EricMHaasMDFACS, FASCRS

Colon & Rectal Surgery • Houston, TX

Physician

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Office
6560 Fannin St
Ste 1401
Houston, TX 77030
Phone+1 713-441-5155

Fax+1 713-790-6470

Summary

Dr. Eric Haas, Fellow of American College of Surgeons, graduated from the University of Texas Medical School at Houston where he earned his M.D. and was recognized for outstanding achievement by induction into the Alpha Omega Alpha Medical Honor Society.
Dr. Haas commenced his General Surgery Internship at the M.D. Anderson Cancer Center and completed his General Surgery Residency at St Joseph Medical Center. He went on to receive his fellowship training in Colon and Rectal Surgery at Houston Methodist Hospital and The University of Texas Hospitals.
Dr. Eric Haas is a board-certified Colorectal Surgeon and is a recognized leader and innovator in laparoscopic and minimally invasive colorectal surgery. Dr. Haas is the Chief of the Division of Colon and Rectal Surgery at Houston Methodist Hospital and also serves as the Program Director of the Minimally Invasive Colon and Rectal Surgery Fellowship Program at the University of Texas Medical School at Houston.

He is internationally recognized as an expert in advanced laparoscopic and robotic surgery for the treatment of colon and rectal cancer as well as complex diverticulitis, ulcerative colitis and Crohn's Disease.

Revolutionary colon cancer procedure

A state-of-the-art procedure for colon cancer is getting patients back on their feet much faster and with minimal scarring. It involves a fluorescent dye and sm

Education & Training

University of Texas Health Science Center at HoustonResidency, Colon and Rectal Surgery, 2002 - 2003
Christus St. Joseph Hospital Program1997 - 2002
McGovern Medical School at UTHealthClass of 1997
The University of Texas at AustinBA, Philosophy, 1989 - 1993

Certifications & Licensure

TX State Medical License 1998 - 2026
American Board of Colon and Rectal Surgery Colon & Rectal Surgery
American Board of Surgery Surgery

Awards, Honors, & Recognition

Academic Excellence Award 1998-2001
The Doctor’s Choice Award Health and Fitness
Top Doctors Award in Colon and Rectal Surgery Castle Connolly
America’s Top Surgeons Consumer’s Research Council of America
The Top 1% of Doctors in America US News & World Report
America's Top Doctors Castle Connolly, 2012-2017
Doctor’s Choice Award for Colon and Rectal Surgery H-Texas Magazine, 2007-2014, 2017
America's Top Doctors for Cancer Castle Connolly, 2011-2013
British Journal of Surgery - Outstanding Resident Award 2000
Intern of the Year Award 1998
Alpha Omega Alpha Honor Medical Society, Delta Chapter 1996
Phi Beta Kappa 1993, 1994
Fellow (FACS) American College of Surgeons
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Clinical Trials

Feasibility of a Novel Technique for Pilonidal Wound Healing Start of enrollment: 2015 Feb 01
Unknown status
Roles: Principal Investigator, Contact
A Safety and Effectiveness Prospective Blinded Clinical Study to Validate xBar System as Monitoring Tool for Anastomotic Leaks Detection Start of enrollment: 2024 Jan 01
Not yet recruiting
Not Applicable
Roles: Principal Investigator, Contact

Publications & Presentations

PubMed

292 citations
Learning curve for robotic-assisted laparoscopic colorectal surgery
Malak B. Bokhari, Chirag B. Patel, Diego I. Ramos-Valadez, Madhu Ragupathi, Eric M. Haas
Surgical Endoscopy. 2011-03-01
3 citations
Minimally invasive colorectal surgery: status and technical specifications.
D S Keller, S Ibarra, Eric M. Haas
Minerva Chirurgica. 2015-07-07
35 citations
Transanal Minimally Invasive Surgery: Review of Indications and Outcomes from 75 Consecutive Patients
Deborah S. Keller, Reena N. Tahilramani, Juan R. Flores-Gonzalez, Ali Mahmood, Eric M. Haas
Journal of the American College of Surgeons. 2016-05-01

