Meet Our Veterinarian Team

Leah Nagel

DVM

Dr. Leah Nagel earned her Doctor of Veterinary Medicine from Tufts University. She holds certifications in Feline Friendly Practice, Veterinary Medical Acupuncture, and is Fear Free certified, with advanced training in low-stress handling techniques. She has several years of valuable, hands-on experience with a strong foundation in internal medicine, dentistry, and pet behavior.

Dr. Nagel’s passion for veterinary medicine began early in life, inspired by her love for animals and the opportunity to combine problem-solving with hands-on care to support pets and their families. Her diverse clinical experience across multiple practice settings and species has further strengthened her commitment to providing compassionate, individualized care to every pet and their family.

Outside of work, Dr. Nagel loves exploring the outdoors, experimenting with new recipes, discovering local hidden gems, and enjoying quality time at home with her husband, son, two cats, and assortment of tropical fish.

Dr. Kat Viert

DVM

Dr. Kat Viert, a Fort Collins native, has always had a deep love for animals and giving back to her community. After graduating from Midwestern’s College of Veterinary Medicine in Glendale, Arizona, she knew she would find her way back to Fort Collins. Colorado has always held a special place in her heart. Dr. Viert has always been driven to be a great and empathetic resource to her patients, clients, and colleagues. Her passions range from seeing pocket pets, performing soft tissue surgery, pain management, nutrition, and preventive medicine- especially when working with clients to develop the best plan for their beloved family members together. In her free time, she enjoys spending time with her fur kids and family. As an unabashed and self-proclaimed nerd, Kat is often found gaming with her husband, Andy, or playing board games with friends. Dr. Viert will also hunt for any excuse to be outside with her two dogs, Merlin and Kiki. And occasionally her handsome cat, Toothless will get to join in the fun too! You can catch her exploring the outdoors in the summer or cuddling up on the couch with Merlin and Toofie, a steaming cup of tea, and her most recent art project in the winter.

Dr. Krista Shinew

DVM

Dr. Krista Shinew earned her Doctorate of Veterinary Medicine from VMRCVM. She specializes in emergency medicine and orthopedic surgery. She takes pride in delivering the best possible care to every one of her clients. Beyond her veterinary work, she enjoys tending to her hobby farm with Clydesdales, Belted Galloways, bees, and chickens, and spends quality time with loved ones. A fun fact about Dr. Shinew: she is a former concert organist. Her beloved pets include two Clydesdales (Tessa and Karla), a small herd of Belted Galloway cows (all of them have names), a goat named Bella, a donkey named Wilbur, four barn cats (Mickey, Minnie, Nala, Simba), and a Ragdoll cat named Winston, who reigns over the entire farm.

Dr. Mike Jewell

DVM

Dr. Mike Jewell is a 1999 graduate of CSU Veterinary School. He hails from the western slope of Colorado and has practiced veterinary medicine in the Fort Collins/Loveland area since 2000. He has a special interest in surgery, both orthopedic and soft tissue. Dr. Mike has also developed his own computer repair business, a hobby of his since childhood. His other hobby is his car—a 1956 Ford Victoria. And although he works every day alongside his wife Dr. Brenda, he still loves to spend time with her outside the clinic doing landscaping and home improvement projects.

Dr. Bethany Liebig

DVM

Dr. Bethany Liebig recently earned her Doctorate of Veterinary Medicine from Colorado State University, where she completed a combined DVM-PhD program over eight years. Earning her PhD in 2022, she specialized in stem cells and orthopedics, and she is excited to bring her expertise to clinical practice as a new graduate.

Dr. Liebig’s professional interests include surgery, dentistry, and reproduction, with a particular passion for orthopedic surgery, which she shares with her mentor, Dr. Mike. She prides herself on empowering pet owners through education, helping them make informed decisions for their beloved animals.

Outside of her veterinary work, Dr. Liebig enjoys exploring the world with her husband, Peter, and their two young daughters, Marion and Ottilie. She is an avid CrossFit and Olympic weightlifting enthusiast, enjoys skiing, and appreciates relaxing with a beer alongside family and friends.

Originally from upstate New York, Dr. Liebig grew up on a dairy farm and moved to Colorado in 2012 for what was meant to be a short stay—only to fall in love with the state and make it her home. She shares her life with two dogs, Vail, a red heeler, and Fennec, a tripod shepherd mix, as well as two cats, Porter and Stout, who are known for their playful antics.

