We want to welcome you and your your pet to Thomas Animal Hospital. Dr. Dwight Thomas, DVM and his team of caring, well-trained staff are here to help you with all of your pet's veterinary needs. We know that your pets are like family and we believe that they deserve expert medical care just as much as the human members of your family do.

Our Services Include:

  • Wellness Exams and Vaccines
  • Flea/Tick and Heartworm Prevention
  • New Puppy/Kitten Care
  • Urgent and Emergency Care
  • Diagnostic Blood Testing and Radiology
  • Spay and Neuter Procedures
  • General Surgery
  • Dental Procedures

Thomas Animal Hospital

2714 Broadway Street
Mount Vernon, IL 62864

Phone: (618) 242-3325


Hours of Operation

Monday-Friday: 8:00 a.m.-5:30 p.m.
Saturday: 8:00 a.m.-12:00 p.m.
Sunday: Closed


Office hours are by appointment only. Our team will attempt to accomodate your appointment requests and to schedule your pet's next visit within a reasonable time frame. If your pet needs urgent care or emergency services during hospital hours, please call in advance so that our team can properly prepare for your arrival.

After Hours Emergencies

If you and your pet experience an emergency after hospital hours, please call our office and an answering machine will instruct you on how to reach Dr. Thomas at his personal phone number and will refer you to the nearest 24-hour veterinary emergency hospital if he cannot be reached.

Payment Options

Full payment is due at the time of service. For your convenience, we accept cash, checks (processed electronically), debit cards, and credit cards (Visa, Mastercard, Discover, CareCredit). We understand that unexpected emergencies may present a financial challenge to
some and we promote the CareCredit card as a great way to pay for a pet's unplanned care. CareCredit offers special financing, low-monthly payment options, no up-front costs and no pre-payment penalties. To apply for CareCredit, please visit www.carecredit.com or apply in person at our hospital.