Dr. Gregory Brennan, MD
book an appointment
Dr. Gregory Brennan, MD
Gastroenterology
Dr. Gregory Brennan, MD is a gastroenterologist in Mansfield, TX. Dr. Brennan has extensive experience in Pancreatic Disease, Gastrointestinal Disorders, and Esophageal Disorders. He is affiliated with medical facilities Medical City Arlington and Methodist Mansfield Medical Center. He is accepting new patients and telehealth appointments.
Brought to you by and on staff at
Locations
GI Alliance Mansfield Clinic
Hospital Highlight
Dr. Brennan is affiliated with Methodist Mansfield Medical Center Mansfield, a highly rated hospital.
Dr. Brennan is a Healthgrades Choice provider in Gastroenterology
The Healthgrades Choice designation helps you understand the most important factors to consider when choosing a healthcare professional. This designation is earned based on four set standards.
Read our methodology
- Above average experience
- Good hospital quality
- Good patient ratings
- No healthcare sanctions
- Areas of Expertise • Dr. Brennan specializes in the areas of Gastroenterology & Internal Medicine. See board certifications
- Explains Conditions Well • Patients said this doctor explains conditions well. See reviews
- Offers Telehealth • This doctor offers telehealth appointments. Call the office to schedule an appointment.
- Practices at Top Hospital • Outstanding Patient Experience Award™ See hospitals
More Gastroenterology Specialists at GI Alliance Mansfield Clinic
Experience Check
Search for experience in a specific area
Dr. Brennan's Reviews
Likelihood to recommend Dr. Brennan
4.9
| 5 Star | 96% | 96% |
| 4 Star | 2% | 2% |
| 3 Star | 0% | 0% |
| 2 Star | 0% | 0% |
| 1 Star | 2% | 2% |
Leave a review
How was your experience with Dr. Brennan?Is this your profile?
Respond to reviews, add information, and reach more patients. Claiming is free and only takes a minute.
Claim your profileOverall Patient Satisfaction
Likelihood of recommending Dr. Brennan to family and friends is 4.888889 out of 5
Insurance Check
Search for your insurance carrier and choose your plan type
About Me
biography
Dr. Gregory Brennan, MD is a gastroenterologist in Mansfield, TX. Dr. Brennan has extensive experience in Pancreatic Disease, Gastrointestinal Disorders, and Esophageal Disorders. He is affiliated with medical facilities Medical City Arlington...read moreGastroenterology
Internal Medicine
*Healthgrades does not verify qualifications for medical specialties. Please verify your provider's specialty and qualifications directly with your provider and applicable medical board.
Healthgrades receives board action history for physicians and physician assistants. The information displayed here is sourced from independent information providers, such as state board websites, and may not be the most up-to-date information. Healthgrades makes no representations with respect to the accuracy of any information provided here and assumes no responsibility or liability for such information.
Learn more about medical license public record checkAffiliated Hospitals
- Recipient of 4
hospital awardsView all awardsOutstanding Patient Experience Award™ (2024, 2023)
Top in the nation for overall patient experience based on nine measures related to doctor and nurse communication, hospital cleanliness and noise levels, and medication and post-discharge care instructions
View all patient feedbackHow patients felt about the care they received at this hospital.
88%Patients said they were given information about recovering at home4% higher than the national average
81%Patients would recommend the hospital to friends and family16% higher than the national average
- Recipient of 22
hospital awardsAmerica's 250 Best Hospitals Award™ (2025, 2024, 2023)
Top in the nation for providing excellence in patient safety by preventing infections, medical errors, and other preventable complications
View all awardsPatient Safety Excellence Award™ (2025, 2024, 2023)
Top in the nation for providing excellence in patient safety by preventing infections, medical errors, and other preventable complications
View all patient feedbackHow patients felt about the care they received at this hospital.
76%Patients said they were given information about recovering at home8% lower than the national average
69%Patients said that doctors always listened to them and explained things well7% lower than the national average
Your trust is our top concern. Learn more.
We monitor all reviews to ensure they comply with our guidelines and don’t include personal information, profanity, libel, defamation, harassment, obscenity or fraud.
All reviews are confirmed and audited before publication, and community members have the ability to flag inappropriate content for further review by our team.
Doctors can not pay for good reviews, nor can they pay to have negative reviews removed.
Any reviews that are deemed fraudulent or violate our guidelines will be removed immediately.