Dr. Gregory Shannon, MD

Dr. Gregory Shannon, MD

Gastroenterology  |  
Male  |  
Age 48
(41)
Insurances AcceptedSave
Dr. Gregory Shannon, MD is a gastroenterology doctor who practices in Sugar Land, TX. He is 48 years old and has been practicing for 16 years.

17510 W Grand Pkwy S Ste 220

Sugar Land, TX 77479

Contact Information

(281) 201-1338

Insurance Accepted

  • Aetna
  • Amerigroup (Wellpoint)
  • Assurant Health
  • Blue Cross Blue Shield
  • Blue Cross Blue Shield of Texas
  • Cigna
  • Commercial Insurance Company
  • Coventry Health Care
  • EmblemHealth
  • 13 More

*Please verify this information when scheduling an appointment.

Learn about Dr. Shannon

Be confident in your decisions by checking out your provider's top areas of care, education, patient reviews and more. Learn about finding the right doctor for you

Top Care Areas

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See how frequently Dr. Shannon performs your care needs compared to other doctors.

Abdominal Pain
very high
more than 99% of peers
Diarrhea
very high
more than 96% of peers
Abdominal Disorders
very high
more than 96% of peers

Dr. Shannon's percentages are based on the rate of treatment compared to peers nationwide from insurance data. Learn more info about our data and this Top Care Areas component.

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1

Specialties

  • Gastroenterology
1

Board Certifications

  • Gastroenterology
    Accredited by: American Board of Internal Medicine*
64

Conditions Treated

  • Abdominal Disorders
  • Abdominal Pain
  • Anemia
  • Autoimmune Diseases
  • Barrett's Esophagus
  • Benign Neoplasm of the Digestive System
  • Benign Tumor
  • Biliary Atresia
  • Blood Disorders
  • Cancer
  • Cholecystitis and Gallstones
  • Cholelithiasis
  • Cirrhosis
  • Colorectal Cancer
  • Constipation
  • Crohn's Disease
  • Dehydration
  • Diaphragmatic and-or Hiatal Hernia
  • Diarrhea
  • Diverticulitis, Intestinal
  • Diverticulosis, Intestinal
  • Duodenal Ulcer
  • Duodenitis
  • Dysentery
  • Dysphagia
  • Enteritis
  • Esophageal Achalasia and Cardiospasm
  • Esophageal Diseases
  • Esophageal Varices
  • Esophagitis
  • Gas-Bloat Syndrome
  • Gastric Ulcer
  • Gastritis
  • Gastroesophageal Reflux Disease (GERD)
  • Gastrointestinal Bleeding
  • Gastrointestinal Diseases
  • Heartburn
  • Hemorrhoids
  • Hepatitis B - Immune Response
  • Hepatitis C
  • Hernia
  • Indigestion
  • Inflammatory Bowel Disease
  • Intestinal Ischemia
  • Intestinal Obstruction
  • Irritable Bowel Syndrome
  • Liver Damage from Alcohol
  • Malnutrition
  • Nausea
  • Neoplasm of Gastrointestinal Tract
  • Non-Alcoholic Fatty Liver Disease
  • Non-Neonatal Jaundice
  • Noninfectious Gastroenteritis and Colitis
  • Pancreatitis
  • Pyloric Stenosis
  • Reflux Esophagitis
  • Stomach Cancer
  • Stomach Diseases
  • Stomach and Small Intestine Cancer
  • Ulcer
  • Ulcerative Colitis
  • Unexplained Weight Loss
  • Viral Hepatitis
  • Vomiting Disorders

More

Read More
3

Procedures

  • Colonoscopy, Proctosigmoidoscopy, and Sigmoidoscopy
  • Endoscopy (Esophagus, Stomach, Small Intestine)
  • Gastroenterology Procedures

Background Check

0 Malpractice Claims

No malpractice history found for Texas.

0 Sanctions

No sanctions history found for the years that Healthgrades collects data.

0 Board Actions

No board actions found for the years that Healthgrades collects data.

Education

  • Xavier University Of Louisiana
    Undergraduate School | Graduated 1992
  • Northwestern University The Feinberg School Of Medicine
    Medical School | Graduated 1996
  • Baylor University
    Internship Hospital | Completed 1997
  • Baylor University
    Residency Hospital | Completed 1999
  • Baylor University
    Fellowship Hospital | Completed 2002

Awards & Recognition

Awards & Honors
  • Healthgrades Honor Roll
Media & Publications

Dr. Shannon has no media or publications listed.

