Doctors & Staff
Meet the experienced and friendly doctors and staff who make Pine Ridge Vision Center the leading provider of vision care products and services in Pine Ridge.
Mark R. Winckler, O.D.
Dr. Winckler attended high school in Winner, SD. He obtained his bachelors of science degree from the University of South Dakota where he majored in biology and received a minor in chemistry. He then graduated from Illinois College of Optometry in Chicago, IL. Dr. Winckler is a member of the American Optometric Association, the Nebraska Optometric Association, South Dakota Optometric Association, American Optometric Sports Vision Association, American Optometric Contact Lens Society, and the Illinois Society for the Prevention of Blindness. He has three children, Norah Blanche, Jacob Marcus, and Sullivan Charles. He enjoys hunting, fishing, skiing, and many other outdoor recreations.
Timothy L. Chancellor, O.D.
Dr. Timothy Chancellor is a native of Nebraska. He obtained his BS in Business Administration from Kearney State College (now University of Nebraska-Kearney) and graduated Cum Laude from Northeastern State University College of Optometry in Tahlequah, Oklahoma. His wife is Connie and he has two children, Melissa and Tim. Dr. Chancellor is a member of the Nebraska Optometric Association, American Optometic Association and Fellowship of Christian Optometrists. He enjoys hunting, fishing, golf and other outdoor activities.
Pine Ridge Staff
Jeremy Lodahl- Optician
Areas of Specialty: Eyewear selection and styling, Prescription lens fitting and dispensing, Contact lens fitting and education, Optical adjustments and repairs, customer service and patient education, Technical and sales expertise, Inventory management
Emily Lodahl- Paraoptemetric/Billing and Optical Specialist
Areas of Specialty: Billing and order processing, Optical product knowledge, patient education and customer service, Inventory management, Financial transactions, administrative office duties, front office support.
Martha Pettigrew- Paraoptemetric/Front Desk
Areas of Specialty: Patient reception and scheduling, Patient demographic management, Customer service and patient education, Insurance verification and authorization, administrative office duties, financial transactions and billing support, Patient Pre-Testing.
Brittany Pettigrew- Paraoptemetric/Front Desk
Areas of Specialty: Patient reception and scheduling, Patient demographic management, Customer service and patient education, Insurance verification and authorization, administrative office duties, financial transactions and billing support, Patient Pre-Testing.
Kathryn Charging- Paraoptemetric/Front Desk
Areas of Specialty: Patient reception and scheduling, Patient demographic management, Customer service and patient education, Insurance verification and authorization, administrative office duties, financial transactions and billing support.
Destiny Janis- Paraoptemetric/Technician
Areas of Specialty: Patient pre-testing and clinical workups, Scribing for doctor – EMR and documentation, Diagnostic imaging and specialized testing, Contact lens service, Exam room preparation, Customer service and patient education.
Darci Desera- Paraoptemetric/Technician
Areas of Specialty: Patient pre-testing and clinical workups, Scribing for doctor – EMR and documentation, Diagnostic imaging and specialized testing, Contact lens service, Exam room preparation, Customer service and patient education.
Rhea Running Hawk- Paraoptemetric/Technician
Areas of Specialty: Patient pre-testing and clinical workups, Scribing for doctor – EMR and documentation, Diagnostic imaging and specialized testing, Contact lens service, Exam room preparation, Customer service and patient education.
Ashlee Trentmann- Insurance and Credentialing Specialist
Areas of Specialty: Claims processing and follow-up, Insurance verification and authorization, Provider credentialing and enrollment, Insurance plan and payer management, Software and systems proficiency.