Estes Audiology

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Estes Audiology is a trusted provider of Seguin hearing aids, and is proud to partner with Guadalupe ENT to provide Ear, Nose & Throat medical care as well as advanced Audiology services.

Meet Our Providers

Mark Hedrick, AuD

Mark Hedrick, AuD is an Audiologist with over twenty years of experience. Dr. Hedrick is a Texas native who enjoys his role as a self-avowed ‘communication repairman’. He relishes his role in helping husbands hear wives, wives hear husbands and grandparents hear grandchildren. He takes great pride in utilizing the most advanced technology and cutting-edge fitting methods to engineer the best possible hearing outcomes for his patients.Dr. Hedrick is an avid live music, college football and outdoor enthusiast. He can be found most any weekend throwing the football with his 11-year-old son, Daniel.


  • The University of Texas at Austin, Master of Arts in Audiology, 2000
  • The University of Florida at Gainesville, Doctor of Clinical Audiology, 2006