Dr. Jeitles is a 1979 graduate of The University of Pennsylvania, School of Veterinary Medicine. Dr. Jeitles and his wife Michelle have four children and nine grandchildren. His oldest daughter, Jennifer (Dr. Clarke) has been with the practice since her graduation from Penn Vet. Dr. Jeitles is a member of the American Veterinary Medical Association, the American Animal Hospital Association, The Pennsylvania Veterinary Medical Association, and the Delaware Academy of Veterinary Medicine, of which he is a founding member.