Journal Articles

Designing a robotic colorectal program.
Ragupathi M, Haas EM, J Robot Surg
Minimally invasive colorectal surgery.
Haas EM, Pedraza R, Cir Cir
Robotics Are Coming to Colorectal Surgery: Innovation Points to NOTES.
Haas EM, Gastroenterology and Endoscopy News
Robotics Are Coming to Colorectal Surgery: Despite Slow Adaptation, Steady Innovation Points to Future with NOTES.
Haas EM, General Surgery News
Is Laparoscopic Colorectal Surgery Staging a Comeback?
Haas EM, Steinriede K, Outpatient Surgery Magazine
How to use stents for colorectal obstruction.
Ziakas G, Haas EM, Contemp Surg
Questions for the Experts. Laparoscopic Colorectal Surgery: Where do we go from here?
Haas, EM, General Surgery News
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Books/Book Chapters

Lange Q&A: USMLE Step 3.
Chapter: Surgery
Haas EMEditors: D. Briscoe.McGraw-Hill, ColumbusEdition 4th,

Abstracts/Posters

Single Incision Laparoscopic Colostomy Takedown: Description of a Novel Technique.
Carlton CJ, Ragupathi M, Ramos-Valadez DI, Bajwa KS, Wilson EB, Haas EM• Carlton CJ, Ragupathi M, Ramos-Valadez DI, Bajwa KS, Wilson EB, Haas EM, South Texas Chapter ACS 2011 Annual Meeting, Houston, Texas
Minimally Invasive Colorectal Surgery with Enhanced Recovery Pathway: A Simplified Pay for Performance DRG-Based Model.
Haas EM, Pedraza R, Vande Maele D, Martinez T, Cruz RA, American Society of Colon and Rectal Surgeons (ASCRS) 2012 Annual Meeting, San Antonio, Texas
Single-incision Laparoscopic Right Hemicolectomy: Inferior to Superior Approach with Intracorporeal Anastomosis (V-10).
Haas E, Nieto J, Malave V, Pedraza R, American Society of Colon and Rectal Surgeons (ASCRS) 2012 Annual Meeting, San Antonio, Texas
Single-incision Laparoscopic Sigmoid Resection: Technical Video (V-19).
Martinez T, Nieto J, Ragupathi M, Haas E, American Society of Colon and Rectal Surgeons (ASCRS) 2012 Annual Meeting, San Antonio, Texas
Laparoscopic Lavage for Acute Perforated Diverticulitis.
Nieto J, Martinez T, Haas EM, (SAGES) Scientific Session & Postgraduate Courses, San Diego, California
Robotic assisted laparoscopic restorative proctocolectomy with ileal j-pouch anastomosis: case series.
Pedraza R, Martinez T, Patel C, Haas E, Clinical Robotic Surgical Association (CRSA) 3rd Worldwide Congress, Houston, Texas
Robotic-assisted laparoscopic rectopexy: early experience of a single surgeon.
Pedraza R, Cruz A, Martinez T, Malave V, Haas E, Clinical Robotic Surgical Association (CRSA) 3rd Worldwide Congress, Houston, Texas
Robotic-Assisted Laparoscopic Rectal Surgery: Experience in 100 Colorectal Procedures.
Ramos-Valadez DI, Ragupathi M, Yaakovian MD, Haas EM, American Society of Colon and Rectal Surgeons (ASCRS) 2011 Annual Meeting, Vancouver, Canada
Laparoscopic Ileostomy Reversal: Minimizing the Perils Of Surgery In A Consecutive 40 Case Series.
Nieto J, Ragupathi M, Ramos-Valadez DI, MD, Le AT, Pickron TB, Haas EM, Mahmood A, South Texas Chapter ACS 2011 Annual Meeting, Houston, Texas
Has SCIP Revolutionized Modern Bowel Surgery?
Mahmood A, Ragupathi M, Ramos-Valdez D, Patel CB, Nieto J, Haas EM, South Texas Chapter ACS 2011 Annual Meeting, Houston, Texas
Does the Level of Hyperglycemia or Variability of Glycemic Response Affect Surgical Site Infection Rates?
Mahmood A, Yaakovian M, Miller S, Ramos-Valadez DI, Asgeirsson T, Haas EM, Senagore A, South Texas Chapter ACS 2011 Annual Meeting, Houston, Texas
