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Meet our Doctor and Staff at Lander Vision Center

Dr. Mikel Weideman, OD

Born in Montana, Dr. Weideman moved to Lander, Wyoming in elementary school and later graduated from our very own Lander Valley High School. He started his education at University of Wyoming and later graduated from Pacific University, College of Optometry in Forest Grove, Oregon in 1979. Dr. Mikel Weideman then moved back to Lander and purchased Lander Vision Center in 1980. He has two children and three grandchildren. He loves golfing and riding his motorcycle.

Dr. Weideman has sat on the Board as a Chairman of the Wyoming Optometric Association and has served on the Board of Examiners. Staying true to his Lander roots, he is community-focused as a member of the Kiwanis Club and Lander Ambassadors.

Dr. Kortny Lancaster, OD

Dr. Lancaster attended the Kentucky College of Optometry in Pikeville, KY. Here he learned full scope eye care and advanced laser procedures. While in school he testified to the Wyoming legislature to help advance and pass the bill for advanced therapeutics and use of laser procedures. Dr. Lancaster is excited for his future here in this community and to meet it’s residents and to help deliver the best eye care.

When he isn’t in the office, you can find him in the outdoors with his family. He enjoys camping, fishing, and exploring new trails on his mountain bike. He also loves a good book and will never turn down a Reese’s peanut butter cup. Dr. Lancaster and his wife, Briana, have three adorable children, Kooper, Cohen and Tess.

Mandy Pierson – Office Manager

Mandy was born and raised in Cody, Wyoming. Along with her husband Phil and their five children, Ava, Liz, Sam, James and Will. They enjoy camping, hiking in Sinks Canyon and traveling. She is the office manager as well as an optician, helping our patients find the perfect glasses for them. Mandy has been a member of our team since 2020 but originally worked here right after moving to Lander in 2018. Mandy has over 10 years experience working in optometry offices.

Aivree Conde

Aivree relocated to Lander from Gillette, Wyoming in 2021 and is an essential part of our optical team. She loves fishing, hiking and has a passion for photography. Aivree brings a fresh set of eyes to our office and is a natural at helping patients find the right frame for each person. She is working toward getting her certification as an optician and we are lucky to have her here.

Justine Nielsen

Justine is our doctor’s assistant and pre-tester. Having previously worked for an optometry office in Casper, she is experienced in our technology and in the best way to care for our patients. She is originally from Idaho and loves the mountains and all that has to offer. You won’t find a more kind and genuine person around, making patients comfortable and well cared for. We are so excited to have her as part of our team!

Julie Gonzales

Julie grew up here in Lander and is our new insurance coordinator. Julie loves her pets, Max, Sam and Hector and enjoys working out and being in the mountains. Family time is important to her and she and her mom love paddle boarding together. Spending her days contacting the insurance companies for our patients may not be the easiest job in our office, however, we are happy she enjoys it and we are glad to have her smiling face as a part of our team.