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Grand Animal Hospital

Grand Animal Hospital is a veterinary practice in Diamond Bar, CA. Its website lists wellness & preventive exams, vaccinations, dentistry and surgery, plus 1 other service shown below. It says it is accepting new patients.

Treats:✓ Dogs✓ Cats? Exotic pets? Farm & equine? = not confirmed — ask when you call.

Contact & location

Address
1114 Diamond Bar Boulevard, Diamond Bar, CA 91765
Phone
(909) 323-2860
Website
https://www.grandvets.com/
Hours
Monday10am–8pm
Tuesday10am–8pm
Wednesday10am–8pm
Thursday10am–8pm
Friday10am–8pm
Saturday12am–satur
Sunday8am–6pm
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What Grand Animal Hospital says it offers

From their own website, read September 18, 2026. Not listed doesn't mean not offered — confirm when you call.

Services listed

  • Wellness & preventive exams
  • Vaccinations
  • Dentistry
  • Surgery
  • Spay & neuter
Appointments
Same-day appointments · Accepting new patients

Data status: Compiled from public sources on 2026-07-27; not independently verified.Spot an error? Report a correction.

If Grand Animal Hospital is closed

General practice, not an emergency hospital. Posted hours show it closed on Saturday. For anything that cannot wait, use one of the emergency hospitals below.

Nearest 24-hour emergency hospitals

Drive times are straight-line estimates.

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Other vets near Diamond Bar, CA

Ordered by distance.

Suspected poisoning: call ASPCA Animal Poison Control on (888) 426-4435 (24/7, consultation fee applies) on the way in.