Single-Incision Laparoscopic Colectomy: Initial Experience.
Ramos-Valadez DI, Ragupathi M, Pickron TB, Haas EM, South Texas Chapter ACS 2011 Annual Meeting, Houston, Texas
Robotic-Assisted Laparoscopic Colorectal Surgery: First 100 Procedures of the Rectum and Rectosigmoid.
Ragupathi M, Ramos-Valadez DI, Nieto J, Cruz RA, Miller S, Haas EM, South Texas Chapter ACS 2011 Annual Meeting, Houston, Texas
Transanal Endoscopic Video-Assisted Excision: An Innovative Minimally Invasive Technique for Local Excision.
Ragupathi M, Ramos-Valadez DI, Cruz RA, Haas EM, South Texas Chapter ACS 2011 Annual Meeting, Houston, Texas
Minimally Invasive Primary Repair of Acute Iatrogenic Perforations during Colonoscopy.
Pedraza R, Ragupathi M, Zurawin J, Miller S, Mahmood A, Pickron TB, Haas EM, South Texas Chapter ACS 2011 Annual Meeting, Houston, Texas
Should Cost Discourage the Application of Robotics for Colorectal Surgery?
Ragupathi M, Ramos-Valadez DI, Haas EM, American Society of Colon and Rectal Surgeons (ASCRS) 2011 Annual Meeting, Vancouver, Canada
Transanal, Video-Assisted Surgery (TAVAS) Utilizing a SILSTM Port for the Treatment of Complications following Sigmoid Colon Resection and EEA Anastomosis.
Reardon PR, Dunkin BJ, Haas EM, Chung J, Sherman V, Koss V, Benavente-Chenals L, (SAGES) Annual Meeting, San Antonio, Texas
Single-Incision Versus Conventional Laparoscopic Colectomy: A Case-Matched Series.
Ramos-Valadez DI, Nieto J, Ragupathi M, Patel CB, Pickron TB, Haas EM, (SAGES) Annual Meeting, San Antonio, Texas
Single-Incision Versus Conventional Laparoscopic Colectomy for Colorectal Cancer: A Case-Matched Series.
Nieto J, Ramos-Valadez DI, Ragupathi M, Patel CB, Mahmood A, Pickron TB, Haas EM, South Texas Chapter ACS 2011 Annual Meeting, Houston, Texas
Laparoscopic Hand-Assisted Ileal J-Pouch Anal Anastomosis: A Safe Alternative.
Ochoa R, Pickron TB, Haas EM, South Texas Chapter ACS 2008 Annual Meeting, Houston, Texas
Lymph Node Clearance after Mesorectal Excision for Rectal Cancer using Laparoscopic Hand-Assisted Technique.
Torres M, Saharia A, Pickron TB, Le A, Haas EM, South Texas Chapter ACS 2008 Annual Meeting, Houston, Texas
Patient Satisfaction and Outcomes Following Stapled Transanal Rectal Resection for Obstructive Defecation Syndrome.
Bhoot N, Haas EM, Pickron TB, American Society of Colon and Rectal Surgeons (ASCRS) 2009 Annual Meeting, Hollywood, Florida
A Matched-Case Analysis of Intraoperative and Postoperative Outcomes Following Conventional vs. Hand-Assisted vs. Robotic-Assisted Laparoscopic Colorectal Surgery.
Patel CB, Ragupathi M, Ramos-Valadez DI, Haas EM, Minimally Invasive Robotic Association (MIRA) 5th International Congress, San Diego, California
Patient Satisfaction and Outcomes Following Stapled Transanal Rectal Resection (STARR) for Obstructed Defecation Syndrome.
Patel CB, Ragupathi M, Bhoot N, Pickron TB, Haas EM, Digestive Disease Week (DDW) 2010, New Orleans, Louisiana
Assessment of Concordance Rate Between Echodefecography and Conventional Defecography in Patients with Obstructed Defecation Syndrome: An International Multicenter Trial.
Patel CB, Ragupathi M, Regadas FS, Sardiñas C, Jorge JM, Murad-Regadas S, Haas EM, Digestive Disease Week (DDW) 2010, New Orleans, Louisiana
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Lectures

Minimally Invasive Surgery Symposium (MISS)
Quadrant HealthCom, Inc., Salt Lake City, Utah - 2/20/2012

