Crossroads Animal Hospital

123 Nashua Road
Londonderry, NH 03053


Marissa Grove

Marissa Grove, DVM, CVMA

Dr. Grove graduated from Colorado State University. She is a Certified Veterinary Medical Acupuncturist and enjoys integrating it into pain management for our senior patients. She is an integral part of our team and we are lucky to have her. She has a domestic short haired cat, Poppy, a Labrador mix named Charlotte.



Kayla Kulhanek

Kayla Kulhanek, DVM

Dr. Kulhanek graduated from the University of Missouri and joined our team right away! Her passion is surgery and she is always up for a challenge.  We are very lucky to have her as she is a smart, positive member of our staff. She has two cats, Eeyore, and Koli, a Golden Retriever named Graham and a Bernese Mountain Dog named Teodoro.   



Kelly McCarthy

Kelly McCarthy, VMD 

Dr. Kelly McCarthy graduated from the University of Pennsylvania and moved to New Hampshire to join our staff. She enjoys neurology and surgery. We are fortunate to have her on our team! She lives with a domestic short haired cat from wild West Philadelphia named Cisco, a domestic short haired cat named Hamilton whom she adopted when she moved to NH, a Nova Scotia Duck Tolling Retriever named Fender and a Doberman Pinscher named Tessie. 


Clarissa Spadanuta

Clarissa Spadanuta, DVM

Dr. Spadanuta graduated from Tufts Cummings School of Veterinary medicine. She is originally from Long Island NY, and before joining our team she practiced at a small animal hospital in Massachusetts. She also loves shelter medicine, and performs spays and neuters at a cat shelter in her free time. She has a rescue dog named Bubba, and together they love to go on hikes then hang out on the couch.


Brianna Wason

Brianna Aristil, DVM 

Dr. Aristil graduated from Auburn University College of Veterinary Medicine. She is originally from the New England area. She completed her preceptorship with us and we are so glad she decided to join our team after graduation. She has an interest in surgery and a love for all animals, big and small. She has a lab mix named Manmzel, or Zel for short. Her photo is courtesy of Auburn University.  

Photo credit to Michelle Peters at