Andrew H. Miller, M.D.
Andrew H. Miller, M.D., is a fellowship trained, double board-certified colon & rectal surgeon with focus on robotic minimally invasive surgery, anorectal disorders (hemorrhoids, fissures, fistulae/abscess), diverticulitis, colorectal and anal cancers, and surgical management of inflammatory bowel disease. Dr. Miller grew up in East Texas and completed general surgery residency training at The University of Texas at Austin, followed by a colon and rectal surgery residency in the Texas Medical Center at the Colon and Rectal Clinic of Houston (University of Texas McGovern Medical School).

Provider Type



Colon and Rectal Surgery

Board Certifications

Colon and Rectal Surgery

General Surgery


Texas Colon & Rectal Specialists–Austin North
13915 N. Mopac Expressway, Suite 100
Austin, TX 78728
Phone: 512-220-7002
Fax: 512-418-1943

Texas Colon & Rectal Specialists–Round Rock
2410 Round Rock Ave., Suite 250,
Round Rock, TX 78681
T: 512-220-7002
F: 512-418-1943

Spoken Languages



  • Fellowship in Colon and Rectal Surgery
    The University of Texas McGovern Medical School
    Houston, TX
  • Residency in General Surgery
    The University of Texas at Austin Dell Medical School
    Austin, TX
  • Internship in General Surgery
    The University of Kentucky
    Lexington, KY
  • Medical Doctorate
    The University of Texas Medical Branch
    Galveston, TX

Accolades & Memberships

  • American College of Surgeons
  • American Society of Colon and Rectal Surgeons
  • Texas Medical Association  
  • Travis County Medical Society

Primary Hospital Affiliations and Surgical Facilities

  • Ascension Seton Medical Center Austin 
  • Ascension Seton Hays
  • Dell Seton Medical Center at the University of Texas Hospital
  • St. David’s Bailey Square Surgery Center
  • St. David’s Medical Center
  • St. David’s North Austin Medical Center
  • St. David’s North Austin Surgery Center
  • St. David’s Oakwood Surgery Center
  • St. David’s Round Rock Medical Center
  • St. David’s South Austin Medical Center 


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

Other Information

Dr. Miller is a seventh generation Texan who grew up in East Texas. He is a graduate of Baylor University and moved to Austin in 2013 and began practicing in 2018. He resides in Austin with his wife and three children.


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