R. Daniel Zaunbrecher III, M.D.
R. Daniel Zaunbrecher III, M.D., is a fellowship-trained colon and rectal surgeon and obtained his medical doctorate from Louisiana State University Health Shreveport in Shreveport, LA. Dr. Zaunbrecher focuses on robotic techniques, anorectal disorders, diverticulitis, colorectal and anal cancers, and the surgical management of inflammatory bowel disease.

Provider Type



Colon and Rectal Surgery


Texas Colon & Rectal Specialists–Austin Central
4106 Medical Parkway
Austin, TX 78756
Phone: 512-418-1979
Fax: 512-418-1943

Texas Colon & Rectal Specialists–Austin South
4207 James Casey, Suite 201
Austin, TX 78745
Phone: 512-447-8911
Fax: 855-427-1214

Spoken Languages



  • Fellowship in Colon and Rectal Surgery
    Louisiana State University Health Shreveport, Shreveport, LA
  • Residency in General Surgery
    Dell Seton Medical Center, Austin, TX
  • Medical Doctorate
    Louisiana State University Health Shreveport, Shreveport, LA

Accolades & Memberships

  • ABSITE Resident of the Year (2020)
  • American College of Surgeons
  • American Society of Colon and Rectal Surgeons
  • Chief Resident, Dell Seton Medical Center (2021-2022)
  • Doctor Daisy Award (2019)
  • Intern of The Year, Dell Seton Medical Center (2018)
  • Raleigh Ross Scholar (2021)
  • Resident of The Year, Dell Seton Medical Center (2020)

Previous Medical Practice

  • Falgoust Eye Medical & Surgical, Ophthalmic Technician, Lake Charles, LA (August 2012 – July 2013)

Community Service

  • Louisiana State University Health Shreveport, Mentor, Shreveport, LA (2014-2017)
  • Support for Humanitarianism Through Intercontinental Projects, Secretary and Missionary, Shreveport, LA (2015-2016)
  • Young Life Missions, Missionary, Arusha, Tanzania, Africa (2014)
  • Louisiana State University Health Shreveport Camp Tiger, Counselor, Shreveport, LA (2014-2017)
  • St. Luke-Simpson United Methodist Church, Missionary, Potrerillos, Cortés, Honduras (2013)
  • St. Joseph’s Hospice, Volunteer, Baton Rouge, LA (2011-2012)
  • Catholic Charities, Volunteer, Lake Charles, LA (2006-2013)


  • Anorectal disorders (hemorrhoids, fissures, fistulae/abscess)
  • Colorectal and anal cancers
  • Diverticulitis 
  • Robotic minimally invasive surgery
  • Surgical management of inflammatory bowel disease

Surgery Location

  • St. David’s Bailey Square Surgery Center
  • St. David’s Medical Center
  • St. David’s South Austin Medical Center

Other Information

R. Daniel Zaunbrecher III, M.D., enjoys philanthropy, traveling, spending time with family and friends, weight training, jogging, biking, skiing and hiking.


Existing patients please access the patient portal login to request an appointment.