Meet the Team
Veterinarians
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Dr. Ashley Barnes
Owner & Veterinarian
Dr. Ashley always had an interest in medicine in general but after volunteering for a puppy rescue, she fell in love with veterinary medicine. She earned her Doctor of Veterinary Medicine degree at Colorado State University in 2009 where she graduated Summa Cum Laude. Afterwards, she did a yearlong internship at Wheat Ridge Animal Hospital before settling into general practice in the Boulder area. Dr. Ashley always dreamed of owning her own hospital and is very excited this dream has come true. Dr. Ashley believes in practicing high quality medicine tailored to each individual pet and client's needs. She is also passionate about improving the mental wellbeing of individuals in the field along with strengthening relationships with clients. Dr. Ashley enjoys practicing all aspects of veterinary medicine but especially loves dentistry, preventative care and ultrasounds.
When not practicing and running a hospital, Dr. Ashley enjoys playing softball, practicing karate, reading and cooking. Dr. Ashley shares her home with her black cat, Loki and is planning on welcoming a new puppy in the near future!
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Dr. Ami VanDeventer
Associate DVM
Dr. Ami decided at age 9 that she wanted to be a veterinarian. She was able to make this dream become a reality when she graduated with both a Bachelors in Biochemistry and Nutrition from Virginia Tech, and a Doctorate from the Virginia-Maryland Regional College of Veterinary Medicine in 1995. After 2 years of practice in Northern Virginia, Dr. Ami moved to Boulder for the lifestyle, and to run a busy veterinary ER. After 6 years in emergency medicine, and 20 years in general practice in the Boulder area, Dr. Ami is proud to join Dr. Ashley at Coal Creek Animal Hospital!
Dr. Ami strives to maintain a healthy work-life balance, while juggling life with her husband, 2 adolescent kids, 2 dogs, 1 cat, 2 axolotls, 4 tiger salamanders, 2 gerbils, 2 hermit crabs, and a motley collection of fish, shrimp and other aquatic species. She enjoys traveling with her family,live music, cooking and gardening. Dr. Ami comes from a family of lifelong learners and educators, and embraces this tradition as she pursues her 3 rd degree black belt in Tae Kwon Do, serves as a substitute teacher, and mentors students with interest in veterinary medicine. Within veterinary practice, Dr. Ami has a special love of dentistry, senior pet care, and Addison’s Disease (the best disease in the world!)
Client Service Specialists
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Erika Kleronomos
Lead Client Service Specialist
Erika's veterinary journey started with a stray kitten in Florida back in 2006! That chance encounter led her to a fulfilling career, and in 2012, she brought her talents to Colorful Colorado! As the Lead Client Services Specialist at Coal Creek Animal Hospital, Erika cherishes the connections she makes with clients, patients, and her team. When she's not at the clinic, you can find her curled up with a good book, working on a puzzle, practicing yoga, exploring local trails, or dreaming up puns for her colleagues. She shares her life with her wonderful husband and her beloved senior cat, Mugsy.
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Sarah Andres
Client Service Specialist
Sarah has been in the field of physical therapy for the past 22 years, supervising for the past 15 of those years. She is extremely excited for this career shift to help create a caring space, helping people and animals alike. Sarah is a Colorado native and grew up in Boulder. Outside of work she enjoys spending time with her husband, two sons, her cat Charlie, and her bunny Ash. She loves traveling, outdoor activities, volleyball, running and being on the ninja warrior team with her son.
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Anna Schneemann
Client Service Specialist
Here we have Anna, receptor extraordinaire! A lover of animals and their humans. Originally from Colorado. Anna has been a receptionist in the veterinary field for over 10 years. One of her favorite positions was at the ASPCA in NYC working at the emergency hospital. Anna and her husband Adam spend the majority of their time exploring with their three children Oriana 7y, Virgil 6y, and Gabriel 2y. They have two axolotls and hope to adopt a puppers to join their family soon!
Veterinary Assistants
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Rhonda Maidhof
Veterinary Assistant
Rhonda grew up on a working farm in Iowa with a menagerie of animals. She began her career in veterinary medicine as a technician before she started a family with her husband. After raising 2 wonderful sons, she returned to the field as a veterinary assistant working at a general practice in the Boulder area. Rhonda is proud to join Dr. Ashley at Coal Creek Animal Hospital as a veterinary assistant and inventory manager. She enjoys keeping everything organized at the hospital, filling prescriptions, doing blood draws, and interacting with the clients and their furry family members. Rhonda has a rescue dog named Basil who is always up for a game of fetch, a walk, or a hike up a fourteener. Basil is also a blood donor, helping pets in need. Rhonda also has a 120 gallon saltwater fish tank full of beautiful corals and fish. She currently volunteers for the Colorado Fourteeners Initiative, helping educate hikers about Leave No Trace principles. When Rhonda is not at work or hiking the trails, she can be found on her bike, on a paddle board, on a pickleball court, knitting, sewing, or baking treats!
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Madison Greves
Veterinary Assistant
Madison began her path in veterinary medicine when she started shadowing Dr. Ashley in high school. She graduated from Colorado State University in 2024 with a Bachelor of Science in Biology with a minor of Biomedical Sciences. Madison hopes to attend veterinary school and become a mixed animal veterinarian.
Madison has a background working with wildlife and is rescue certified. In addition to this, she has research experience, is involved with a spay neuter clinic, as well as an organization that aims to provide veterinary care to those who are houseless.
In her free time, Madison loves to read, crochet, listen to true crime podcasts, and relax with her cat, Goose.
Registered Veterinary Technicians
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Kellyn Brothis
Registered Veterinary Technician
Kellyn graduated from Bel-Rea Institute of Animal Technology in 2010, and has worked as a veterinary technician in both Colorado and Alaska. Helping animals has always been her dream, which led her to become a veterinary technician.She is passionate about dentistry, feline medicine, and laboratory procedures. When she’s not at work, you can find her in the mountains, running, hiking/backpacking, snowboarding, brewing beer, or on a soccer field. Her favorite race of all time is Mount Marathon, in Seward Alaska. Kellyn's happy place is at home with her husband, their four cats, two ducks, and rez dog rescue.
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