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License & Identifications

A medical license is required for a doctor to practice medicine in a particular state. Requirements vary by state but most require, at a minimum, post-graduate training in the doctor’s specific specialty. An NPI number is a national identifier unique to an individual health care provider and is managed by the Center for Medicare & Medicaid Services (CMS).

Patient Reviews

Patient comments (41)

The overall average patient rating of Dr. Eric Haas, Surgeon, Colon & Rectal Surgeon is Good. Dr. Haas has been reviewed by 73 patients who have provided 41 comments. The rating is 4 out of 5 stars.

Patient Ratings
Ease of Appointment 4.2
Promptness 3.4
Courteous Staff 4.2
Accurate Diagnosis 4.4
Bedside Manner 4.1
Spends Time with Me 4.1
Follows Up After Visit 4.1

Specialties & Research

Dr. Eric Haas, MD is board certified in Colon & Rectal Surgery and Surgery.

  • He has special expertise in 12 areas:
  • Colon Cancer
  • Colonoscopy
  • Colorectal Cancer
  • Crohn's Disease
  • Diverticulitis
  • Hemorrhoids
  • Inflammatory Bowel Diseases (IBD)
  • Laproscopic Surgery (Laparoscopy)
  • Minimally Invasive Surgical Procedures
  • Polyps
  • Rectal Cancer
  • Rectal Prolapse

Education & Awards

Dr. Haas graduated from The University of Texas at Houston. He has 8 awards.

Castle Connolly America's Top Doctors® (2009, 2012 - 2015)
Castle Connolly America's Top Doctors® for Cancer (2009, 2012, 2014 - 2015)
Castle Connolly's Top Doctors™ (2012 - 2013)
Patients' Choice Award (2008 - 2010)
Compassionate Doctor Recognition (2010, 2012)
Top 10 Doctor - Metro Area (2014)
Greater Houston
Colon & Rectal Surgeon
Castle Connolly Medical LTD *
Consumer's Research Council of America *


Dr. Haas has 5 hospital affiliations:

  • St Luke's Episcopal Hospital 
  • The Methodist Hospital 


  • Spanish
  • English

> > > > Dr. Eric Haas, MD

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Additional Information
Dr. Eric M Haas MD is a male Colon/Rectal Surgeon, has 14 years of experience and practices in Colon & Rectal Surgery and Surgery.
Where does Dr. Eric M. Haas practice?
Dr. Eric Haas has 2 office locations.
Dr. Eric Haas practices Colon & Rectal Surgery and Surgery near Houston, TX.
See Houston Surgeons.