Our Doctor

Dr. Brian Dietz is a dedicated optometrist committed to providing exceptional, patient-centered eye care to individuals and families throughout Lima and surrounding communities. A graduate of The Ohio State University College of Optometry, Dr. Dietz has been practicing optometry since 2010. His approach to patient care combines advanced technology, clinical expertise, and a genuine commitment to taking the time to listen, educate, and help each patient achieve their best possible vision and eye health.
 

Beyond caring for his patients, Dr. Dietz has been an active leader in advancing the profession of optometry throughout Ohio. He joined the Ohio Optometric Association Board of Trustees in 2018 and served as President of the association in 2023. He has also been actively involved in advocacy for the profession through the American Optometric Association and the Ohio Optometric Association.

In 2025, Governor Mike DeWine appointed Dr. Dietz to the Ohio Vision Professionals Board, which oversees the licensing and regulation of nearly 6,500 optometrists and opticians throughout the state. Dr. Dietz also serves as Chairman of the Board’s Rules Committee.

In recognition of his leadership, professional service, and commitment to his community, Dr. Dietz was named the 2026 Warren G. and Ruth P. Morris Optometrist of the Year by the Ohio Optometric Association. The honor recognizes an Ohio optometrist who has made outstanding contributions to the profession through service at the local, state, and national levels.

At Eyecare Associates, Dr. Dietz strives to create an environment where patients feel comfortable, informed, and confident in their care. Whether providing comprehensive eye care, managing ocular disease, or helping patients find solutions for their individual visual needs, his goal is to provide knowledgeable and compassionate care while building lasting relationships with the patients and families he serves.

Dr. Andrea Dietz was born and raised in Coldwater, Ohio on a dairy farm alongside her three sisters and four brothers.  Growing up she loved visiting her eye doctor and received her first pair of glasses at the age of five.  She vividly remembers how much of an improvement and impact having glasses made for her.  Dr. Andrea strives to leave long lasting impression on her patients by improving their vision with compassion and care.  Dr. Andrea attended and graduated from Coldwater High School, Wright State University and The College of Optometry at The Ohio State University.
 

Dr. Andrea met Jonathan, her husband, while at WSU.  Jonathan works at Crown in the IT department.  They currently reside in New Bremen with their five children: Henry, Leo, David, Austin and Willa.  Dr. Andrea and her family are active members of Holy Redeemer Catholic Church.  During her free time, she likes to cook, garden, play piano, and spend time with family and friends.   
 

Dr. Andrea is proud to be an InfantSEE provider where she donates her time to see infants for free between the ages of six and twelve months.  She is passionate in helping others see their best.  Dr. Andrea loves the variety of private practice optometry and enjoys seeing patients of all ages.  Dr. Andrea has so much fun visiting the local elementary and preschools in the area presenting Realeyes programs which are educational programs about the eyes and how to keep them safe and healthy.  
 

Dr. Andrea sees patients in both of our locations: Minster and Lima.  She is a member of the American Optometric Association and Ohio Optometric Association, for which she served as Zone 10 Governor.  

Dr. Lindsey Kremer is a native of Auglaize County and graduated from Wapakoneta High School in 2007. She is a graduate of The University of Charleston in West Virginia where she played basketball and received Conference Player of the Year and All-American honors. Dr. Kremer received her Doctor of Optometry degree from The Ohio State University in May 2015. After graduation she went on to complete a residency in Ocular Disease and Low Vision at the VA Medical Center in Hampton, Virginia. After practicing for two years in the Shenandoah Valley in Harrisonburg, Virginia, she practiced for five years in Glandorf, Ohio. While she loved the offices in Harrisonburg and Glandorf, she is excited to be practicing closer to home. 

Dr. Kremer currently lives in Wapakoneta with her husband, Ryan, who is a chemical engineer at Cenovus Refinery in Lima. They have two sons, Malachi and Xavier. Dr. Kremer is an active member of St. Joseph Church in Wapakoneta. When she isn’t busy with keeping her boys from destroying the house or injuring each other, she enjoys reading non-fiction books, running, and watching any sporting event she can find on TV. While she considers herself a casual Cincinnati Bengals and Cleveland Cavaliers fan, she is an avid Ohio State fan. Dr. Kremer is a member of the American Optometric Association and the Ohio Optometric Association. She is currently accepting new patients at our Lima location.