Languages Spoken

  • English
  • Spanish

Memberships & Professional Affiliations

Dr. Shannon does not have any memberships or affiliations listed. If you are Dr. Shannon and would like to add memberships or affiliations, please update your profile.

Dr. Shannon's Reviews

Likelihood of recommending Dr. Shannon to family and friends
4.0
based on 41 total reviews (13 with comments)

Likelihood to Recommend (41)

  • 5
    (30)
  • 4
    (0)
  • 3
    (1)
  • 2
    (2)
  • 1
    (8)

Dr. Shannon's Performance

Trustworthiness
VERY GOOD
Explains condition(s) well
VERY GOOD
Answers Questions
VERY GOOD
Time well spent
VERY GOOD

Office & Staff Performance

Scheduling
EXCELLENT
Office environment
EXCELLENT
Staff friendliness
VERY GOOD
Average wait time
10 to 15 minutes

Patient Comments (13)

Pearland Tx |
Dr. Shannon is good at what he does. One of the best GI docs I’ve seen & I went thru a few to find him by word of mouth. Saw his NP this last time & I was hestitant at first but she was extremely nice & very knowledgeable about everything. So now I feel comfortable seeing either of them.
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Sugarland, Texas |
Great doc and has always been! Always addresses my needs and spend a great deal of time with me! The best for my GI problems!!! Top notch
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Sugar Land, TX |
Saw Dr. Shannon over a year ago with stomach issues. I waited a long time in the lobby. It was crowded and not enough seats. Finally got in and he just talked to me. He never examined me. Told me to take a probiotic and see him in two months. Came back in 2 months. He had no recommendation until I...more
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in Houston, TX |
I went to see Dr. Shannon after one of my colleagues recommended him. Staff was excellent at accommodating me. When I made it to my appointment I actually saw his nurse practitioner. I was not aware that I would be seeing the her when I made the appointment. She was great! Made me feel at ease and...more
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houston, tx |
Dr. Shannon's staff is rude and the office seems to be very disorganized. I had to wait nearly one hour only to see the NP. I was scheduled for a colonoscopy without every seeing the doctor. I only saw the NP during my visit. The doctor never came in an introduced himself, which made me hesitant...more
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Visit Dr. Shannon

Now Accepting New Patients
Dr. Shannon accepts 22 insurance carriers
  • Aetna
    Aetna HMO
    Choice Plus POS II
  • Amerigroup (Wellpoint)
  • Assurant Health
  • Blue Cross Blue Shield
    Blue Card PPO
  • Blue Cross Blue Shield of Texas
    Blue Advantage HMO
    Blue Choice
  • Cigna
    Cigna HMO
    Cigna PPO
    Great West Healthcare-Cigna PPO
    LocalPlus
    Open Access Plus
  • Commercial Insurance Company
  • Coventry Health Care
  • EmblemHealth
    Emblem Health
  • First Health (Coventry Health Care)
    First Health (Coventry Health Care) PPO
  • Golden Rule
  • Government Employees Health Association (GEHA)
    GEHA
  • HAP Insurance
    Health Alliance
  • Harvard Pilgrim Health Care
    Harvard Pilgrim Health Care PPO
  • HealthSmart
  • Humana
    Choice Care PPO
    Preferred PPO
  • Humana Health Plan of Texas
    Houston Area HMO-Standard
  • MHealth Insured
  • MultiPlan
    MultiPlan PPO
  • Principal Life
  • UnitedHealthCare
    Choice Plus POS
    Navigate HMO
    Navigate POS
    Options PPO
  • Universal American

*Please verify this information when scheduling an appointment.

Hospitals where Dr. Shannon has admitting privileges

Memorial Hermann - Texas Medical Center
6411 Fannin St
Houston, TX 77030
View Hospital Profile
Memorial Hermann Sugar Land Hospital
17500 W Grand Pkwy S
Sugar Land, TX 77479
View Hospital Profile
Houston Methodist Sugar Land Hospital
16655 Southwest Fwy
Sugar Land, TX 77479
View Hospital Profile
St. Luke's Sugar Land Hospital
1317 Lake Pointe Pkwy
Sugar Land, TX 77478
View Hospital Profile

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