Your pet's health is our top priority!
Located at the corner of Michillinda Avenue and Sierra Madre Boulevard in Pasadena, California, Sierra Madre Animal Hospital has been serving the Pasadena, Sierra Madre, Arcadia, Hastings Ranch, and surrounding communities for many years. We are dedicated to providing personal, honest, affordable, high-quality veterinary medicine with the best customer service around.
About Us
Sierra Madre Animal Hospital was established in November 2013, when Dr. Walter Cailleteau purchased the hospital formerly known as Hastings Animal Hospital. Dr. Cailleteau has over 20 years of experience practicing veterinary medicine and surgery in Southern California. Our staff is highly trained, and we pride ourselves on providing a clean, inviting, and calm environment for all our patients and clients.
Our Services
As an advanced, full-service veterinary hospital, we offer a range of services to ensure the health and well-being of your pets. These services include:
- Comprehensive examinations
- Vaccinations
- Preventative care
- Senior wellness
- Microchipping
- Boarding
- Dental cleaning
- Spaying and neutering
- Internal medicine
- Hospitalization
- Soft tissue surgery
- Laboratory testing
- Digital radiography
- Ultrasonography
Our Staff
We are proud to have a talented and dedicated team of veterinary professionals who are committed to providing you and your pets with exceptional care. Our veterinarians have extensive experience and expertise in their fields, and our veterinary assistants and technicians are highly trained to provide the best possible care for your pets.
Dr. Walter Cailleteau
Dr. Cailleteau was born in Santa Monica, California, and grew up in suburban Texas. He received his Bachelor of Science degree in Veterinary Science from Texas A&M University and his Doctor of Veterinary Medicine degree from Texas A&M University College of Veterinary Medicine. After completing his internship, Dr. Cailleteau moved to the Los Angeles area and worked as an associate veterinarian at VCA Miller Animal Hospital in West Hollywood, California. In 2013, he purchased Hastings Animal Hospital and renamed it Sierra Madre Animal Hospital.
Services
In addition to our veterinary services, we also offer digital radiography, laboratory testing, and ultrasonography. Our in-house laboratory allows us to perform a variety of tests, including blood work, urinalysis, and parasite testing. We also have a digital radiography room, which allows us to perform X-rays and other imaging tests quickly and accurately.
Contact Us
If you have any questions or concerns about our services or would like to schedule an appointment, please call us at (626) 351-8863. We look forward to meeting you and your pets!
Overall Experience
The majority of reviewers had a positive experience at Sierra Madre Animal Hospital, praising the staff and doctors for their kindness, helpfulness, and knowledge. Many reviewers appreciated the transparency and honesty of the doctors, and felt that they were treated with care and respect.
Staff and Doctors
The staff and doctors at Sierra Madre Animal Hospital received high praise from reviewers, with many commenting on their kindness, friendliness, and professionalism.
Affordability
Several reviewers mentioned that the hospital was affordable and reasonably priced, with one reviewer comparing the cost of a vaccination to another hospital's quote, which was significantly higher.
Communication
Some reviewers appreciated the hospital's communication style, with one reviewer mentioning that the staff called them to let them know what was going on during their pet's visit.
Wait Time
One reviewer mentioned that the wait time was a bit long, but this did not detract from their overall positive experience.
Negative Experience
One reviewer had a negative experience, stating that the hospital lacked a sense of urgency and that their pet died waiting for tests. Another reviewer was disappointed that they did not get to speak with the doctor directly.

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