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50+ years of service and experience combined with innovative medicine and compassionate care


The Department of Cardiology at Oradell Animal Hospital was established in 2002 under the direction of Dr. Donald Schrope, Diplomate of the American College of Veterinary Internal Medicine (Cardiology). The department focuses on the diagnosis and treatment of the cardiopulmonary system in dogs and cats.
Our cardiology specialists have over 20 years of combined experience and look forward to providing you and your pet the best possible care.  Our staff is capable of performing many types of diagnostic and therapeutic services.

Diagnostic Procedures:

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Therapeutic Procedures:

Cardiology Staff

Donald Schrope, DVM, Diplomate, ACVIM (Cardiology)

Dr. Schrope received his veterinary degree from the College of Veterinary Medicine at the University of Minnesota. He then completed a 1 year internship and a 3 year residency program in cardiology at the Animal Medical Center in New York City. After completing his residency, he moved to New Jersey and began working at Garden State Veterinary Specialists in Tinton Falls, New Jersey. Dr. Schrope was the first full-time board certified cardiologist in New Jersey. In August of 1996 he joined the staff at the Veterinary Referral Center and Cardiopet in Little Falls, New Jersey and in February, 2002 he joined the staff at Oradell Animal Hospital. Dr. Schrope's special interests include the identification and treatment of feline and canine congenital heart disease. He is currently involved in research regarding the incidence of congenital heart disease in cats and dogs, the natural history of and treatment of aortic and pulmonic stenosis in cats, natural history of atrioventricular septal defects is cats, and the use of neurohormones such as proBNP to identify the presence of heart diease in cats. He has authored multiple publications and book chapters on subjects such as balloon vavuloplasty for the treatment of pulmonic stenosis in cats as well as dogs, identification and treatment of pulmonary hypertension, atrial septal defects, atrioventricular block in dogs, and the effects of non-cardiac disease on the heart. When not working, Dr. Schrope enjoys spending time with his three children, swimming, playing guitar, and tinkering with computers, as well as caring for his families cats: Double Stuff, Ricky, Curly and Cookie.

Nate Deering, DVM

Dr. Deering did his undergraduate work at The Rochester Institute of Technology. He then spent two years at Hydra Bio Sciences Corp. in Massachusetts doing pharmaceutical and drug development. From there he spent two years at Lonza Biologics in New Hampshire. Upon leaving the workforce, Dr. Deering went to The Tufts University Cummings School of Veterinary Medicine. He did his internship at New England Animal Medical Center outside of Boston. Dr. Deering works alongside Dr. Don Schrope and Dr. Liz Cole in our Cardiology Department. Dr. Deering likes to exercise, read and play the guitar.

Amanda Griglak, DVM

Dr. Griglak received her DVM from Oklahoma State University School of Veterinary Medicine. She completed her Bachelor's degree at Rutgers University. Her special interests include cardiology and internal medicine.