Meet the Doctors
Dr. Robert Flecker
Dr. Flecker has a wide range of experience in veterinary medicine as a practitioner, business owner and consultant. His interests include oncology, dermatology, dentistry and surgery. Dr. Flecker obtained a bachelor’s degree in Zoology from Humboldt State University and worked as a fisheries and marine mammal biologist in Alaska before starting a Ph.D. program in marine ecology at the University of Rhode Island. He left that program to enter veterinary school and earned doctorates, with highest honors, in veterinary medicine from both Oregon State University and Washington State University. In 1987, he established Meridian Park Veterinary Hospital, which he operated until 1999. He established the Oregon Veterinary Radiation Oncology Practice in 1997 and the Hillsdale Veterinary Group in 2002. 
Dr. Flecker has served on the Oregon Veterinary Association Animal Welfare Committee as a board member and as an adjunct instructor for the Veterinary Technology Program at Portland Community College. He has acted as an expert witness for animal abuse cases in Oregon and Washington, as vice president of the Hillsdale Business and Professional Association, and as the chairman of the Hillsdale Neighborhood Association Off-Leash Park task force. He also has served on the executive board of the Tualatin Chamber of Commerce and organized an annual community event focusing on pets.
His personal interests include bicycling, whitewater kayaking, skiing, running, yoga, backpacking and swimming. He lives in Hillsdale with his wife Mary, who is business manager of the practice, their son Sam, and three pets—a cat (Lightning), a dog (Marty), and a golden Gecko, (Zoolander).
Dr. Erin Castle
Dr. Castle obtained a bachelor’s of science degree in wildlife biology from the University of Alaska in 1999, and a doctor in veterinary medicine degree from Ross University in 2003. She then completed one year of clinical rotations at the University of Illinois before entering private practice in New York. Dr. Castle joins the Hillsdale Veterinary Group after practicing in San Diego for the past four years. She has specific interests in soft tissue surgery and emergency medicine, and has worked in both day clinics and emergency overnight hospitals.