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New patients receive 15% OFF your first visit.

Welcome to Marion Veterinary Clinic
Call us at (618) 993-3722

After Hours Pet Emergency? Call us right away at (618) 694-0299


If you live in Marion or the surrounding area and need a trusted veterinarian to care for your pets – look no further. Marion Veterinary Clinic treats both small & large animals. Your pets’ health and well-being are very important to us, and we take every possible measure to give your animals the care they deserve.

Marion Veterinary Clinic is a full-service animal hospital and welcomes both emergency treatment cases, as well as pet patients in need of routine medical, surgical, chiropractic, and dental care. All of our doctors have years of experience treating serious conditions and offering regular pet wellness care. Furthermore, we offer routine & emergency farm calls to the Southern Illinois area and have a parking pad for trailers at our facility. Beyond first-rate pet care, we make our clinic comfortable, kid-friendly, and calm, so your pet can relax in the waiting room and look forward to meeting our veterinarian.

We are happy to offer a number of resources that enable you to learn about how to take better care of your pets. Please feel free to browse our site, particularly the informational articles. The best veterinary care for animals is ongoing nutrition and problem prevention, so becoming knowledgeable about preventative pet care is essential to the ongoing success of your animal’s health. If you have any questions, call (618) 993-3722 or email us and we'll promptly get back to you. Our office is very easy to get to -- just check out the map below! We also welcome you to subscribe to our newsletter, which is created especially for our Southern Illinois pet owners.

At Marion Veterinary Clinic, we treat your pets like the valued family members they are. We look forward to meeting you and your family!

Doctors & Staff - Marion Veterinary Clinic


Veterinary Topics

Featured Articles

Meet our Veterinarians

  • Dr.
    Allen Hodapp
    Dr. Allen Hodapp received his Doctorate of Veterinary Medicine from the University of Illinois in May of 2011. Dr. Hodapp’s interest in the veterinary field started very in childhood while helping at his grandparents dairy farm. He has special interests in large animal preventive medicine and education.
  • Dr.
    Hannah Thomas
    Dr. Thomas received her Doctorate of Veterinary Medicine from Auburn University. Her special interests include equine dentistry, reproduction, medicine, and lameness. Dr. Thomas’ life-long passion for animals started while growing up in Kentucky. She began riding and showing horses as a child and still finds time to show reining and Quarter Horses.
  • Dr.
    Melanie Rossin-Gray
    Dr. Melanie Rossin-Gray received her Doctorate of Veterinary Medicine from the University of Illinois. She has a special interest in exotic pets. Dr. Rossin-Gray’s love of animals began in her early childhood with the family pets. She cared for cats, dogs, horses, ferrets, exotic birds, and goats.
  • Dr.
    J. Craig Smith
    Dr. J. Craig Smith is the Practice Owner at Marion Veterinary Clinic. Dr. Smith received his Doctorate of Veterinary Medicine from Louisiana State University and has special interests in surgery, internal medicine, dermatology, and dentistry.

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Office Hours


8:00 AM-5:00 PM


8:00 AM-5:00 PM


8:00 AM-5:00 PM


8:00 AM-5:00 PM


8:00 AM-5:00 PM






Hear From Happy Pet Owners

  • "I'm very glad I started going here. They all are very friendly, nice people. They care about what's wrong with your animal & you. Won't go anywhere else & would recommend them to everyone."
    Tonya, Client