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East Valley Emergency Pet Clinic

938 N Diamond Bar Blvd, Diamond Bar, CA, 91765

East Valley Emergency Pet Clinic provides veterinary urgent and emergency care in Diamond Bar, CA for dogs and cats. Open weeknights from 6:00 PM to 8:00 AM, and 24 hours on weekends and major holidays for veterinary emergencies.

Call (909) 861-5737

8 servicesDogs, Cats

EmergenciesOpen weeknights from 6:00 PM to 8:00 AM, and 24 hours on weekends and major holidays for veterinary emergencies.

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Before you call

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What they do

8 services, one practice.

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Urgent CareDigital Radiography (X-rays)UltrasoundEmergency and Soft Tissue SurgeryTrauma ManagementToxicity and Poison ManagementPain ManagementAcute Gastrointestinal Care

What East Valley Emergency Pet Clinic says

In their own words, from eastvalleyurgentcarepetclinic.com, read October 11, 2026.

Walk-ins welcomeWalk-ins 10:00am-11:00pm
SurgeryIf your dog or cat needs emergency surgery, we can quickly prep your pet for surgery
X-rays · UltrasoundWe have an in-house digital imaging area where we can perform x-rays and ultrasounds

Before the bill

Pet insurance covers the next thing, not this one.

Anything already going on counts as pre-existing from the day a policy starts. That is why the time to look is before the visit that costs, not after it.

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Who they treat

2 species under this roof

DogsCats

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Compiled from public records and eastvalleyurgentcarepetclinic.com, October 7, 2026. Not affiliated with PawsRx unless claimed, and details change, so confirm anything that matters when you call. Request removal.