Meet Our Team

Dr. Jason Miller


Dr. Jason Miller, “Dr. Jay”, was born and raised in Logan County. In 1994 he graduated from Illinois State University with a Bachelor’s Degree in Animal Science. In 1998 he graduated magna cum-laude from Kansas State University with a degree in Veterinary Medicine. In 2009 Dr. Jay graduated from the University of Illinois Executive Veterinary Program in Swine Health Management.

After graduating from Kansas State University, Dr. Jay worked in a multiple doctor, mixed animal practice. He then practiced in western Illinois as a swine consultant. In 2003 he started Timbercrest Veterinary Service, a full service veterinary hospital in Atlanta, Illinois.

Dr. Jay is a member of AVMA (American Veterinary Medical Association), AASV (American Association of Swine Veterinarians), AABP (American Association of Bovine Practitioners), and ISVMA (Illinois State Veterinary Medical Association).

Dr. Jay enjoys spending time with his three children Ashley, Lane, and Tyler. They enjoy showing cattle and spending time outdoors together.

Dr. Lara Borgerson


Dr. Lara Borgerson joined the Timbercrest Veterinary Service team in January of 2015 as a small animal practitioner. After graduating from Mt. Pulaski High School, Dr. Borgerson earned her undergraduate and veterinary degrees from the University of Illinois, graduating with a Doctorate in Veterinary Medicine in 1994. Dr. Borgerson completed extensive medical and surgical post graduate training during an Internship at the Animal Medical Center in New York City. Although she loved her time in Manhattan, she missed her family in central Illinois and returned in 1998 to practice here in Lincoln.

Dr. Borgenson enjoys all aspects of small animal practice and finds that building lifelong relationships with her patients and clients is one of the most satisfying parts of her career. When not in the office, Dr. Borgerson enjoys birding, hiking, gardening, playing and singing in church choirs, and discovering a new book when her own pets are not sitting in her lap!

Dr. Zack Talbert


Dr. Zack Talbert grew up in rural Armington, IL. He attended Illinois Wesleyan University where he received his Bachelor's Degree in Biology in 2016. He then received his Doctorate in Veterinary Medicine from the University of Illinois in 2021. Dr. Talbert lives with his wife, Elizabeth, in Atlanta, IL. Together, they have a Bernedoodle named Remington. Dr. Talbert enjoys being in the outdoors, exercising, spending time with family, and inventing new products for the veterinary industry.

Dr. Victoria Wayne


Dr. Victoria Wayne grew up in rural Wapella, Illinois. She attended Clinton schools, graduating from Clinton High School in 2016. She went on to Southern Illinois University Carbondale, where she obtained her Bachelor's Degree in Animal Sciences, specializing in Pre-Veterinary Medicine & Science in 2020. After this, she moved to Columbia, Missouri, to attend the University of Missouri – College of Veterinary Medicine and received her Doctorate in Veterinary Medicine in 2024. While in school, she gained two dogs: Ellie Mae, a lab mix, and Rubble, a Great Dane. She enjoys spending time with her dogs, family, and friends. She is looking forward to returning to her hometown area to serve her community with both large and small animal services.

Dr. Blair Monroe


Dr. Monroe grew up in Bethany, IL, and attended school at Lakeland Community College, then Eastern Illinois University. She then attended the University of Illinois, where she graduated in 2024 with her doctorate in veterinary medicine. She has special interests in cattle, exotic companion mammals, equine and internal medicine.

Outside of work, she enjoys showing and breeding goats and Beefalo, training and riding horses, reading, volleyball, working on my old Ford Bronco and spending time with my family (both human and animal).

Brie Birky


Brie was born in Chickasha, Oklahoma and moved to Illinois shortly after. She attended Olympia High School and graduated in 2015. She then went to Eureka College for a year and joined our Team in 2016. Brie has a German Shepherd named Simba that she met when the Humane Society of Logan County brought him in and it was love at first sight. In her spare time, Brie loves spending time outdoors, swimming, and of course, spending time with her pup.

Autumn Mitchell

Tech Assistant

Autumn was born and raised on a small horse farm in rural Dewitt County, where she grew up riding horses. Autumn graduated from Clinton Community High School in 2015. She then went on to receive her Cosmetologist License in 2016. Autumn and her husband, Tyler, still reside in Dewitt County with their Siberian Husky, Arctic, and three Quarter Horses; Copper, Titan, and Rio. In her free time, Autumn enjoys traveling, camping, attending rodeos, and spending time with her dog. Autumn's favorite aspect of the job is being able to interact and build relationships with every patient and client that comes into our facility.

Taylor Welbes


Bio coming soon!

Koree Leesman

Hospital Manager

Koree joined the Timbercrest team in 2014. That same year she married her husband, Dustin. They had their first child, Daphne, in 2018 and their second, a son, Wilson in 2020 on Koree's birthday! Koree and her husband live on rural property in Atlanta where they spend most of their time with their children enjoying the outdoors. Koree has a 14 year old Shih Tzu, Izzy, a 10 year old chocolate lab, Piper and a 8 year old cat, Opal. Koree is a Flordia native and frequently visits with her family. Koree loves building client relationships, being apart of the community, and helping to offer and promote the best care possible for Logan and surrounding counties. She firmly believes that a day without laughter is a day wasted!

Sonia Steiger


Sonia joined the Timbercrest team in September 2014 as a receptionist. One of her favorite aspects of her job is the interaction she has with each client and patient on a day to day basis. Sonia grew up in rural Monticello, IL on a small private horse farm. Sonia moved to the area with her 2 daughters to live with her husband and their son on a Red Angus cattle & grain farm. In her spare time, she enjoys showing cattle with her children, training and riding barrel horses, traveling, and supporting her 3 children in their various sporting activities.

Lusero Casarez


She was born and raised in Dewitt count and graduated from Clinton High School in 2014. After high school she went on to Richland Community College to get an Associates in Arts, then decided to pursue her love for animal and took a Vet Assistant course at Heartland Community College. Outside of work, Lusero enjoys spending time with family and friends, going on walks or lounging on the couch with both of her Great Pyrenees mixes, Milo and Luna.

Madison Leach


Bio coming soon!