Dr. Stephen Marcum, MD

Dr. Stephen Marcum, MD

Gastroenterology  ·  
Male  ·  
62 y/o

Accepting new patients

Dr. Stephen Marcum, MD is a gastroenterology specialist in Webster, TX and has been practicing for 32 years. He specializes in gastroenterology, endocrinology, diabetes & metabolism, and more.

Bay Area Houston Gastroenterology Associates

1015 W Medical Center Blvd Ste 1400

Webster, TX 77598
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Insurance Accepted

  • Aetna
  • Blue Cross Blue Shield
  • Blue Cross Blue Shield of Texas
  • Cigna
  • First Health (Coventry Health Care)
  • Humana
  • Humana Health Plan of Texas
  • Medicaid
  • MultiPlan
  • UnitedHealthCare

Learn about Dr. Marcum

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

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

very high
more than 99% of peers
Abdominal Pain
very high
more than 99% of peers
Gastroesophageal Reflux Disease (GERD)
very high
more than 99% of peers

Dr. Marcum'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.

3  Specialties

  • Gastroenterology
  • Endocrinology, Diabetes & Metabolism
  • Internal Medicine

2  Board Certifications

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

72  Conditions Treated


Read Less

4  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.


  • Jefferson University Medical College Pa
    Medical School | Graduated 1981
  • Washington Hospital Center
    Internship Hospital | Completed
  • Washington Hospital Center
    Residency Hospital | Completed
  • Johns Hopkins Hospital
    Fellowship Hospital | Completed 1986

Awards & Recognition

Awards & Honors
  • Healthgrades Honor Roll
Media & Publications

Dr. Marcum has no media or publications listed.

Languages Spoken

  • English

Memberships & Professional Affiliations

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

Clear Lake Regional Medical Center

is a Recipient of a Healthgrades Excellence Award
Patient Safety Excellence Award

Hospital Quality Award

Dr. Marcum is on the medical staff at our top-rated hospital.

View awards

Dr. Marcum's Reviews

Likelihood of recommending Dr. Marcum to family and friends
19 total reviews (4 have comments)

Likelihood to Recommend (19)

  • 5
  • 4
  • 3
  • 2
  • 1

Dr. Marcum's Performance

  • Trustworthiness

  • Explains condition(s) well

  • Answers questions

  • Time well spent


Office & Staff Performance

  • Scheduling

  • Office environment

  • Staff friendliness

  • Average wait time

    10 to 15 minutes

Patient Comments (4)

He is more concerned with making money than doing right by his patients. Never go to this doctor. There's so many better choices for a GI doctor in the Clear Lake area. This guy needs to get a bedside manner.
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He was rude and did not listen to you. I ended up in the hospital three different times that year due to him not checking my blood count. He also tried to put me on medicine for depression without telling me when I was in the hospital. Very bad doctor and I cannot believe he is still in business.
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Dr. Marcum took me off my long term preventative med. for Ulcerative Colitis. Said I didn't need it. When I got really sick, he said that he tells his clients to quit their stressful jobs. Only problem, my job is taking care of 4 kids. Can't quit that! He doesn't understand Ulcerative...more
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I walk into the office to discuss my procedures with Dr. Marcum. I was extremely nervous. However, his staff of Mary Jane, Mel,Jenn and Candyace were so nice and polite that my nervousness quickly dissipated. This was not a put-on politeness, but a geniune care for a patient. Dr. Marcum is an...more
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