
Dr. Donald “Doc” Buller
Founder
Dr. Donald “Doc” Buller founded Bethalto Animal Clinic in 1976 and dedicated 30 years to caring for animals before retiring from full-time practice in 2006. Born and raised in St. Louis, Missouri, alongside his two sisters, Doc built a career centered on compassionate care for dogs, cats, cattle, pigs, and horses.
Outside of veterinary medicine, he enjoys duck and goose hunting, fishing, and woodworking. He also treasures spending time with his three grandchildren and four step-grandchildren, who continue to bring him great joy.
Doc’s dedication, hard work, and vision established the foundation for Bethalto Animal Clinic, and his legacy continues to inspire the team and community he helped build.

Dr. Daniel Buller
Veterinarian
Dr. Daniel Buller joined Bethalto Animal Clinic in 2000 after earning his Doctor of Veterinary Medicine from the University of Missouri College of Veterinary Medicine. Before veterinary school, he completed his undergraduate studies at Lewis and Clark Community College and Eastern Illinois University. As a proud Mizzou graduate, he’s always happy to say, “Go Mizzou!”
Dr. Buller has a special interest in internal medicine and anesthesia for cats and dogs. He enjoys the challenge of diagnosing and treating complex medical conditions while ensuring patients receive safe, compassionate care throughout every stage of treatment.
Over the years, Dr. Buller has built lasting relationships with generations of pets and their families. His experience, dedication, and commitment to high-quality veterinary medicine continue to make him a trusted member of the Bethalto Animal Clinic team.

Dori, CVT
Certified Veterinary Technician, Lead Technician
Dori has been a valued member of the Bethalto Animal Clinic team since 2015. She earned her Bachelor of Science with a focus in Animal Health Technology from Murray State University in 2009 and has dedicated her career to providing compassionate care for animals.
Outside of the clinic, Dori enjoys spending time outdoors with her husband, Andrew, and their daughters, Juliette and Evelyn. They live in Brighton with their two dogs, Walter and Loki, and their cat, Gracie.
An avid gardener and plant enthusiast, Dori believes she was meant to care for living things, whether they have paws or leaves. Her compassion, knowledge, and nurturing nature make her a valued member of the Bethalto Animal Clinic team.

Melissa, CVT
Certified Veterinary Technician and Inventory Manager
Melissa has been a Certified Veterinary Technician and veterinary nurse since graduating from Hickey College in 2013. As the clinic’s Inventory Manager, she plays an important role in keeping the hospital running smoothly while also helping provide exceptional care to patients.
Melissa lives in Hamel with her husband, their three sons, and their beloved dog, Teddy. She enjoys getting to know clients and their pets and loves being part of their healthcare journey.
Melissa’s experience, friendly personality, and dedication to both her patients and their families make her a valued member of the Bethalto Animal Clinic team.

Heather, CVT
Certified Veterinary Technician
Heather has been a Licensed Veterinary Technician since 2009 after graduating from the Vet Tech Institute at Hickey College. She joined the Bethalto Animal Clinic team in 2023 and enjoys being part of a compassionate group dedicated to providing exceptional care for pets.
Heather lives in Alton with her husband, Cody, their daughter, Madisyn, and their two cats, Mojo Jojo and Salmin. Outside of work, she enjoys playing bass guitar, video games, and spending quality time with her family.
Heather’s experience, compassion, and positive attitude make her a valued member of the Bethalto Animal Clinic team.

Shelby
Veterinary Assistant
Shelby began her career in veterinary medicine in 2014. She stepped away from the field from 2016 to 2019 to serve in the military, but her passion for animal care led her back to veterinary medicine. She loves helping pets and their families while continuing to grow in a career that has always been close to her heart.
At home, Shelby has two dogs, Scout and Cyrus, and a cat named Sullivan, who definitely have her wrapped around their paws. When she’s not at the clinic, she enjoys spending time with her pets, family, and friends, and is always ready for her next adventure.
Shelby’s dedication, compassion, and love for animals make her a valued member of the Bethalto Animal Clinic team.

Bailey
Veterinary Assistant
Bailey has been working in the veterinary field since 2021 and has had a passion for animals for as long as she can remember. She earned her Bachelor’s Degree in Biology from Southern Illinois University Edwardsville (SIUE) in 2020 and is currently enrolled in an online veterinary technician program as she works toward becoming a licensed veterinary technician.
Outside of the clinic, Bailey teaches and choreographs for Dazzler Dance Company, a local competitive dance team. She also enjoys spending time with friends and family and relaxing at home with her husband, their daughter, and their three dogs, Ricca, Wilbur, and Franklin.
Bailey loves meeting the pets who come through the clinic doors and looks forward to sharing her compassion and enthusiasm with every patient she cares for. Her dedication to learning and genuine love for animals make her a valued member of the Bethalto Animal Clinic team.

