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Your Trusted 24/7 Emergency Veterinary Care in Petersburg, IL
Petersburg Veterinary Clinic has been dedicated to providing comprehensive veterinary care for small and large animals since our establishment. With over 50 years of combined experience alongside our sister practice, Cornerstone Animal Hospital, we prioritize compassionate, high-quality medical services for pets, horses, and livestock. Our team of skilled veterinarians offers wellness exams, surgical procedures, emergency care, and specialized equine services, utilizing state-of-the-art facilities to ensure optimal animal health.

We serve communities across central Illinois, emphasizing preventive care, client education, and personalized treatment plans. Our commitment to excellence extends to 24-hour emergency services, in-house diagnostics, and a full-service pharmacy, making us a trusted partner in animal healthcare for generations of local families.
Services
Wellness Exams Emergency Care Dental Services Surgical Procedures Equine Dentistry Vaccinations Boarding Services Reproductive Services Diagnostic Imaging Field Services
Highlights and features
  • We offer 24/7 emergency veterinary care for all animal types
  • Our team has over 50 years combined experience in animal healthcare
  • We provide both in-clinic and field services for large animals
  • Equine-specific intensive care and surgical facilities available
  • Full-service pharmacy and diagnostic lab on premises
Services
Small Animal Care
We provide comprehensive wellness care, vaccinations, dental services, and surgical treatments for cats, dogs, and exotic pets. Our clinic features in-house diagnostics and pharmacy services for convenient care. With experienced veterinarians, we offer puppy/kitten care, senior pet monitoring, and emergency treatment for small animals.
Equine Services
Our equine veterinary services include dental care, lameness evaluations, reproductive services, and intensive care treatment. We offer both on-site facility care and field services for horse owners. With specialized equipment for diagnostics and surgery, our team provides wellness exams and performance optimization for horses in central Illinois.
Large Animal Care
We deliver herd health management, breeding soundness exams, and emergency care for livestock. Our facility includes ICU stalls and haul-in services for large animal treatment. Veterinarians provide field services for reproductive care, vaccinations, and preventive medicine programs tailored to agricultural clients' needs.
Emergency Care
24/7 emergency veterinary services are available for all animal types. Our clinic maintains critical care capabilities for after-hours emergencies, including trauma treatment and urgent surgical interventions. Clients can access immediate care through our dedicated emergency phone line for life-threatening situations requiring immediate attention.
Diagnostic Imaging
Digital X-ray and ultrasound capabilities support accurate diagnosis of animal health conditions. Our in-house laboratory processes samples rapidly to inform treatment decisions. These diagnostic tools enable precise assessment of internal injuries, chronic conditions, and reproductive health for both small and large animals.
People
Dr. Terrance O'Brien
Owner
With decades of veterinary experience, Dr. O'Brien leads Petersburg Veterinary Clinic's commitment to quality animal care. He oversees operations and provides expert medical services for small and large animals.
Dr. Ericka Lee
Veterinarian
Dr. Lee specializes in small animal care and emergency veterinary medicine. She provides compassionate treatment for pets and contributes to the clinic's 24-hour emergency service rotation.
Dr. Jennifer Schirding
Veterinarian
Dr. Schirding focuses on equine and large animal services. Her expertise includes field services and reproductive care for livestock, supporting agricultural clients across central Illinois.
Questions
Do you provide 24-hour emergency veterinary care?
Yes, we offer 24/7 emergency services for small and large animals. Call 217-632-7713 for immediate assistance with urgent medical situations.
What types of animals do you treat?
We care for small animals (cats, dogs, exotics), large animals (livestock), and horses. Our services cover wellness exams, diagnostics, and emergency treatment for all these animal types.
Are equine dental services available?
Yes, our equine services include comprehensive dental care. We provide routine dental exams and specialized treatments for horses at our facility and through field services.
How can I schedule an appointment?
Call us at 217-632-7713 during regular business hours (Mon-Fri 7AM-6PM, Sat 8AM-12PM) to schedule appointments for non-emergency veterinary care.
Do you offer on-farm veterinary services?
Yes, we provide field services for large animals and livestock. Our veterinarians travel to farms for reproductive services, health exams, and emergency care as needed.