Welcome to 

Rancho Sequoia Veterinary Hospital
Your Trusted Veterinarian in Simi Valley, CA

Welcome to Rancho Sequoia Veterinary Hospital, located in the heart of Simi Valley, California, serving all of Ventura County. Beyond exceptional and professional pet care, we make our clinic comfortable, kid-friendly, and calm, so your pet can relax in the waiting room and look forward to meeting Simi Valley's premier veterinarian, Dr. Aiden Kang. 

Rancho Sequoia Veterinary Hospital is a full service animal hospital and welcomes both emergency treatment cases as well as pet patients in need of routine medical, surgical, and dental care. Dr. Aiden Kang has over twenty years of experience treating serious conditions and offering regular pet wellness care.


Our state-of-the-art facility is proud to offer the following services:

  • Vaccinations For Dogs & Cats
  • Exotic Pet Care
  • Internal Medicine
  • Dental Care
  • Allergy and Immunotherapy
  • Spay & Neuters
  • Therapeutic Laser Treatments
  • Surgery
  • X-Rays and Ultrasounds
  • Full Service Pharmacy
  • Boarding
  • Bathing, Brushing, Pedicures and Sanitary Clipping
  • County Licenses
  • Prescription Pet Food
  • Microchip Your Dog and/or Cat
  • Senior Pet Care


Our knowledgeable and friendly staff are readily available to answer your questions and address your concerns. Give us a call at 805-522-7476 or send us an email and we'll promptly get back to you.

Make sure your pets receive the highest standards of healthcare- schedule your appointment today.

At Rancho Sequoia Veterinary Hospital, we treat your pets like the valued family members they are.

Aiden Kang, DVM
Rancho Sequoia Veterinary Hospital
3380 E Los Angeles Ave.
Simi Valley, CA 93063


Appointment Reqyest


Featured Articles

  • Dr. Aiden Kang, DVM, MS
    Education: Seoul National University College of Veterinary Medicine

    Dr. Kang was born and raised in Seoul, South Korea and immigrated to the United States in 2006 to seek change and a better opportunity to serve. He graduated from Seoul National University College of Veterinary Medicine, of Seoul, Korea in 2000.

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  • Crystal Ramirez
    Certified Veterinary Tech

    Crystal is a proud advocate of the ASPCA and strong supporter of animal rights. Crystal volunteered at a small dog rescue for 3 years where she received recognition for her hard work and determination to give dogs a second chance in life. She hopes to become a vet, too.

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  • Ernesto Moreno
    Veterinary Techinician and Client Service Liason

    Through my educational and occupational endeavors, I have acquired professional skills that aid me in various constructs. My educational prowess was emphasized in Psychology where I learned many values; such as, research, Ethics, Communications, Verbal and Written skills. I have led personnel in the restaurant and food industry, trained to assist veterinarians as a veterinary technician, all while receiving my Bachelor's Degree from California State University, Channel Islands. I have a passion for providing care to people, as well as, pets. In my free time I like to play guitar and simply relax. I look forward to meeting you and your pets.

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  • Wyler Graft

    Wyler has been an animal lover her entire life. She was raised in a house that always had multiple rescue animals around. Wyler volunteered on two farms where she learned to take care of farm animals. When she is not at Rancho Sequoia Veterinary Hospital, she is at school working toward a degree in Psychology. She believes that our pets are apart of our family and looks forward to meeting yours.

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  • Nephtali Garcia
    Kennel Assistant

    Nephtali received her B.S. in Biology from the University of California, Santa Barbara. During her time in Santa Barbara she volunteered at a wildlife rehabilitation center, furthering her interest in the wildlife and animal field. She is a strong advocate for nature conservation. In her free time she enjoys camping, hiking, and reading.

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  • Arielle Weinstock
    Head of Marketing & PR

    Arielle attended Moorpark College where she studied Communications and Business. She has been working in the pet industry for over 7 years, from designing dog toys to small business strategy. Not able to have pets of her own where she lives, she is excited to be able to be around animals all day. When she is not at work, you will find her at the theater, traveling, doing yoga, and spending time with loved ones. 

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  • Frisky
    Office Cat

    Meet Frisky, our adorable, sassy, and sometimes cuddly office cat. She likes sun bathing, napping, and telling us when she wants to be pet!

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Talk to Us

Have a great idea for a blog post, a question for the vet or a cute photo to share? Drop us a line! Reach us anytime at [email protected]


Find us on the map

Office Hours


8:30 AM-6:00 PM


8:30 AM-6:00 PM


8:30 AM-6:00 PM


8:30 AM-6:00 PM


8:30 AM-6:00 PM


9:00 am-1:00 pm




  • "I brought our rescued Peach Face Love Bird, "Georgia" in to see Dr. Kang for a check up today. He, and his staff, were very kind. We are glad to hear she is happy and healthy and we will be back, if need be! Thank you Dr. Kang!!"
    Lia S. / Simi Valley, CA
  • "From the initial call to get reservation until the final check out, the service and care of pets and humans is exceptional! I would recommend the Rancho Sequoia Vet Hospital to all. We were there for boarding as we were visiting friends. The staff was friendly, caring and attentive to our questions about the service."
    Elio F./ Simi Valley, CA
  • "Dr Kang, Ernesto & Crystal are always wonderful to work with, whether in emergency situations, or just annual visits and picking up food/supplements. I always appreciate the fact that neither of our dogs shows any hesitancy whatsoever when it is time to visit!"
    Valerie H./ Simi Valley, CA
  • "Dr Kang was very professional quickly addressed my concerns for being there, he was very kind and gentle with my dog, my dog was very comfortable with Dr Kang, very thorough and explained everything to me. I really felt at ease and welcome. The staff was equally as friendly and inviting. Thank you for the help"
    Anonymous/ Simi Valley, CA