Mainstay Veterinary Practice

Mainstay Veterinary Practice Supporting the health of your Most Valued Pets We are a small animal, family-owned veterinarian in Fairfax, Virginia.

We thrive to practice top quality medicine and are both Feline Friendly Accredited and American Animal Hospital Associated Accredited (AAHA), an honor that only 15% of veterinary practice in the United States hold. We offer routine health exams, vaccinations, emergency care, dental cleanings, routine and non-routine surgeries, diet and nutrition counseling, allergy management, disease management a

nd so much more in our state-of-the-art facility! At times, we like to put photos of your cats and dogs on our social media accounts, but we will never release your private information with that photo. Should you see your pet's photo and are not satisfied, please let us know and it will be taken down immediately.

Lunix making a very strong case that spots are always in style. 🖤🤍
09/05/2026

Lunix making a very strong case that spots are always in style. 🖤🤍

09/04/2026

Update: We are back online at 2pm!

Our internet and phones are still down due to the storm ⛈️

Casper’s prescription today: continued fluffiness and unlimited compliments. ☁️🤍🐾
08/31/2026

Casper’s prescription today: continued fluffiness and unlimited compliments. ☁️🤍🐾

Knox stopped by for his monthly preventative and snuck in a kiss with Dr. Hart 😘
08/29/2026

Knox stopped by for his monthly preventative and snuck in a kiss with Dr. Hart 😘

Those eyes are making it VERY hard to enforce the “one treat at a time” policy. 🥹🐾
08/28/2026

Those eyes are making it VERY hard to enforce the “one treat at a time” policy. 🥹🐾

Autumn catching up on screen time! 🐱
08/25/2026

Autumn catching up on screen time!

🐱

Nothing to see here… just two cats casually taking over the scale. 😹 Apparently weigh-ins are a team sport.
08/20/2026

Nothing to see here… just two cats casually taking over the scale. 😹 Apparently weigh-ins are a team sport.

Built like a horse. Acts like a lap dog. 💕 Meet Dolly.
08/13/2026

Built like a horse. Acts like a lap dog. 💕 Meet Dolly.

Lucy has two settings:👅 Tiny tongue out.❤️ Stealing everyone’s heart.
08/09/2026

Lucy has two settings:
👅 Tiny tongue out.
❤️ Stealing everyone’s heart.

Address

8500 Route 29 (Lee Highway)
Fairfax, VA
22031

Opening Hours

Monday 8am - 6pm
Tuesday 8am - 6pm
Wednesday 8am - 6pm
Thursday 8am - 6pm
Friday 8am - 6pm
Saturday 8am - 4pm

Telephone

+17032804588

Website

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