Houston Methodist. Leading Medicine.
Houston Methodist. Leading Medicine

Eric Haas, M.D.

Our Physicians & Staff - Eric Haas, M.D.

Dr. Eric Haas

Methodist Center for Restorative Pelvic Medicine

6560 Fannin Street
Scurlock Tower, Suite 1404
Houston, TX 77030
713-790-0600 – Physician’s main office
713-441-9229 – Center for Restorative Pelvic Medicine
Maps & Directions


Dr. Eric Haas is a board-certified Colorectal Surgeon and is a recognized leader and innovator in laparoscopic and minimally invasive surgery for colorectal surgery. Dr. Haas is the founder and president of Colorectal Surgical Associates, Ltd., L.L.P., and serves as the Chief of Division of Colon and Rectal Surgery and Director of Research and Quality Outcomes at University General Hospital.

Dr. Haas also serves as teaching faculty at the Baylor College of Medicine and is the Program Director of the Minimally Invasive Colon and Rectal Surgery Fellowship Program at the University of Texas Medical School at Houston. He is recognized nationally as an expert in advanced laparoscopic surgery for the treatment of colon cancer as well as benign diseases such as diverticulitis, polyps, inflammatory bowel disease and rectal prolapse.

In addition, he performs common colorectal procedures such as hemorrhoidal repair and correction of fecal incontinence using modern non-surgical and minimally-invasive techniques which results in less pain and quicker recovery.

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Medical School

  • University of Texas Medical School, Housto, TX


  • Christus St. Joseph Hospital, Houston, TX


  • Christus St. Joseph Hospital, Houston, TX


  • University of Texas Affiliated Hospitals, Houston, TX

Areas of Excellence

  • Fecal incontinence
  • Chronic constipation
  • Advanced laparoscopic surgery for rectal prolapse
  • Advanced laparoscopic surgery for colorectal cancer
  • Inflammatory bowel disease
  • Hemorrhoidal repair



  • Consumer's Research Council of America: America's Top Surgeons, 2010, 2011
  • Castle Connolly Medical LTD Top Doctors Award in Colon and Rectal Surgery, 2009, 2010, 2011, 2012
  • H-Town Magazine Doctor's Choice Award for Colon and Rectal Surgery, 2007, 2008, 2009, 2011, 2012
  • Health and Fitness Doctor's Choice Award, 2008, 2009

Postgraduate Training

  • Research Achievement Excellence Award, 2002
  • Academic Excellence Award: 1998, 1999, 2000, 2001
  • British Journal of Surgery - Outstanding Resident Award, 2000
  • Intern of the Year Award, 1998

Medical School

  • Alpha Omega Alpha Honor Medical Society, Delta Chapter, 1996


  • Phi Beta Kappa, 1993-94


  1. Ragupathi M, Patel CB, Ramos-Valadez DI, Haas EM. Robotic-assisted laparoscopic "salvage" rectopexy for recurrent ileoanal j-pouch prolapse. Gastroenterol Res Pract. 2010;2010:790462
  2. Regadas FS, Haas EM, Abbas MA, Marcio Jorge J, Habr-Gama A, Sands D, Wexner SD, Melo-Amaral I, Sardinas C, Lima DM, Sagae UE, Murad-Regadas SM. Prospective multicenter trial comparing echodefecography with defecography in the assessment of anorectal dysfunction in patients with obstructed defecation. Dis Colon Rectum. 2011;54:686-692
  3. Patel CB, Ragupathi M, Bhoot NH, Pickron TB, Haas EM. Patient satisfaction and symptomatic outcomes following stapled transanal rectal resection for obstructed defecation syndrome. J Surg Res. 2011;165:e15-21
  4. Patel CB, Ragupathi M, Ramos-Valadez DI, Haas EM. A three-arm (laparoscopic, hand-assisted, and robotic) matched-case analysis of intraoperative and postoperative outcomes in minimally invasive colorectal surgery. Dis Colon Rectum. 2011;54:144-150
  5. Ramos-Valadez DI, Ragupathi M, Nieto J, Patel CB, Miller S, Pickron TB, Haas EM. Single-incision versus conventional laparoscopic sigmoid colectomy: A case-matched series. Surg Endosc. 2012;26:96-102

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