Dr. Mark Nielsen graduated second in his class from Oregon State University School of Veterinary Medicine in 1988. Since then, Dr. Nielsen has worked both as an associate veterinarian and as a practice owner. He joined the Beaverton Pet Clinic in 2009. His veterinary interests include: behavioral problems, internal medicine, and surgery.
In his spare time Dr. Nielsen enjoys playing guitar (often with friends in a folk/Celtic band), hiking, camping, rafting, fishing, backpacking and bicycling.
He loves spending time with his children, Rebecca and her husband, Greg who welcomed their first child, a beautiful little girl, Brooklyn Ruby, this past April 25th; and Chris, who is attending George Fox University with aims at attending medical school. He is also blessed to have extended family in the Portland area, as well, with whom he spends time as much as possible. He currently attends RiverWest Church in Lake Oswego.