Dr. Christine Barnhorst received a BS in Biology from the University of Notre Dame in 1991 and a DVM from Purdue University in 1995. After graduating from Veterinary School, Dr. Barnhorst served as a Captain in the United States Army for 4 years where she trained enlisted soldiers, performed public health duties and cared for military working dogs and pets of military families.

She and her husband, Brad, moved into an old farmhouse in NY and began raising two beautiful girls. They currently have 2 dogs, 2 cats, and a hamster.

She has been practicing as a small animal veterinarian in New Jersey and New York since 1999. At the end of 2019, Dr. Barnhorst enthusiastically took over the responsibilities of managing Walker Valley Veterinary Hospital. Dr. Barnhorst enjoys practicing high-quality veterinary medicine and surgery and has a special interest in dentistry and nutrition.

Dr. MacMullen is originally from Saugerties.  After earning her bachelor's degree from Cornell University, she lived in Tuscany for 7 years and attended the Veterinary College at the University of Pisa.  She finished her veterinary degree at Aranela University in Manila, Philippines.  She did post-graduate clinical studies at the University of Missouri College of Veterinary Medicine in Columbia, and at the Animal Medical Center in NYC.

Dr. MacMullen started her career at a local emergency facility, and Hopewell Animal and Bird Hospital.

She has worked with local animal shelters including the UCSPA and PCSPCA. In 1999 she opened her own house-call practice called Pet's Reward. Currently she splits her time between her house-call practice, the UCSPCA and Walker Valley Vet where she sees appointments on Wednesdays and two Saturdays a month.

Dr. MacMullen lives in Kingston with her partner of over 20 years, Tim Dunton. Tim is a blue stone craftsman specializing in landscape designs. They have a Basset hound named Grace, 2 cats and a ball python.

Kalyn started working at Walker Valley Veterinary Hospital when she was 14 years old and worked for many years until she moved to Germany. She has returned to the area and we are so lucky to have her working with us again as our very own Office Manager. She, her beautiful daughter and long time boyfriend have adopted 2 cats and 2 dogs. Kalyn loves to spend time with her family and work in her garden.

Beth Maxwell joined the Walker Valley Veterinary Hospital family as a receptionist in the summer of 2007.  After working in both human and veterinary health care she realized she wanted to further her education in the veterinary field. In the summer of 2013, she graduated from the Vet Tech program at SUNY-Ulster and became a licensed veterinary technician.

Susan joined the Walker Valley Veterinary Hospital team in 2011 as our full-time receptionist.  She has been in the veterinary field for twenty years.  Susan resides in Kerhonkson with her husband, four dogs and two cats.  You might know her dog Noodles who comes to work daily.

Lenore is our part-time receptionist.  She has had pets for most of her life and has always wanted to work in a veterinary hospital.  Lenore has been a veterinary receptionist for 20 years, working with Dr. Kate previously at a another hospital.  She volunteers at local shelters in her 'spare' time and has rescued many pets of all shapes and sizes over the years.

Kim joined the Walker Valley Vet family as a kennel kid in the fall of 2016 and is now working as one of our veterinary assistants. After going through the Animal Science program at Orange-Ulster Boces, she is currently continuing her education to become a licensed veterinary technician at SUNY-Ulster.

Kayla joined our team in spring of 2021 as a veterinary assistant after working in the veterinary field for ten years. Kayla grew up in New Jersey and moved to New York in 2018 with her husband and three dogs. More recently their family has grown and they have welcomed their first daughter. Other then animals, Kayla passions are sports, music and dancing. Kayla is a 'go getter' who is always willing to jump in and help.

Noodles enjoys his job at Walker Valley Veterinary Hospital.  He is known to many as “The Mayor”.  Although his paycheck is as small as he is, he loves spending the days with his family and many friends.