• vaccinations
  • microchip
  • spay_neuter
  • prevent
  • general_surgery
  • nutrition
  • labtesting
  • radiology
  • referral


Due to the storms earlier this year, our Hospital suffered severe water damage and will be CLOSED until further notice for repairs.

We apologize for any inconvenience this may cause and only have your pet's health in mind. You may also contact our sister hospital, Ark Animal Hospital at 951-698-7511 if you need immediate assistance, would like to book an appointment with Dr. Costuma, or need to have your records faxed to another Veterinarian.

Thank you for your understanding.



Welcome to Elsinore Pet Clinic

Elsinore Pet Clinic is a veterinary clinic servicing Lake Elsinore, Perris, Murrieta and other Southern California cities in Riverside County

First time to Elsinore? Please download the attached form, fill it out and bring it with on your first visit. 

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Take your pets where the doctor and staff treat them like one of their own. At Elsinore Pet Clinic, we give special attention to every cat and dog that comes through our door. A full service veterinary clinic, Elsinore Pet Clinic utilizes advanced technology to nurse your pet back to health in little time and the least amount of pain.

Dr. Costuma, his associates and dedicated staff strongly believe in and encourage preventative care so you and your pet can share a long, healthy and happy life together. We take pride in giving our clients and their pets personalized and comprehensive care during every single visit.

Our mission is to provide the highest quality pet and client care to enrich and protect the special relationship between pets and people.



About Elsinore Pet Clinic

Experienced Veterinarians

Dr. Steve Costuma is a highly knowledgeable and experienced veterinarian who has worked in the animal care industry since his teenage years. He and his dedicated and compassionate staff utilize the very best knowledge and veterinary care practices in the field of animal medicine to ensure your pets receive the highest standard of care possible.

Preventative Care

Routine examinations are essential to help your pet have the best chance of living a long and healthy life. We provide all the standard diagnostic tests and annual exams recommended for your beloved pet. These include heartworm testing, annual stool exams, parasitic infection testing, blood and urine health screens and more. We also advise pet owners on the best products and daily care routines that will enhance their pets' year round health.

General Surgery

Our Animal Hospital is equipped to handle most general surgical procedures. Dr. Costuma is a highly capable vet surgeon who provides a range of surgical procedures for his patients, including spays & neuters, external wound repair and internal surgery.


Our Pet Hospital offers routine vaccinations for your dogs and cats to help keep them protected from common infectious diseases.

Other Pet Care Services

Our other animal care services include dermatology, dental care, laboratory testing, radiology, nutritional advice, prescription diets, dietary supplements, and identification micro-chips.



  • 16776 Lakeshore Dr Ste G
    Lake Elsinore, CA 92530 Map


  • 951-674-7866
  • 951-674-9826
  • This email address is being protected from spambots. You need JavaScript enabled to view it.

Hours of Operation

Mon, Weds - Fri 8am - 5:30pm
Sat 8am - 1:00pm
Tuesday and Sunday Closed