Dr. Meisen Mok

DVM

Meisen Mok, DVM was born and raised around the Morristown area of New Jersey. Growing up, he worked with wildlife, large animals and even did research in academia at a heartworm research laboratory. Dr. Mok received his Doctorate of Veterinary Medicine from Colorado State University in 1997. He has been active in the field of racing Greyhound adoption and Greyhound-related veterinary care and worked as an associate veterinarian at small animal clinics in Colorado for over 20 years practicing medicine and surgery. He then helped start a not-for-profit small animal clinic located in South Carolina. Dr. Mok enjoys all aspects of veterinary medicine, especially preventative medicine and client education. He spends his free time with his wife Irene, daughter Abby, their dachshund Shadow, Pomeranian mix Fancy, and retired racer Chloe.

Dr. Brenda McClelland

DVM

As a hospital manager and a veterinarian, you can see that Dr. Brenda McClelland has the toughest job of all. A 1997 graduate of CSU Veterinary School, she has written for Cat Fancy magazine and was featured in the book The Angel By My Side, the story of a Golden Retriever who alerts people to impending heart attacks. She and her husband Dr. Mike share their home with 2 cats and she enjoys gardening, movies and board games.

Sarah

Practice Manager

Sarah Cliffton is an accomplished Practice Manager who earned her B.S. Degree from Colorado State University, with a minor in Business. She takes immense pride in her ability to connect with pets who may feel anxious or scared during their vet visits. Her close rapport with these furry companions is a testament to her dedication. Beyond work, Sarah enjoys traveling, camping, hiking, cooking, and watching movies.

Ally 

Receptionist

Ally Lytle is a Receptionist with a degree from the University of Wyoming, exudes a deep sense of compassion and strives to create an environment where clients and their families feel at ease. Beyond work, she enjoys playing with her dog, Ian, playing musical instruments, and reading.

Aubrey

Assistant

Aubrey Gurkin excels as a veterinary assistant at The Pet Wellness Clinic. With veterinary medicine training from Front Range Community College, Aubrey deeply influences our cherished animal companions. Her abundant passion and energy manifest in the affection she showers on each clinic visitor, translating into attentive care. Beyond work, she enjoys gaming and spending time with her dogs, Raiden and Khaleesi.

Mayuko

Head RVT

Mayuko Tamoto is a devoted veterinary professional at The Pet Wellness Clinic, impacting animal care since 2007. With a passion for pets, she delivers exceptional services, combining expertise and a nurturing approach. Mayuko’s education includes Veterinary Technology from Front Range Community College and Microbiology at Colorado State University. She specializes in Canine Physical Rehabilitation from the University of Tennessee, focusing on senior pets, athletes, and recovery. She excels in personalized care, helping pets regain mobility and quality of life as a Canine Rehabilitation Certified Professional.

Dominique 

Vet Tech Assistant

Dominique Soto is a dedicated Vet Tech Assistant who has transformed her passion for animals into a career focused on nurturing the well-being of both pets and their devoted owners. With a degree from Colorado State University (CSU) and an unwavering commitment to creating positive veterinary experiences, Dominique stands at the forefront of compassionate veterinary care. Outside of her role in the clinic, Dominique enjoys spending time with her family, fur-babies, and humans alike. She also enjoys hiking and reading.

Eileen

RVT

Eileen Henniger is a dedicated and compassionate Registered Veterinary Technician who goes above and beyond to ensure the well-being and comfort of her furry patients. With a strong educational background from both Colorado State University (CSU) and Front Range Community College (FRCC), Eileen brings a wealth of knowledge and expertise to her role. Eileen’s passion for animal care is evident in her commitment to making every patient’s experience as stress-free and comfortable as possible. beyond work, she enjoys exploring/hiking natural areas, spending time with family and friends, and reading.

Angee

RVT

Angee Kummer, RVT, is a compassionate Registered Veterinary Technician with over 4.5 years of experience. A graduate of Front Range Community College, she excels in creating a comforting environment for her patients. Outside of her fulfilling veterinary career, Angee treasures quality moments spent with her family. She shares her life with an amazing 11-year-old son, their cherished dog Chunk, and two adorable feline companions, Diva and Felix. Their family enjoys creating precious memories through outdoor activities like hiking, camping, and picnicking. Angee’s dedication to both her professional and personal life reflects her deep care and commitment to animals and the people who love them.