denver after moving from Texas in 2023, and is beyond excited to join Animal Health Care Denver and meet his fellow pet-lovers!


Registered Veterinary Technician

Eva is a Registered Veterinary Technician with Animal Health Care Denver. She graduated with her Veterinary Assistant certificate from Pima Medical Institute and has worked in the field for three years. Eva enjoys the technical functions of her job, such as blood draws which she performs often for Canine Blood Heroes, as well as working with parvo puppies. Eva has two hamsters, Coffee and Bean, three cats, Oreo, Brownie, and Tiny and a dog named Rosie. Some of her favorite hobbies are fishing, being in the mountains, and going to the Colorado Gator Farm.


Registered Veterinary Technician

Samantha is a Registered Veterinary Technician with Animal Health Care Denver. She earned a bachelor’s degree in biology and has worked in the veterinary field for 2 years. The reward for Samantha is helping patients recover from an illness or injury and watching their progress as they get better. She has a soft spot for parvo puppies. She also works with Canine Blood Heroes to collect much needed blood donations. She lives with her dog, Scout. Samantha enjoys playing volleyball and hiking.


Veterinary Assistant

Yakelin is a Veterinary Assistant with Animal Health Care Denver. She graduated with her Veterinary Assistant certificate from Pima Medical Institute in Denver. Yakelin has been in the veterinary industry for about 3 years and is driven by wanting to help animals. She would like to work with large animals such as horses in the future. Having been raised in Mexico, Yakelin is bilingual in Spanish and English. She lives with a puppy poodle mix, Tuzi. Yakelin enjoys playing sports and being in the outdoors.


Veterinary Assistant

As a Colorado native, Kaila earned her Associates degree in veterinary technology from Bel-Rea and has been working in the veterinary field since 2020. She has had a passion and drive to help animals since a young age. She enjoys blood draws, catheter placement and most of all puppy kisses! Horses have been a big part of her life; Kaila enjoys trick riding her horse Cheyenne and training her other horse, Bouley. In addition to spending time with her horses, she enjoys spending time with family, friends, and her two cats, Kitty and Blackie.



Judy is a Receptionist with Animal Health Care Denver. She has worked in the veterinary field for 21 years, working with shelter animals for 6 of those years helping to find homes for lost or unwanted pets. Judy enjoys establishing relationships with the clients, as well as the patients. She lives with a pug named Kiwi who is a firecracker! Kiwi keeps Judy company while walking, gardening and just being outdoors.

Join the Animal Health Care Denver Family Today!

Located in the North Washington suburb of Denver. The hospital is directly off of exit 216 on I-25 and between E 68th Ave and E 66th Ave on Washington St.

Phone: 303-288-6800

  • Monday:
  • Tuesday:
  • Wednesday:
  • Thursday:
  • Friday:
  • Saturday:
  • Sunday:

Email Us: