Welcome to Mountainside Animal Hospital. Where our passion for the health and happiness of your pets is matched only by the warm welcome and quality care you can expect from us.

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Our Services
From helping your four-legged friends enjoy the healthy lifestyle they deserve, to the unexpected emergencies when you need expert assistance in an instant, we’ve got you and your pets covered.
*Not accepting cash or checks at this time. Thank you for your understanding.
Wellness Plans
Choose the regular, routine pathway to healthy, happy pets with our affordable wellness packages, giving you ongoing preventative healthcare for cats and dogs.
Dentistry
Keep your pet’s teeth in tip-top shape and avoid the discomfort of dental problems with our specialist dentistry services.
Surgery
Make sure your pet’s in expert hands – and supported by the very latest technology – for all surgical procedures, whether routine or far more complex.
Urgent Care
We are here to assist with your pets urgent care needs. Our team is ready to accommodate your pet when the unexpected occurs. Please call ahead for availability.
End Of Life Care
It isn’t something you ever want to consider, but when it’s time to say goodbye, we’ll work with you to give your pet the comfortable, dignified farewell they deserve.
Online Pharmacy
Have your pet’s medication and tasty treats shipped direct to your home from a trusted supplier.
Our Team
Hello from us
We were founded by friends with one passion – the health and wellbeing of your pets. Born and raised right here in your community, we’re long-time colleagues and as much a family as a working team. That close-knit, caring culture is something we pass on to every four-legged patient we help – and every client who calls on our support.
About Us
Caring to Be Different
Our veterinary skills help us stand out. But it’s the care and culture we’ve built that really set us apart – and make all the difference to your experience of our services. First and foremost, we care for your pets. And we REALLY care for them. But we also care for you and the team we put at your disposal.
From the moment you meet us, you’ll enjoy the warmest of welcomes and family-like friendliness. Between you, your pets and our superstar team, we’re one big family all working together for the healthy, happy outcomes we all want.
Need Our Help?
If you have any questions about our services, we’ll be happy to help!

Contact Us
Mountainside Animal Hospital
22035 SE Wax Rd, Suite 3
Maple Valley, WA 98038
Call/Text: 425.584.7749
Servicing Areas:
Kent, Covington, Hobart, Enumclaw, Bonney Lake, Auburn, Federal Way, Issaquah, Snoqualmie, Ravensdale, Black Diamond, Sumner, Renton, New Castle