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Your Trusted Seattle Veterinary Hospital for Compassionate Pet Care
At Mercer Street Veterinary Hospital, we believe exceptional veterinary medicine begins with a true partnership between pet owners and our dedicated team. Our commitment to individualized care ensures that every pet receives personalized attention, with no rushed visits and a focus on understanding each animal's unique needs. Utilizing state-of-the-art technology and facilities, we deliver compassionate care that mirrors the standards we would expect for our own families. Our approach emphasizes fresh perspectives, thorough diagnostics, and transparent communication to empower pet owners in making informed decisions.

We prioritize comfort for both pets and their humans, offering follow-up support and a welcoming environment where every visit fosters trust and confidence in the care provided. Our team's expertise spans wellness exams, advanced diagnostics, surgery, and urgent care, serving pets from Seattle and surrounding areas including Queen Anne, Ballard, and Capitol Hill. With a culture rooted in passion and continuous learning, we strive to make every interaction a positive experience that enhances the lives of pets and their owners.
Services
Dental Care Diagnostics Parasite Prevention Surgery Urgent Care Wellness Exams Advanced Diagnostics Pharmacy Services
Highlights and features
  • We offer individualized care with no rushed visits, ensuring personalized attention for every pet.
  • Our team utilizes state-of-the-art technology for accurate diagnostics and effective treatments.
  • We provide follow-up support to monitor your pet's recovery after each visit.
  • Our veterinarians have expertise in advanced procedures like dental radiography and echocardiograms.
  • We serve Seattle and surrounding areas including Ballard, Queen Anne, and Capitol Hill.
What people say
Gracious and kind staff Passionate and caring team Reasonable pricing Flexible scheduling department Calm and loved environment
Services
Dental Care
Our dental services include anesthetic cleanings, periodontal disease prevention, and oral surgery. We use digital dental radiography to diagnose hidden issues and provide comprehensive care to maintain oral health. Our team educates pet owners on at-home care to prevent future dental problems.
Diagnostics
We offer in-house lab testing, digital radiography, ultrasound, and echocardiograms for accurate diagnosis. Our diagnostic capabilities include blood work, parasite screening, and advanced imaging to identify health issues early. Results are often available within 20 minutes for urgent cases.
Surgery
Our surgical services range from spays/neuters to complex procedures like tumor removals and exploratory surgeries. We use advanced anesthesia protocols and multi-modal pain management for patient safety. Pre-surgical bloodwork ensures pets are healthy enough for procedures.
Urgent Care
We provide same-day appointments for urgent medical concerns during business hours. Our team handles symptoms like seizures, difficulty breathing, and trauma. Urgent care requires prior scheduling to prepare for immediate treatment upon arrival.
Parasite Prevention
We develop customized parasite prevention plans based on lifestyle and environment. Services include heartworm testing, flea/tick control, and deworming treatments. Our team educates owners on year-round prevention strategies to protect pets from dangerous infestations.
People
Megan
Hospital Director
Megan leads Mercer Street Veterinary Hospital with a focus on client satisfaction and team growth. She transitioned to veterinary management after rescuing her dog Ruby, which inspired her career shift. She holds a BA in Communications and Business from Azusa Pacific University.
Elizabeth Teyssier
Medical Director
Dr. Teyssier specializes in general practice and stress-free veterinary visits. She graduated from Oregon State University's Veterinary School and focuses on long-term patient relationships. She lives with two cats, a dog, and her wife Molly.
Brandon Henegan
Associate Veterinarian
Dr. Henegan practices preventative care, dentistry, and surgery. He earned his DVM from the University of Arizona College of Veterinary Medicine. Originally from Washington, he enjoys outdoor activities with his two dogs Penny and Spoon.
Holly Hinnant
Associate Veterinarian
Dr. Hinnant graduated from Washington State University's College of Veterinary Medicine in 2024. She focuses on client relationships and pet wellness. She enjoys horseback riding, reading, and outdoor activities with her three dogs and one cat.
Katie
Licensed Veterinary Technician
Katie specializes in surgical patient care and client education. She ensures pet owners understand treatment plans and recovery processes. Outside work, she enjoys biking, water activities, and live music events with her cat Tug.
Questions
What services does Mercer Street Veterinary Hospital offer?
We provide dental care, diagnostics, parasite prevention, surgery, urgent care, wellness exams, and pharmacy services for dogs and cats in Seattle and surrounding areas.
Do you offer urgent care services?
Yes, we provide same-day urgent care appointments Monday-Friday. Call us at 206-285-0395 to schedule immediate care for symptoms like seizures, difficulty breathing, or trauma.
What are your hospital hours?
We're open Monday-Friday 7:00 AM-6:00 PM, Saturday 9:00 AM-5:00 PM, and closed Sundays. We also close for lunch Saturdays 12:00 PM-1:00 PM and major holidays.
How can I refill my pet's prescription?
Complete our online prescription request form. Allow 24 hours for processing, and we'll contact you when your medication is ready for pickup at our Seattle location.
Do you accept new clients?
Yes, we welcome new clients! Complete our new client form online or call us at 206-285-0395 to schedule your pet's first appointment with our compassionate team.