Dr. Zijin Zhou

Zijin Zhou, DVM, DACVD, is a board-certified veterinary dermatologist and head of the Dermatology Service. He’s excited to bring dermatology to Guardian Veterinary Specialists as

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Dr. Melissa Milligan

Melissa Milligan, VMD, DACVIM (SAIM), joined the Internal Medicine Team at Guardian Veterinary Specialists in 2022. She is originally from Philadelphia, Pennsylvania. Dr. Milligan received her

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Dr. Sue Ettinger

Dr. Sue Ettinger is a practicing veterinary cancer specialist, international speaker, book author, and vlogger (video blogger). She is one of approximately 450 board-certified specialists

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Dr. Rachael Sirois

Dr. Rachael Sirois, VMD (Internal Medicine) originally from Massachusetts, received her Bachelor of Science from Stonehill College, just outside of Boston. Prior to attending veterinary

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Dr. Jessica Eich

Jessica Eich, DVM, DACVIM (Neurology) grew up in South Florida where she spent countless hours with her father, a general practitioner and practice owner of

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Dr. Doug Palma

Dr. Doug Palma – Board Certified in Veterinary Internal Medicine Doug Palma, DVM, DACVIM (Small Animal Internal Medicine), graduated from The Ohio State  University College

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Dr. Richard Joseph

Dr. Richard Joseph – Board Certified in Veterinary Neurology Richard Joseph, DVM, DACVIM (Neurology), has been in clinical practice as a veterinary neurologist since 1989.

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Dr. Jeffrey J. Runge

Dr. Jeffrey J. Runge – Board Certified in Veterinary Surgery Jeffrey J. Runge, DVM, DACVS,  is an internationally recognized board-certified surgeon who holds the honor

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Dr. Laura Ateca

Dr. Laura Ateca – Board Certified in Emergency and Critical Care Laura Ateca, VMD, DACVECC, is the attending criticalist of the Emergency and Critical Care 

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Dr. Kyle Tofflemire

Kyle Tofflemire Board Certified in Veterinary Ophthalmology Kyle Tofflemire, DVM, DACVO, earned his veterinary degree from Texas A&M University. He then completed a small animal

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Our Locations

Guardian Veterinary Specialists
24/7 Emergency and Specialty Care
Guardian Veterinary Emergency Orange County
Night, Weekend & Holiday Emergency Care
Mon6:00 PM. – 7:00 AM
Tue6:00 PM. – 7:00 AM
Wed6:00 PM. – 7:00 AM
Thu6:00 PM. – 7:00 AM
Fri6:00 PM – Monday 7:00 AM
Sat24 hours
Sun24 hours
Holiday24 hours
Armory Dog & Cat Hospital

Routine Health Care & Emergency Services

Mon9:30 AM – 7:00 PM
Tue9:30 AM – 7:00 PM
Wed9:30 AM – 5:00 PM
Thu9:30 AM – 7:00 PM
Fri9:30 AM – 7:00 PM
Sat9:30 AM – 5:00 PM