Come see Dr. Koi at the Rocky Mountain Koi Show on August 28-31!
Welcome to Aspen Park Vet Hospital!
I'm Dr. Jena Questen. Most people call me Dr. Koi or Dr. Q.
As a certified aquatic veterinarian and head of the first fish hospital in Colorado, my mission is to provide expert and compassionate care for your finned companions. We offer a full range of services for koi and other aquatic animals, combining both traditional and innovative holistic treatments to help your fish live longer, healthier lives.

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Looking for more ways to connect with your pets and enhance their well-being? Then you'll want to check out Dr. Koi's YouTube channel, The1DrQ! It's packed with tons of free videos where Dr. Koi (DrQ) shares her expert advice on everything from animal training to holistic pet care and even aquatic medicine. You'll discover practical tips for positive reinforcement training, learn about keeping your pets healthy, and get a behind-the-scenes look at the amazing work they do at Aspen Park Vet Hospital and the ResqRanch. Tune in today!








If you're tired of being treated like an appointment slot, rather than a person, come see us!

Very kind, caring staff. They are really looking out for the well-being of the animals and their people!

Exceptional staff here. They are kind to both people and animals. Additionally, they spend extra time discussing details regarding the condition of your pet. Highly recommended.

I have been taking my cat, Katy, to see Dr. Q for years. Last December, Katy presented with some health concerns and I was able to get an appointment very quickly. Dr. Q and her staff have been amazing at helping me navigate the health concerns with Katy! At each appointment, Dr. Q has been great at explaining everything to me and making sure my questions are answered! In between appointments, the staff has also been very responsive if I have questions or concerns come up! Thank you Dr. Q and staff! Katy and I are very grateful for all the support and help!