Meet Our Team


  • Dr.
    Roy Gehrt

    I am a native of Ansley, NE. Before attending veterinary school at Kansas State University I ranched, trained horses and was a farrier. I joined the Overton Veterinary Clinic in 1992. My wife Joanie is a school nurse for 4 area schools and we have 5 children, KC, Randy, Orion, Laura, Sarah and 2 grandchildren.

  • Dr.
    John Lawton

    I grew up in Grand Island, NE and graduated from the University of Nebraska-Lincon in 1994 with a B.S. in Veterinary Science.  I earned my D.V.M. from Kansas State University in 1998.  I am married to Lorna, and we have 2 girls and 1 boy, Abby, Kiley, and Cort.  I enjoy team roping, fishing, hunting, and camping.  My practice interests include reproductive ultrasound, practice management, and enjoy general mixed animal medicine.

  • Dr.
    Jared Walahoski

    I am a native of Elyria, NE and graduated from the University of Nebraska-Lincoln in 1998 with a B.S in Animal Science.  I received my D.V.M. from Kansas State University in 2002.  My wife, Kristine, and I have three sons, Spencer, Parker and Grant, and two daughters, Paige and Meg.  My practice interests include feedlot and cow/calf health and management, and companion animal wellness.  I enjoy being outdoors and watching the Huskers.

  • Dr.
    Lance Kizer

    I obtained my undergraduate degree from the University of Nebraska and my DVM degree from Kansas State in 1994. My practice interests include bovine embryo transfer and cow/calf production medicine. My wife Sue and I have 3 kids, Logan, Taylor and Braden.

  • Dr.
    Eliot Linsenmeyer

    I hail from Lincoln, NE and graduated from Kansas State University in 2010. Upon graduation, I practiced at a predominantly cow-calf practice in Steele, North Dakota. I joined OVS to be closer to family and to practice more feedlot medicine. My wife, Christa, and I have two sons, Levi and Caleb.


  • Scott Hinrichs

    I grew up in Kearney, NE and graduated from the University of Nebraska-Kearney with a B.S. in Business Management in 2005. I earned my M.B.A. in 2007 from the University of Nebraska. My wife Crystal and I have two daughters, Avery and Leighton. In my free time I enjoy spending time with my family and playing many different sports.


  • Bryce Williams

    I grew up in Eddyville, NE and graduated in 1991 from University of Nebraska-Lincoln with a B.S. in the Ag Honors program emphasizing biology, finance and genetics. I've worked in feed sales and nutrition management for the last 9 years and in farming, feedlot, cow-calf and livestock marketing with my father and brother for 25 years. My wife, Diana and I have a daughter, Sage and son, Tennyson that are active in 4-h, FFA and high school activities at S-E-M.


  • Lisa Enochs

    I was born and raised in Overton, NE and married my high school sweetheart, Wayne Enochs. We have three children – Ethan, Kinzy and Sidney – who keep us busy going to their various activities. I have been working at OVS since Feb. 1997. I attended the Nebraska College of Technical Agriculture and obtained my Veterinary Technician degree.

  • Shana Zerr

    I grew up and went to school in Pierce, Nebraska. Upon high school graduation, I ventured to the tiny town of Curtis, Nebraska, to attend the Nebraska College of Technical Agriculture. I graduated from there in 2010 with a Veterinary Technician degree and immediately went to work at a local veterinary clinic. I joined the OVS team as a licensed Vet Tech in December, 2012. I married my husband, Joe Zerr, in 2011. We reside in Overton.

  • Tim Martin

    I have lived in the Elm Creek area most of my life, raising cattle and horses for 30 years. I married Kyla (Shubert) in 1986 when we bought our ranch north of Elm Creek. We have four wonderful children, Sadie, Ryan, Sidney and Sage. I enjoy watching my kids' activities, hunting, working with and riding horses. I started with OVS on February 2010.

  • Ed Johnson

    I grew up near Butte. I grew up on a cow/calf and farming operation in Loup City, NE. My wife Mary and I have 2 sons, Logan and Ryan. I have been employed at OVS since April 2010.

  • Brandyn Nichols

    I live in Eddyville with my wife, Sara, and our two sons, Karsyn and Kollyn, and our daughter, Keeley. I enjoy hunting, fishing, and riding horses. I started working with Overton Veterinary Services in September of 2011.

  • Allison Luther

    I was raised in Ogallala, NE, and graduated from Univ. of Nebr.-Lincoln, where I also met my husband, Steve. We have lived in Lexington since 1983, where we raised our daughters, Leah and Caitlyn. I have worked in the accounting field for almost 25 years. In my spare time, I enjoy numerous sporting activities, reading, watching the Huskers, and spending time with our family

  • Tessa Hadwiger

    I grew up on a farm in Riverdale, NE and joined the OVS team in September of 2016.  I enjoy both large and small animal medicine.  My hobbies include paddle boarding, reading, and hiking at Cottonmill Park. Currently I reside in Kearney with my son Noah.  

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Our Regular Schedule

Overton Veterinary Services, LLC


8:00 am

5:30 pm


8:00 am

5:30 pm


8:00 am

5:30 pm


8:00 am

5:30 pm


8:00 am

5:30 pm


8:00 am