© 2012 Hampstead Animal Hospital

Ryan T. Storey, DVM
Dr. Storey earned a BS in Biology with a minor in Psychology from Rochester Institute of Technology. He then graduated with honors from Cornell University College of Veterinary Medicine. Dr. Storey previously served as medical director at a large veterinary emergency, specialty referral and general practice in Atlanta, GA before relocating to New England.
His professional interests include ultrasound, dentistry, cardiology, surgery and internal medicine. Away from the office, he enjoys tennis, hiking, kayaking and backpacking.
He lives in Mason with his partner, Rachel, three dogs and two cats.


Rachel Norris, DVM
Dr. Rachel Norris is a 2000 graduate of the University of Tennessee College of Veterinary Medicine. Following graduation, she completed a one year internship in small animal medicine and surgery at the Angell Animal Medical Center in Boston. There, she developed a strong interest in veterinary oncology and clinical pathology which she strives to incorporate into her daily practice. Her other professional interests include preventive medicine, surgery, and internal medicine.
Outside of work, Dr. Norris enjoys spending time with her partner Ryan, hiking with her three dogs, horseback riding, and making pottery.



Michael R. Fraysse, DVM
Dr. Fraysse received his undergraduate degree in Animal Science from Rutgers University with a minor in Equine Science. He then obtained his Doctor of Veterinary Medicine degree from Iowa State University. Dr. Fraysse has expertise in the areas of preventative medicine, internal medicine, surgery, exotics, and the special needs of geriatric pets.
Dr. Fraysse resides in Derry, NH with his wife, Karen, four dogs, one cat and two horses. Outside of work he enjoys running, triathlons, horseback riding, hiking and traveling.
Dr. Fraysse is a member the American Veterinary Medical Association (AVMA) whose objective is to advance the science and art of veterinary medicine.
Our Veterinarians


Katie Koss, DVM
Dr. Koss received her undergraduate degree in Biology with a minor in Chemistry from Middle Tennessee State University. She then acquired her Doctor of Veterinary Medicine degree from the University of Tennessee. Dr. Koss spent two years in a mixed animal practice in Seymour, Tennessee before deciding to relocate to New Hampshire. Her professional interests include preventative medicine, public health, infectious disease, and internal medicine.
Outside the office, Dr. Koss enjoys running, skiing, traveling, cooking, spending time with friends and family, and hanging out with her Newfoundland.