At Cornerstone Animal Hospital, we understand that your pet is more than just an animal – your pet is a part of your family and we are committed to providing them the quality care they deserve and you expect.


Our approach to veterinary medicine is based on our desire to help your pet live a long, healthy life. Whether your pet walks, swims, slithers or flies they are a vital, irreplaceable part of your life and we are honored when you entrust us with their care. Our lifelong love of all animals motivates us to keep abreast of the latest advances veterinary medicine has to offer. From our investment in state-of-the-art medical equipment to the caring, compassionate attitude of our entire staff, we strive to always deliver the best possible care for you and your pet day or night.


We offer services in animal hospitals and we specialize in cats, dogs, horses, internal medicine, orthopedic surgery, and small animals.

Our Doctors:

• Terrance E. O’Brien, DVM
• James A. Cline, DVM

• Jennifer E. Schirding, DVM

• Ericka R. Dailing, DVM

Cornerstone Animal Hospital
Address: 100 E 4th St
Pleasant Plains, IL 62677
Phone: (217) 626-2606

For Emergency: Please contact our Petersburg Veterinary Clinic Office at (217) 632-7713
Hours of Operation:
Monday, Tuesday, Thursday, &  Friday 8AM to 5PM
We Accept:

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