• Oregon Veterinary Referral Associates

    Special Care for your best friend


We understand that your pet is a member of your family, and that your referral to Oregon Veterinary Referral Associates can come during a difficult and emotional time. That is why we are committed to providing special care to both you and your family companion.

Our veterinary specialists have completed extensive post-graduate training and certification in the latest clinical techniques. Our skilled support staff provides compassionate, 24-hour nursing care for every hospitalized pet.

Internal Medicine

Donna DimskiDonna S. Dimski, DVM, MS, DACVIM

Dr. Donna Dimski is skilled in many procedures, including chemotherapy. She has published and lectured internationally on feline medicine, especially about liver disease and nutrition. See full bio»

Dr. Belle NibblettBelle Marie Nibblett, DVM, MVSc, MEdTech, DACVIM

Dr. Belle Nibblett’s clinical areas of interest include infectious disease, endocrinology and the role of stress in disease. She is skilled in a wide range of noninvasive medical procedures, including chemotherapy. See full bio»

Orthopedic/soft tissue surgery

Amie CsiszerAmie Csiszer, DVM, DACVS

Dr. Amie Csiszer is skilled in soft tissue reconstructive surgery and wound management, surgical oncology, orthopedic surgery and adult stem cell treatment for osteoarthritis. She’s also trained in using rehabilitation techniques for neurologic and orthopedic disease. See full bio»

Curt DalyCurt Daly, DVM, DACVS

Dr. Curt Daly, a board-certified specialist in small animal surgery, performs advanced and minimally invasive surgery to evaluate and treat various joint conditions. See full bio»

Amy ValentineAmy Valentine, MS, DVM

Dr. Amy Valentine is our hospital administrator. She also has advanced training and experience in small animal emergency surgery for soft-tissue, orthopedic and spinal cord disease and injuries. See full bio»

Orthopedic surgery

Marvin OlmsteadMarvin L. Olmstead, DVM, MS, DACVS

Through his published writings and university teaching career, Dr. Marvin Olmstead has become a world leader in small animal orthopedic surgery. He helped establish total hip replacement as an effective treatment for canine hip dysplasia. See full bio»


Sarah MaxwellSarah Maxwell, MS, DVM, DACVO

Dr. Sarah Maxwell’s clinical interests include hereditary eye diseases and corneal diseases of dogs and cats. She has lectured throughout the region on eye diseases in small animals, and has provided ophthalmology services to Oregon State University’s teaching hospital. See full bio»


heidi-shaffordHeidi Shafford, DVM, PhD, DACVA

Dr. Heidi Shafford started an anesthesia consulting practice in 2007 in Pennsylvania before relocating to Portland. She currently provides anesthesia training and consultation for us while also continuing to practice in Portland, managing anesthesia for high-risk and fragile patients. See full bio»