If you’re looking for cutting edge veterinary medicine with compassionate staff, visit the Mansfield Animal Clinic!

At Mansfield Animal Clinic, our mission is to treat you and your pet with the utmost respect and love. We will treat both you and your pet the same way we would want to be treated ourselves, taking into consideration your needs and wishes. We will strive to educate you about your pet’s condition so that you can make informed decisions. Recognizing that new information and techniques are becoming available at a very rapid pace, we will through continuing education regularly upgrade and improve our skills.


Mack T McClister, DVM – Medical Director

Dr. McClister was born in Tupelo, Mississippi and raised in San Antonio, Texas. He graduated from Texas A&M College of Veterinary Medicine in 1970. He became a partner at Mansfield Animal Clinic in 1971. Dr. McClister was a mixed animal practitioner until 1990, when he limited his practice to small animals only. He is active in the Shepherd’s Valley Cowboy Church, a member of the Johnson County Sheriff’s Posse, and an active team roper. Dr. McClister is married with 2 children, 2 step-children and 8 grandchildren.

  • Years in Practice: 44
  • Education:Texas A&M

Contact Us Today!

Contact Us Today!

Contact Us Today!

If you would like to schedule an appointment, fill out the form below: