dr blake dvm dogDr. Heather Blake, our Chief of Staff, graduated from the Cummings School of Veterinary Medicine at Tufts University in 2004. She returned to her home town to practice veterinary medicine at Greylock Animal Hospital, with a special interest in veterinary oral care and orthopedics. Dr. Blake also participates in the shelter veterinary medicine program at Berkshire Humane Society and volunteers her time with the Greylock Animal Hospital Stray/Wildlife Fund.

In her spare time, Dr. Blake enjoys spending time with her family, her three cats Tang, Washcloth and Oven Mitt, and her dogs Digger and Barnaby.

Laura Jones, DVM with Dog LukeDr. Laura Jones has been practicing veterinary medicine at Greylock Animal Hospital since 1990 (though she has been affiliated with the practice since she was an undergraduate at Cornell University). She enjoys all aspects of general veterinary practice, but has a particular interest in nutrition, dermatology and senior pet care.

Outside of work, Dr. Jones enjoys spending time with her husband and three sons, hiking with her dog, horseback riding, and skiing.


Katie Wolfgang, DVM with Canine PatientDr. Katie Wolfgang graduated from Tufts University in 1987, and practiced in Seattle and San Francisco before returning to New England in 1993 to join Greylock Animal Hospital. She enjoys all aspects of veterinary medicine, especially geriatric medicine, endocrinology, and the human-animal bond. Dr. Wolfgang splits her time between Williamstown and Saranac Lake, NY, where her husband, Dr. Jonathan Krant, runs the Rheumatology practice at Adirondack Medical Center.

Dr. Wolfgang also enjoys riding her horse, Richie, spending time with her sons Nicholas and Benjamin, hiking with her dogs, and kayaking.

dr rebecca mattson dvm Dr. Rebecca Mattson attended Tufts University, graduating in 1998, after receiving a BA at Williams College and an MS at Yale University, both in Chemistry. She practiced in the Greater Boston area, Rhode Island and Utah prior to arriving at Greylock Animal Hospital in 2007. Since completing her training in small animal acupuncture at the Chi Institute in 2013, Dr. Mattson has added acupuncture, electropuncture, and Traditional Chinese herbal medicine to her practice to complement her interests in classical Western internal medicine and surgery. When she's not in the office, she spends time with her children, Col, Lily, and Quinn, cleans up after her dog, four cats and two hamsters, and loves finding time to sing and be outdoors hiking or skiing.

dr joanne ziemba dvm dog Dr. JoAnne Ziemba grew up in central New York. After completing her undergraduate dual major in biochemistry and molecular biology in three years at Wells College, she went on to veterinary school at Cornell University. She started at Greylock Animal Hospital after graduating from Cornell in 2003. She volunteered her veterinary skills at Berkshire Humane Society for several years and helped coordinate and run the Greylock Animal Stray and Wildlife Fund. Dr. Ziemba is nationally accredited by the USDA to help ensure the health of our cat and dog population and to protect public health. Additionally, she is a member of the International Association for Animal Hospice and Palliative Care, a group of veterinarians committed to helping patients with comfort-oriented care as they approach the end of their lives.

When she is not working, she enjoys spending time with her husband, three kids, two dogs, and several chickens. After hours, she can often be found at the Ziemba family dairy farm in Adams, MA.

dr laurel bifano dvm Dr. Laurel Bifano is originally from the New York City area. She first came to love the Berkshires when she attended Williams College, graduating with a degree in Psychology and Neuroscience. Dr. Bifano went on to attend Tufts Cummings School of Veterinary Medicine where, in addition to receiving her DVM degree, she also received a Masters of Public Health. After graduation, she completed a rotating internship in small animal medicine at Ocean State Veterinary Specialists in Rhode Island. She was excited to have the opportunity to return to the Berkshires and join the Greylock Animal Hospital family in 2013. While Dr. Bifano enjoys all aspects of veterinary medicine, her special interests include infectious disease, gastrointestinal disease, immune mediated disease and preventive medicine.

In her spare time, Dr. Bifano enjoys spending time with her husband, Mark; two dogs, Dee and Harley; and cat, Captain Jack. She can often be found hiking with her dogs throughout the many wonderful trails in the area. When at home, she also enjoys cooking, home renovation, gardening, skiing (both downhill and cross country), and reading.

dr laura eiszler dvm dog Dr. Laura Eiszler received a DVM degree from Michigan State University. During her second summer of veterinary school, she completed a comparative pathology fellowship at Johns Hopkins University. After graduating in 2000, she practiced here at Greylock Animal Hospital for five years. She rejoined our team in August 2015, and we couldn't be happier to have her back!

Dr. Eiszler has also practiced at Pittsfield Veterinary Hospital and North County Veterinary Hospital, holding the title of Chief of Staff at the latter. Her special interests include soft tissue and limited orthopedic surgery. She also takes pride in assuring high-quality veterinary care for pets and effective communication with clients. Outside of work, Dr. Eiszler enjoys hiking, biking, kayaking and spending time with her husband, Jeffrey Grandchamp.