"Dr. Zwerner is an amazing doctor, always professional, and courteous. Always willing to go the extra mile to assist patients however he can, he is a valuable asset to Union Medical Group."

"Dr. Zwerner has always went above and beyond for my family. He is a very knowledgeable and down to earth doctor. We are grateful to have him!"

"Dr. Zwerner is caring and knowledgeable, always offering the best health solutions."