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About Us

Thorn Avenue Animal Hospital is a family-owned, multi-generational, companion animal hospital located in Orchard Park, New York.  The practice was opened in 1991 by Orchard Park native John S. Clauss, and is now run by his sons, Joseph and Peter Clauss.


At Thorn Avenue, we strive to provide exceptional service and medical care for our canine and feline patients and their families.  Our goal is to provide high-quality medicine at a reasonable price.

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