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Open 7 Days a Week for Emergencies, Appointments (including exotic species) and More!

Call Today, 760-727-7622 or fill out the form below

Welcome to Palomar Animal Hospital
Your Veterinarian in Vista CA
Call us at (760) 727-7622

Pet Emergency? Call us right away at (760) 727-7622!

At Palomar Animal Hospital, we want to make trips to the veterinarian a positive experience for everyone. The comfort of our patients is always our highest priority. Our fear-free approach to veterinary care includes cozy blankets, yoga mats for better traction, and soothing music to put anxious pets at ease. Our level of compassion and personal attention to your family member is simply unmatched. It's these little touches that set us apart, and with our many years of experience we are the veterinary provider of choice in the Vista area

When you choose us, you'll get more than just a family'll get a lifelong partner in your pet's health care. We're open 7 days a week, so whether you need us in an emergency or just want to stop by for a visit, our door is always open!

Dr. Mark Handel
Dr. Linda Knox
Dr. Jennifer Nissen

Vista Veterinarian | Palomar Animal Hospital | (760) 727-7622

2331 S. Melrose Drive
Vista, CA 92081

Featured Articles

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Meet Our Skilled Team

Learn Who We Are

  • Dr.
    Mark Handel
    From the moment Dr. Handel read James Herriot’s novel All Creatures Great and Small, he knew veterinary medicine was his path in life. 30 years later, he still loves going to work every day to care for Vista’s pets!

    Read More
  • Dr.
    Linda Knox

    Since elementary school, Dr. Knox has always wanted to be a veterinarian, and that commitment has never wavered.  When it came to apply for college, she had already settled on UC Davis, the only veterinary school in California at that time. 

    Read More
  • Dr.
    Jennifer Nissen
    Although she majored in biology during college and thoroughly enjoyed her studies, Jennifer could not imagine sitting behind a lab bench for the rest of her career. She thought back to her love of animals, and realized veterinary medicine was the perfect way to combine her scientific interests with her passion for helping others!

    Read More

Contact Us

We look forward to hearing from you


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Office Hours

Our Regular Schedule

Palomar Animal Hospital


8:00 am-6:00 pm


8:00 am-6:00 pm


8:00 am-6:00 pm


8:00 am-6:00 pm


8:00 am-6:00 pm


8:00 am-4:00 pm


8:00 am-4:00 pm


Read What Our Clients Say

  • "Good facility easy parking, modern building. The Vets, vet techs and support staff are caring and compassionate and take the time to explain everything. While waiting to see the vet I have seen a wide variety of pets come through the reception area. I have taken my dogs here and to their old location for the last 20 years despite moving away from this practice."
    Claire G.
  • "Absolutely the only place I'd take my dogs"
    Jason B.
  • "Ms Knox ....the Doctor was extremely helpful and explained everything, so as I could understand. ...I know my Cat got the Best Care at Palomar Animal"
    Fay S.
  • "Love love love this veterinary office"
    Crystal P.
  • "This is the most respectful 3 Doctors. They tell you exactly what is going on with your baby"
    Tracy C.
  • "I really like Dr Knox, she was very knowledgeable and kind. She took a special interest in my goldendoodle and figuring out what was wrong."
    Kendall C.
  • "Dr. Mark and his staff are the best! Totally trust them."
    Ed S.
  • "Palomar Animal Hospital is a great place to take your animals. Dr. Handel and crew are the best. I've been bringing my dog here for four years and they are wonderful. Dr. Handel saved my brother's dog in an emergency. He was calm and literally brought him back from the brink. You can't go wrong with PAH. Great atmosphere and everyone has your pet's care as their number one priority."
    Michael N.