Our Team

Dr. Tom Deis grew up in Linton, North Dakota. He earned his undergraduate degree from North Dakota State University and his Doctor of Optometry degree from Pacific University in 1992. That same year he joined Schindler Optometry, and in 2005 the practice became Schindler & Deis Optometry. Dr. Deis has a special interest in ocular disease and contact lenses. He is an active member of the American Optometric Association (AOA) and the North Dakota Optometric Association (NDOA).

Outside the clinic, Dr. Deis enjoys golfing, cooking, and spending time with his wife, Sandy.

Dr. Leslie Hellebush grew up in Garrison, North Dakota. She earned her undergraduate degree from Jamestown College (now the University of Jamestown) and her Doctor of Optometry degree from Pacific University in 2013. She joined Schindler & Deis Optometry in 2015, and she has a special interest in ocular disease and children’s vision. Dr. Hellebush is an active member of the American Optometric Association (AOA) and the North Dakota Optometric Association (NDOA). In 2026, the NDOA named her O.D. of the Year.

Outside the office, Dr. Hellebush enjoys reading, traveling, and spending time with her husband, Benjamin, and their sons, Jack and John. You might see the family, along with their dog, Maggie, out on the Bismarck-Mandan trails.