Dr. Johnson

Dr. Johnson


Dr. Tanner S. Johnson was born in South Carolina, but grew up in the sunshine state of Florida! He attended the University of Florida for both his undergraduate and doctoral studies, graduating in May of 2016. Following the call of adventure, he moved to Colorado shortly after and has never looked back.

During his studies, Dr. Johnson received an honorary certificate in veterinary dentistry and is a very strong advocate for dental health in pets. His other professional interests include soft tissue surgery, dermatology, and behavior. Dr. Johnson lives in Aurora with his partner and two pups: Terra, a 7-year-old female chocolate lab, and Dante, a 4-year-old male lab mix.

Dr. Vickers

Dr. Vickers


Dr. John Vickers is a Colorado native and graduate of Colorado State University. Initially, he had a career as a middle school teacher in Fort Collins teaching German, French, Spanish, and English Literature. A change of direction led to CSU’s School of Veterinary Medicine. Upon completing his professional degree, John and his family moved to Oregon where he worked as a mixed animal vet. He then returned to Colorado to become a small animal specialist in 2001.

His particular interests include internal medicine, surgery, dentistry, and ophthalmology. In August of 2007, he became the owner of Castle Pines Veterinary Hospital. When not busy at work, you can find him coaching baseball, riding his bike, running in the mountains, or arguing politics with anyone that will listen. He and his wife Diana make their home in Highlands Ranch with their three children Katie, Sarah, and Matt as well as their dog Gracie and cat Oliver.



Office Manager

Karen is a Colorado native who fell in love with animals at a young age of 4 when she got her first dog, “Greif of Candy Cane the Second”. She has raised 6 human children and countless of the fur, feather and scale variety. Her career in veterinary medicine was inspired by her daughter, who she is proud to say is now a veterinarian! Karen has devoted 13 years to the field and hasn’t looked back! Her hobbies include spending quality time with her husband and family, working in her yard, crocheting and playing with her fur babies.




Brianna was born and raised here in Colorado. Since she was a little girl she knew she wanted to be in the veterinary field. When she was 16 years old she got her first veterinary job and has loved it ever since. Brianna now has been a technician for 10 years.

Outside of work, she loves to go fishing and enjoy the beautiful mountains with her husband and daughter. Brianna is also committed to the bulldog breed. She does AKC conformation shows and breeds to the BCA standard. She is a huge health advocate for the breed and is wanting to always better the breed. Pictured below is her grand champion bulldog named Ruger. He had a very successful show career.

The highest quality care for those closest to you.


3480 Park Avenue West, Building G
Denver, CO 80216
Click here for directions.


Mon – Fri: 7:30 am – 6:00 pm
Sat: 8:00 am – 6:00 pm
Sun: Closed

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