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Casillas Veterinary Hospitals employs experienced and caring doctors who are committed to providing the highest-quality service for your pets. 

Dr. Juan F. Casillas
Dr. Casillas did his undergraduate work at Texas A&I and Texas A&M Universities, and received his Doctor of Veterinary Medicine from Tuskegee University. After graduating, he moved to California and opened Montebello Veterinary Hospital in 1971. During the course of his career, he has served on the Los Angeles Zoo Board and conducted a variety of educational programs to spread awareness about animal health. He is a member of the CVMA and the SCVMA, and a past president of the California Veterinary Board of Examiners.

Primary Hospital: Montebello

Dr. Sergio Castilla      
Dr. Castilla studied veterinary medicine in Cuba before immigrating to the United States.  He has worked with Casillas Veterinary Hospitals for more than three decades.  Today he is the chief veterinarian at the East Los Angeles location, and specializes in the care of dogs and cats.

Primary Hospital: Huntington Park