Allison Gross – DVM, Hospital Director
Dr. Gross grew up in Pittsburgh, PA. After graduating from Ohio State University College of Veterinary Medicine, she moved to Washington DC. She completed an internship at Friendship Hospital for Animals. After completing the internship she stayed on as a staff veterinarian there. She worked as a relief veterinarian throughout the DC area after leaving FHA, but has been established as a full time veterinarian here since 2007. She is our Medical Director at UVC. She lives with her husband Ry, daughter Matilda, son Leo, dog Rooney and cat Sparkles.
Melissa Lehmann – DVM
Dr. Lehmann, a native of the Washington area, received her degree in veterinary medicine from the University of Minnesota. She completed an internship at SouthPaws Veterinary Specialist and Emergency Center in Fairfax, Va. and went on to practice emergency medicine at Dogs and Cats Veterinary Referral before joining Union Veterinary Clinic. Before studying medicine, she received her Bachelor’s degree in international environmental policy from the University of Wisconsin in Madison and later worked for a nonprofit on environmental issues at the New England Zoo in Boston. She holds special interests in internal medicine and emergency medicine.
Sophie Stenner – BVetMed PGCertSAS MRCVS, Surgical Director
Dr. Stenner relocated to the US from the UK in 2018. She graduated from the Royal Veterinary College and worked in both private practice and teaching hospitals in London before moving to DC. Dr. Stenner is a Royal College of Veterinary Surgeons recognized Advanced Practitioner in small animal surgery, her interests include minimally invasive surgery and orthopedics. She lives with her husband, daughter and two dachshunds. Outside of work Dr. Stenner enjoys running and travelling.
Hailey Montalbano – DVM
Dr. Montalbano is a native of the Chicago area and received her veterinary degree from the University of Illinois. Prior to veterinary school, she received her Bachelor’s degree in Biology from Sweet Briar College in Virginia where she spent her free time horseback riding. Her professional interests include dentistry and behavior. Dr. Montalbano relocated to the Washington D.C. area with her black Labrador, Cooper. On the weekends, they enjoy going hiking in the mountains of Virginia.
Boorus Yim – DVM
Dr. Yim grew up in California and graduated from Louisiana State University – School of Veterinary Medicine in 2011. He worked as a full-time veterinarian in North Carolina for over 5 years before moving to the Washington DC metro area in 2016. He worked as a full-time relief veterinarian for 4 years at various hospitals in Maryland and Washington DC, including here at Union, before he officially joined the team as a full-time associate veterinarian. He holds a special interest in ophthalmology, dentistry, cardiology, and soft-tissue surgery. Before obtaining his veterinary degree, he obtained his Bachelor’s degree in Biological Sciences and Dairy Science, and a Master’s degree in agriculture, concentration in micro and molecular biology while at California Polytechnic State University – San Luis Obispo. He enjoys spending time with his dog Packer, practicing the clarinet, and trying to be a home-cook chef.
Chase Appleby – DVM
Dr. Appleby is a DMV native. He graduated from St. George’s University School of Veterinary Medicine and completed his clinical rotations at Virginia-Maryland Regional College of Veterinary Medicine. Prior to completing his DVM he spent over 20 years rehabilitating abused and neglected animals at the Washington Animal Rescue League, now Humane Rescue Alliance. His medical interests include diagnostic imaging and soft-tissue surgery. Outside of work he enjoys hiking Billy Goat Trail, participating in DC Kickball, and traveling.