Dr. Aliza Gentili-Lloyd, DVM, MPH — Chief of Staff
Dr. Aliza Gentili-Lloyd, our Chief of Staff, obtained her DVM and MPH from Tufts University. Prior to moving to Maine, she lived in Rhode Island and worked in private practice in Dartmouth, Massachusetts. Her areas of interests are feline medicine, geriatric medicine, dermatology, cytology and surgery.
Dr. Gentili-Lloyd currently lives in Rockport with her partner Carter, and her two cats, Goose and Queaky. She enjoys making and eating delicious food, hiking, sailing, and especially loves gardening.
Dr. Gentili-Lloyd has also lived in Seattle and New York City, but is happy to be closer to her roots, having originally grown up in Vermont, and learning something new every day as a veterinarian!
Dr. Katherine Pierce, DVM
Dr. Katherine Pierce received her DVM degree from Tufts University. She has been practicing in midcoast Maine since 1998. Dr. Pierce grew up in Maine and currently lives in Hope with her family. Her special interests include ophthalmology and exotic animal medicine.
Dr. Pierce and her family enjoy camping, spending time on Isle Au Haut, and chasing after their chickens. She and her husband Mike, have three children, Ella, Lincoln, and Mac, along with a dog named, Fern.
Dr. Melissa Armstrong, VMD
Dr. Melissa Armstrong grew up in New York and received an undergraduate degree from Binghamton University. She later went on to earn a DVM degree from the University of Pennsylvania. Dr. Armstrong did a small animal rotating internship at Oradell Animal Hospital in Paramus, NJ and has special interests in ophthalmology, emergency, low stress handling, and end of life care.
In her free time, Dr. Armstrong enjoys hiking and kayaking with her dog Sammy, bird watching, and wildlife photography.
Dr. Mark House, DVM, ACVS
Dr. Mark House is a board-certified surgeon available to PenBay Veterinary Associates clients for complex surgeries such as orthopedic and soft tissue. He earned his DVM degree at the Ontario Veterinary College in 2004. As he endeavored to become a veterinary surgeon at a young age, he sought further training to one day become a specialist.
From 2004-2005, Dr. House attended the Ohio State University Veterinary Teaching Hospital to complete a one-year general internship program. Then he moved to Long Island, NY where he completed a one-year surgery internship program at Long Island Veterinary Specialists (LIVS). LIVS is a very busy private hospital which offers further training including a residency program. Dr. House remained at LIVS for three more years where he focused solely on small animal surgery to gain valuable skills including knowledge of various soft tissue, orthopedic and neurologic procedures.