Your Pet's Health Comes First

We’ll be there when you need us.

Our Team Is Here To Help

How can we help your pet?

Your preferred Nashua veterinarian.

Our hospital opened its doors in 1928 and since then, we have fostered the neighborly approach to veterinary medicine as we strive to provide personal attention to every pet. Whether your visit is for routine wellness care or emergency care, each and every one of our patients is treated as if they were our own. Your pet’s health and well-being are our primary concern. After all, we’re not just another veterinary clinic, we’re also your neighbors.

Proud to be AAHA Accredited!

What does it mean to be an Accredited Member of the American Animal Hospital Association (AAHA)? AAHA establishes exacting standards for veterinary practices and fosters professionalism and excellence in all phases of hospital operations. We voluntarily meet these high standards so we can provide you with superior service each and every time you visit.

Exceptional veterinary care in Nashua, NH.

Thank you for making us your preferred Nashua veterinary hospital. We look forward to seeing you and your pet soon!


40 Webster Street
Nashua, New Hampshire, 03064
Click here for directions.


Monday: 10:00 am – 8:00 pm
Tuesday: 8:00 am – 6:00 pm
Wednesday: Closed
Thursday: 8:00 am – 6:00 pm
Friday: 8:00 am – 6:00 pm
Open every other Saturday from 8:00 am -1:00 pm
Sunday: Closed

Contact Us

Call: 603-882-2571
Fax: 603-882-1232

To learn more about our services, click a button below.

Wellness and Vaccinations

Our wellness and vaccination programs are designed to prevent disease and prolong the lives of your companion animals.

Medical Services

Our knowledgeable staff and our facilities allow us to deal with a variety of medical conditions your pet may experience.

Surgical Services

Our experienced veterinarians provide many surgical services at our clinic, ranging from routine to advanced procedures.

Anesthesia and Patient Monitoring

Making sure our patients remain safe during surgery and other medical procedures is extremely important to us.

Parasite Prevention

Fleas and ticks are not only a source of irritation to your pet, but they can also harbor disease and adversely affect your pet’s health.

Additional Services

In addition to our full-service veterinary offerings, we have even more services for anything you and your pet may need.
How many people can say they received a condolence card and flowers from their vet and clinic? Best Vet, Technicians and staff in the area!!Always going above and beyond with their care, kindness and compassion! Words can’t express the gratitude and admiration we have for Dr. Orzech, Kristina and the entire staff at Clark Veterinary Hospital!!! Sincerely, THANK YOU!! Our dog Sox lived to be 14 1/2 with their kindness, care, love and compassion. THANK YOU!!! Micheline S.

Great office and amazing staff! Always super accommodating. Today my dog was really sick and they fit us into the schedule right away, with very little wait time. They still took the time to go over everything, and treat her as if we had a scheduled appointment. You can tell they have your pet’s best interest in mind! Love them! Stephanie U.

The most caring place for animals ever! Always there for humans and their pets! Susan T.

Ready to get started?

Contact Clark Veterinary Hospital at 603-882-2571 to schedule your pet’s appointment today or request an appointment online using our website.