Other

SILS (Single Incision Laparoscopic Surgery) for Colon.
Haas EM, MIS Colon Surgery Master’s Class, The Methodist Hospital, Houston, Texas
The Best Emergency Operation for Diverticulitis: Hartmann’s Procedure, Resection with Anastomosis, or Laparoscopic Lavage. Can I Really Leave Disease Behind?
Haas EM, American Society of Colon and Rectal Surgeons (ASCRS) 2011 Annual Meeting
Vancouver, British Columbia, Canada
Economics in Robotic Colectomy.
Haas EM, World Robotic Symposium, Miami, Florida, USA
Robotic Left – LAR Colectomy Hybrid Approach with Laparoscopic Mobilization of Splenic Flexure.
Haas EM, World Robotic Symposium, Miami, Florida, USA
Update: Minimally Invasive Colorectal Surgery: Single Port and Video Assisted Perineal Approaches.
Haas EM, Houston Surgical Society, Houston, Texas
Laparoscopic Single Incision Right Colectomy Video Presentation.
Haas EM, 2011 Society of American Gastrointestinal and Endoscopic Surgeons (SAGES) Annual Meeting
San Antonio, Texas
Minimally Invasive Colorectal Surgery for Cancer, Innovative Technologies and Techniques.
Haas EM, Greater Houston Society of Gastroenterology Nurses and Associates (SGNA), Inc
Single Incision Laparoscopic Colectomy (SILC).
Haas EM, Memorial Hermann Hospital, Houston, Texas
Single Incision Laparoscopic Right Hemicolectomy.
Haas EM, Memorial Hermann Hospital, Houston, Texas
Robotics: Cost.
Haas EM, American Society of Colon and Rectal Surgeons (ASCRS) 2012 Annual Meeting, San Antonio, Texas
Robotic Colorectal Surgery: How to Get Started and Case Selection.
Haas EM, Surgical Innovations 2010, Austin/Bastrop, Texas
Robotic Rectopexy.
Haas EM, Miami Robotics Symposium, Miami, Florida
Learning Curve – My Hospital Has a Robot, How Do I Get Started?
Haas EM, American Society of Colon and Rectal Surgeons (ASCRS) 2010 Annual Meeting, Minneapolis, Minnesota
Obstructive Defecation Syndrome / Disorders of Defecation.
Haas EM, Pickron TB, 3rd Annual Technology and the Pelvis CME Course
Exploring Your Surgical Options for Crohn’s Disease and Ulcerative Colitis.
Haas EM, (CCFA) – Gulf Coast/South Texas Chapter Nurse Symposium, Houston, Texas
Laparoscopic Assisted Colorectal Surgery: A Review of the Data.
Haas EM, Texas Medical Association TexMed Meeting, Houston, Texas
Biological determinants of resectability and survival in patients with locally recurrent rectal cancer.
Haas EM, Skibber J, El-Naggar A, Hunt K, Geocco G, M.D. Anderson Cancer Center, Houston, Texas
Robotic in Colorectal Surgery.
Parra-Davila E, Haas EM, (SAGES) Scientific Session & Postgraduate Courses, San Diego, California
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Authored Content

Pushing the Limits of Minimally Invasive Colorectal Surgery Presented at SAGES 2019April 2019
Pushing the Limits of Minimally Invasive Colorectal Surgery Presented at SAGES 2019April 2019

Press Mentions

'It Wears on You': Patients Forced to Wait It Out as COVID Surge Delays Important SurgeriesSeptember 3rd, 2021
91 GI Practices in the News in 2018July 24th, 2018
Surgeon, Robot Build Former Rice Owls Quarterback Artificial ColonMay 11th, 2018
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Committees

Chair, Enhanced Recovery Following Surgery, Houston Methodist Hospital 2017 - Present
Member, Healthcare and Economics Committee, American Society of Colon and Rectal Surgeons 2017 - Present
Chair, New Technologies Committee, American Society of Colon and Rectal Surgeons 2015 - Present
Member, General/Abdominal/Pelvic (GAP) Medical Staff Quality Management Subcommittee, The Methodist Hospital, Houston, Texas 2011 - Present
Faculty, Crohn’s and Colitis Foundation of America 2009 - Present
Member, Technologies Committee, Society of American Gastrointestinal and Endoscopic Surgeons 2013 - 2015
Member, Research Development Committee, American Society of Colon and Rectal Surgeons 2010 - 2011
Member, Quality Assessment & Safety Committee, American Society of Colon and Rectal Surgeons 2007 - 2012
President, Texas Society of Colon and Rectal Surgeons 2006 - 2007