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Dr. Billeter is a 1988 graduate of Michigan State University. After working at a northern Virginia animal hospital for a year out of school, he and his wife Janet moved to Richmond where he worked in several small animal offices until deciding to open Hanover Animal Hospital in September of 1992. He has four grown children Peter, Casey, Carey and Mitchell and two grandchildren Harper and Calvin. When not at work Dr. Billeter enjoys spending his time with family, working on restoring military vehicles, making his own beer and roaming the woods and fields of central Virginia hunting for civil war relics.


Dr. Tyson is a 1989 graduate of the Virginia-Maryland Regional College of Veterinary Medicine in Blacksburg, Virginia. After three years in a predominately dairy practice in upstate Pennsylvania, he married and moved to Prince George County in 1993. He and his wife Valerie, also a 1989 graduate of the VMRCVM, have two children, Justin and Claire and a collection of dogs and cats.


Dr. Bartels is a 2000 graduate VA-MD Regional College of Veterinary Medicine. She has been a member of our team since her graduation, initially as a full time veterinarian and then transitioned to a part-time position in order to spend more time with her family. When not working, she spends most of her time enjoying the outdoors with her husband Rick, their three daughters, Autumn, Jewel and Brooke and their two elderly dogs Tucker and Scarlet. She has a special interest in osteoarthritis and rehabilitative medicine.