JennieAnn McCall Heischmidt is a 1978 graduate of the University of Illinois College of Veterinary Medicine. She is a St. Elmo native. Her parents owned and operated a grocery and dry goods store and in later years a laundry and dry cleaners in St. Elmo. Dr. Heischmidt opened St. Elmo Pet Clinic on December 31, 1983. She and her husband Mark live in rural St. Elmo with their Golden Retriever, Shakespeare.  Their children, Lauren and Blake, are grown. Dr. enjoys traveling and is active in the St. Elmo Business Association and the St. Elmo Historical Society.

      Cindy Megenhardt - Vet Tech

Cindy joined the clinic in October 2017.  She is originally from Weldon, IL.  She & her husband James have lived in St Elmo since 2010.  They have twin daughters, Mary & Hannah and a son John David.  A husky mix, 2 cats & bunnies complete their family.

Meet the St. Elmo Pet Clinic Staff

           Meet the St. Elmo Pet Clinic Staff 

We're here when you need us, whether it's for a routine checkup, a much needed vaccination, or an emergency. Our facility utilizes the most up-to-date and technologically advanced equipment. Our staff is not only knowledgeable about advanced veterinary techniques but also possesses incredible passion for their work. You can rest assured that  your best friend is in the best hands.


          Cathy Wharton - Office Manager


Cathy started at the clinic in January 2014.  She graduated from Southern Illinois University-Carbondale with a B.S. in Business and has worked in the veterinary field since 2000.  She lives in Altamont and has 2 daughters, Ashley and Ali, and a grandson Aiden.  She has 2 dachshunds and 2 cats.  She enjoys scrapbooking, camping, spending time with family and  friends & playing with Aiden.


          Michelle Miller - Vet Assistant

Michelle  lives in Herrick , IL with her husband Jay and their three sons, Michael, Weston and Jaxon. They share their home with four dogs and raise birds, hogs, horses, goats and rabbits. Michelle graduated from USCI with a certificate in Animal Care Specialty. She began working at St. Elmo Pet Clinic in March of 2015. She enjoys  her duties at work and also likes to hunt, fish and cookout with family and friends.  



            Maggie Goodwin - Vet Assistant

Maggie has been at the clinic since 2003.  She lives north of St Elmo with her husband Bill and 2 children - Lane and Kennedy.  They have a menagerie of animals! In her spare time she can be found messing with her horses or watching her kids compete in fun shows and rodeos on the horses. She is actively involved in the Family Readiness Group of the National Guard.

Laney Wilhour - Kennel Worker

Laney is the newest member of our team, joining us in August 2018.  She is a senior at St Elmo High School.  She is the oldest of 4 children.  She has 2 dogs.  Laney is in a youth group at Beecher City Church of Christ, FCLA and National Honor Society.

JennieAnn McCall Heischmidt DVM

Linda  Frederick - Groomer

Linda joined our team in March 2015.  She has over 50 years of grooming experience.  She lives in Shelbyville with her husband Mike, 2 cats & 5 dogs.  They have 5 children & 15 grandchildren.  She enjoys reading and spending time with her family and animals.

​​                    Terri A. Ballman DVM

Terri A. Ballman graduated  from Auburn University in 1996. She grew up and attended school in Alabama and then found her way to Effingham where she now resides with her husband Mark (also a veterinarian) and their three children Kendall, Megan, and Angela. The Ballmans have 2 dogs, 2 cats, 3 rabbits and a hamster. She has been an associate veterinarian at the clinic since July 1996. She enjoys reading and watching her kids play the sports they love. She attends First Baptist Church Effingham where she enjoys singing in the adult choir.