O'Sullivan Animal Hospitalopen

420 Leacock Dr, Barrie, ON L4N 5G5
Drop in and come see our NEW Animal Hospital. Larger and more exam rooms. New prescription drive-thru for easy prescription pick up. New hydro therapy pool and underwater treadmill. Dry rehab center for after orthopedic surgery. O'Sullivan Animal Hospital is a full-service veterinarian clinic in Barrie, open 24 hours a day, 7 days a week, all year round. We do not charge emergency fees. Book an appointment for your pet today.

We offer pet dentistry, preventive medicine, animal behaviour consultations and more. Our veterinary services also include nutritional consultation, small animal day boarding, medical diagnostics, radiology, medical diagnostics and hospitalized treatment. Visit our website to tour our clinic or to take advantage of our resources. You can find us in the Leacock plaza in Barrie. We carry pet food, flea control and heartworm treatments.
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Opening Hours

24 Hours A Day - 7 Days A Week
Emergency Appointments Available

Business Details

Methods of Payment

Products and Services

  • 24 Hour Emergency Services
  • Behavioural Consultations
  • Boarding
  • Endoscopy & Ultrasound
  • Grooming
  • Housecalls
    • Medical
    • Dental & Surgical Care
    • New Patients Welcome
    • Nutritional Consultations
    • Pet Foods
    • Physical Examinations
    • Prescription Diets
    • Digital X-ray / Radiology
    • Spays & Neuters
    • Vaccinations
    • Wellness & Preventive Medicine
    • Emergency Vet
    • Open 24/7
    • 24 Hour Emergency Veterinarian
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Brands Carried

  • Medi Cal
  • Hill's Science Diet
  • Hill's Prescription Diet
  • Purina Veterinary Diets
  • Sasha's Blend
  • Advantage Flea Control
    • Advantage Multi
    • Revolution Heartworm
    • Heartguard Heartworm
    • Trifexis Heartworm
    • Greenies Cat & Dog Dental Chews
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  • Emergency Services
  • Veterinary CT Scan
  • Blood Transfusions

Languages Spoken

  • English

Getting There

  • Located In The Leacock Plaza



O'Sullivan Animal Hospital (705-728-8387) - Display Ad - Dr. Brent Pilon   Dr. Trish O Sullivan New Patients Open 24 Hours 7 Days a Week Most Welcome! INCLUDING WEEKENDS & HOLIDAYS Medical, Dental & No Emergency Fees Surgical Care Housecalls Vaccinations/Titer-testing Spays & Neuters Boarding   Grooming Digital Radiography   Endoscopy 420 Leacock Drive Ultrasound   Orthopedic Surgeries 705-728-VETS 8387 www.osullivananimalhospital.com