Yankton: (605) 665-9638           Norfolk: (402) 371-3671

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Eye Care Medical Staff

Meet the Doctors

Karen E. Dickes, DO

Karen E. Dickes, DO
Yankton Clinic | Norfolk Clinic

Karen E. Dickes, DO

Dr. Dickes was born in Norfolk, NE and grew up in Brookings, SD. She graduated with her Bachelors Degree from Creighton University in Omaha, NE in 2003. Dr. Dickes earned her Doctor of Osteopathy medical degree (D.O.) from the Des Moines University Osteopathic Medical School in Des Moines, IA in 2007. She completed her ophthalmology residency at Grandview Hospital in Dayton, OH. Dr. Dickes has been with Willcockson Eye Associates since completion of her training in 2011.

She is a Board certified Ophthalmologist and a Fellow of the American Academy of Ophthalmology and the American Society of Cataract and Refractive Surgery.

Dr. Dickes is married and has two children. In her leisure time she enjoys golf, physical fitness activities and spending time with family.

Gregory A. Kouri

Gregory A. Kouri, OD
Yankton Clinic | Norfolk Clinic

Gregory A. Kouri, OD

Dr. Kouri was born and raised in Sioux Falls, South Dakota. He graduated from Lincoln High School in Sioux Falls and then attended South Dakota State University where he earned a Bachelor of Science degree in Biology in 1989.

He then attended Illinois College of Optometry where he graduated with a Doctor of Optometry degree in 1993. He served External Clinical Rotations at the Sidney Hillman Medical Center, the Illinois Masonic Medical Center, and the Six Corners Medical Center in Chicago as part of his training. Next he completed a Primary Care Residency in Diagnosis and Management of Ocular Disease at the Illinois Eye Institute in Chicago, Illinois.

Prior to joining Willcockson Eye Associates, P.C. in August, 1996, he practiced at clinics in Freeman, South Dakota and Hartington, Nebraska.

His leisure time is devoted to activities with his family, coaching soccer and softball, woodworking, and golf. He is married and has four daughters.

Brady W. Betten, OD

Brady W. Betten, OD
Yankton Clinic | Norfolk Clinic

Brady W. Betten, OD

Dr. Betten was born and raised around the small town of Deshler, Nebraska. He attended Deshler High School and later received his Bachelor of Science Degree from Concordia University in Seward, Nebraska in 2010.

He went on to attend the University of Houston College of Optometry in Houston, TX and recieved his Doctor of Optometry degree in 2014. He then completed a year of residency training focused on the diagnosis and management of ocular disease at the VA Medical Center in Albuquerque, New Mexco. Dr. Betten is a member of the Amercian Optometric Assocation, the South Dakota Optometric Society and is a Fellow of the American Academy of Optometry. He joined Willcockson Eye Associates in 2015.

Dr. Betten is married and has one daughter. In his spare time, he enjoys biking, serving at his church, and spending time with family.

Click on a provider from the list below to find out more about our Medical Staff:

Karen Dickes, DO
Gregory Kouri, OD
Brady Betten