Rosa
Veterinary Assistant
Rosa has worked in both human and veterinary medicine since 2012 and is proud to have found her home at Bethalto Animal Clinic. She is passionate about caring for pets and believes every animal deserves to be treated with the same love and compassion she would give her own. Helping patients feel better and supporting their families throughout their care is what she enjoys most about veterinary medicine.
Outside of the clinic, Rosa loves spending time with her wonderful husband, their two daughters, and all of their pets at home. She also enjoys being with family and friends, riding her horse, and making the most of every moment together.
Rosa’s warm heart, dedication, and genuine love for animals make her a valued member of the Bethalto Animal Clinic team.

Kathleen
Veterinary Assistant
Kathleen grew up in Wood River and is passionate about pursuing a career in veterinary medicine. She earned both her bachelor’s and master’s degrees in Animal Science from Illinois State University and will be attending Lincoln Memorial University to begin veterinary school as she works toward her goal of becoming a veterinarian.
Outside of the clinic, Kathleen enjoys spending time with family and friends, staying active at the gym, and trying new restaurants.
Kathleen’s dedication to learning, compassionate nature, and love for animals make her a valued member of the Bethalto Animal Clinic team.

Christy
Lead Receptionist
Christy has been part of the veterinary profession since 1992 and has worked alongside Dr. Buller for more than 25 years. After spending approximately 24 years as a veterinary nurse, she now primarily serves as a receptionist, though clients may still see her lending a hand in exam rooms from time to time.
She lives in Wood River and enjoys spending time with her two grown daughters, her grandson, and her pets, including her dog, Yeti, and four cats, among them her two hairless Sphynx cats, Pearl and Elmer.
When she’s away from the clinic, Christy loves soaking up the summer sunshine, relaxing by the pool, and listening to music. Her decades of experience and welcoming personality make her a valued member of the Bethalto Animal Clinic team.

Kim (“Kimmie”)
Receptionist
Kim, affectionately known as “Kimmie” by her coworkers, has been welcoming clients and their pets to Bethalto Animal Clinic since 1988. She loves the relationships she has built over the years with both clients and her fellow team members, making the clinic feel like a second family.
A lifelong resident of the area, Kim is happily married to her husband, Larry, and is the proud mother of Carmen and Cole. At home, she enjoys spending time with her two dogs, Noel and Rosie, reading, relaxing, and making memories with her family.
After decades of caring for clients and their pets with warmth and kindness, Kim remains a cherished member of the Bethalto Animal Clinic team.

Sherri M.
Receptionist
Sherri joined Bethalto Animal Clinic in 2022 and has been working in the veterinary field since 1997. She enjoys educating pet owners and helping them provide the very best care for their furry family members, making every client interaction both meaningful and rewarding.
Sherri is happily married and is the proud mother of three grown children and grandmother to four wonderful grandchildren. She shares her home with two dogs, Jack and Gus, and two cats, Zip and Bart.
Outside of work, Sherri loves traveling, reading, photography, and spending time with family, friends, and her dogs. One of her favorite adventures was checking off a lifelong bucket list trip to Alaska, where she had the unforgettable experience of seeing Coastal Brown Bears up close.
Sherri’s years of experience, welcoming personality, and passion for client education make her a valued member of the Bethalto Animal Clinic team.

Sherry C.
Receptionist
Sherry has been welcoming clients and their pets to Bethalto Animal Clinic since 2017. She enjoys getting to know the families who visit the clinic and helping create a warm, friendly experience from the moment they walk through the door.
She and her husband live in Rosewood Heights and are proud parents of two daughters. They also enjoy spending time with their son-in-law, two grandsons, and granddaughter, who keep family life fun and full of special memories.
Outside of work, Sherry loves being with her family, playing with her grandchildren, and spending time outdoors working in the yard. Her caring personality and welcoming smile make her a valued member of the Bethalto Animal Clinic team.

Alex
Receptionist and Veterinary Assistant
Alex has been part of the Bethalto Animal Clinic team since 2022, where he enjoys welcoming clients and helping create a positive experience for pets and their families.
He lives in Moro with his family and his three Mini Australian Shepherds. Outside of work, Alex enjoys spending time outdoors with his dogs and tackling projects around the yard.
Alex’s friendly personality and dedication to client care make him a valued member of the Bethalto Animal Clinic team.

