Helping Pets since 1981

Animal Hospital of Walnut offers you and your four legged family member all of the veterinary services they need to have a long, healthy and comfortable life. Our medical, diagnostic, surgical and dental services will be delivered with the highest quality and best care and comfort we can.


Our Veterinarians

Genevieve LeClair, DVM

Co-Medical Director


Christiana Otterson, DVM

Co-Medical Director

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Alison Hoffman, DVM

Associate Veterinarian

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We are proud to maintain the highest standards for Veterinary Hospitals and practices.

We serve the cities of Diamond Bar, Walnut, Covina, Phillips Ranch, Hacienda Heights, Pomona, Chino, Chino Hills, and beyond.