Mercy Animal Hospital
81 Daniel Webster Highway
Merrimack, NH 03054
(603) 882-0087

Call us today for small animal veterinary services!

Animal Hospital in Merrimack, NH

"Our goal is to make your pet happy!"

A premier Merrimack Animal Hospital located in Merrimack, NH, Mercy Animal Hospital is a small animal veterinary services provider specializing in: Medicine, Surgery & Dentistry. Please call for an appointment.  Evenings & Saturday’s are available to accommodate your schedule.  Visiting hours are also available to see your hospitalized pet.  We offer boarding for your pets when they come out of surgery and for recovery.  Special order food is available upon request.

The our animal hospital in Merrimack, NH opened in 2000 and the owner, Dr. Richard Kaas, has been practicing since 1972. In 1979, he opened his own practice in Nashua, where Mercy was previously known as "Ferry Road Animal Hospital".  Mercy Animal Hospital's goal is to provide the BEST quality veterinary care with emphasis on exceptional client services and patient care. 

We provide services for dogs, cats and pocket pets at our animal hospital.  We also have a small boarding facility for overnight stays for your pet after surgery.  Some of our available services include annual exams, vaccines, blood work, x-rays, dental care, small animal surgical procedures and medical procedures and nail trims.

Our small animal veterinary services include:

  • Annual Exams
  • Vaccines
  • Blood Work
  • X-Rays
  • Dentistry
  • Medical Procedures
  • Small Animal Surgical Procedures
  • Nail Trims
  • Small Boarding Facility
  • Treating of Dogs, Cats and Pocket Pets
  • Heart Worm Medication and Prevention
  • Prescription Diet Products

We offer any small animal surgical procedures.

Mercy Animal Hospital focuses on quality care with compassion.  

We emphasize medical and surgical case management as well as preventative health care.  At our animal hospital, we feel this provides the maximum benefit for your pet and for you in Merrimack, NH.

Annual exams and vaccines will keep your pet healthy.  Just as we humans need to see the doctor on a regular basis so do our pets.   Mercy also provides some pet day care, kennel boarding and hospitalization.  Drop-off services decrease patient and client wait time.  We offer client education and consultations prior to any small animal surgical procedures for your pet. Call our animal hospital Merrimack, NH for more information.

Mercy Animal Hospital offers pet foods and supplies considered the most beneficial for your pet.  

We maintain a full pharmacy to meet your pet's pharmaceutical needs, so there is no need to order online. We also carry heartworm, flea and tick preventative.

When you are looking for a quality animal hospital in the Merrimack, NH area for your furry friend, rely on the staff at Mercy Animal Hospital. With an array of veterinary services, we do our best to keep your pets safe and healthy. For appointments, please call our animal hospital today. Our animal hospital accepts all forms of payment including Care Credit and pet insurance.

Mercy Animal Hospital
81 Daniel Webster Highway
Merrimack, NH 03054
(603) 882-0087

Products & Services

Veterinarians, animal hospitals, animal care, animal medicine, animal surgery.  Located in Merrimack, New Hampshire.  We are a small animal hospital specializing in: medicine, surgery & dentistry.  "Our goal is to make your pet happy!" Call for an appointment, evenings & Saturdays available. Visiting hours to see your hospitalized pet. We offer boarding for your pets. Special order food available on request.

Annual Exams, Vaccines, Blood Work, X-Rays, Dentistry, Medical Procedures, Surgical Procedures, Nail Trims, Small Boarding Facility, Treating of Dogs, Cats and Pocket Pets, Heart Worm Medication and Prevention, Prescription Diet Products.


Mar 25, 2014
By: kg
Mercy Animal Hospital
81 Daniel Webster Highway
Merrimack , NH 03054

Mercy Animal Hospital is the best Animal Hospital I've ever experienced. I recommend this hospital highly. Dr. Kaas and his staff are incredible and caring.

Pros: Dr. Kaas, friendly and caring service and the treatment of their animal patients.

Cons: There is nothing I didn't like.

Did you find this review helpful? Yes (0) No (0)
Are you the owner of this business? Reply

Click to select your destination

How Can We Help?
Thank you! Your message was sent!
Hours of Operation:
Brands Carried:

Hills, Science Diet, Hills Pet Prescription, Frontline, Advantage, Revolution, Interceptor, Sentinel, Iverheart Plus, Purina Prescription Diets, Royal Canin Prescription Diet

Areas Served:
  • Amherst
  • Ashby
  • Brookline
  • Forge Village
  • Greenville
  • Hollis
  • Hudson
  • Lowell
  • Lyndeborough
  • Mason
  • Milford
  • Mont Vernon
  • Nabnasset
  • Nashua
  • New Ipswich
  • North Francestown
  • Pelhan
  • Reeds Ferry
  • Rindge
  • South Merrimack
  • South Nashua
  • South Tewksbury
  • Temple
  • Tyngsborough
  • West Chelmsford
  • Wilton


  • Merrimack Police Department~Mercy Animal Hospital is honored to have the opportunity of treating Merrimack's Canine Unit.
Payments Accepted:

Discover Card Master Card VISA Debit Card Personal Check