Dr. Mark Feldman, MD

Dr. Mark Feldman, MD

Gastroenterology  |  
Male  |  
Age 66
Insurances AcceptedSave
Dr. Mark Feldman, MD is a gastroenterology specialist in Belleville, IL. He graduated from University Of Missouri--Columbia School Of Medicine and specializes in gastroenterology and internal medicine.Read his story

311 W Lincoln St Ste 100

Belleville, IL 62220

Contact Information

(618) 233-3661

Insurance Accepted

  • Aetna
  • Anthem Blue Cross Blue Shield
  • Blue Cross Blue Shield
  • Cigna
  • Coventry Health Care
  • First Health (Coventry Health Care)
  • HealthLink
  • Humana
  • MultiPlan
  • UnitedHealthCare

*Please verify this information when scheduling an appointment.

Learn about Dr. Feldman

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. Feldman performs your care needs compared to other doctors.

Noninfectious Gastroenteritis and Colitis
very high
more than 99% of peers
Inflammatory Bowel Disease
very high
more than 99% of peers
Crohn's Disease
very high
more than 98% of peers

Dr. Feldman'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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Dr. Feldman's bio

This content was provided by Dr. Feldman "Dr. Mark Feldman has been practicing in Belleville, Illinois since 1982. He is board certified in Internal Medicine, Gastroenterology, and Gastrointestinal Endoscopy. He is also a member of the American College of Gastroenterology and the American Society of Gastrointestinal Endoscopy. He has been on the teaching faculty at Southern Illinois University and St. Louis University. He has lectured at the County Medical Society and given Educational Lectures locally and at surrounding community Medical Facilities. "


  • Gastroenterology
  • Internal Medicine

Board Certifications

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

Conditions Treated


Read Less


Background Check

1 Malpractice Claim
  • Settlement : 11/26/2013
    Amount or Range: $1,000,000.00
    Nature of Complaint: SAINT CLAIR COUNTY, IL
    State: Illinois
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.


  • University Of Missouri--Columbia School Of Medicine
    Medical School | Graduated
  • University Of Illinois
    Residency Hospital | Completed
  • Northwestern Center Feinberg School Of Medicine
    Fellowship Hospital | Completed

Awards & Recognition

Awards & Honors

Dr. Feldman has no awards or honors listed.

Media & Publications

Dr. Feldman has no media or publications listed.

Languages Spoken

  • English

Memberships & Professional Affiliations

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

Dr. Feldman's Reviews

Likelihood of recommending Dr. Feldman to family and friends
based on 22 total reviews (10 with comments)

Likelihood to Recommend (22)

  • 5
  • 4
  • 3
  • 2
  • 1

Dr. Feldman's Performance

Explains condition(s) well
Answers Questions
Time well spent

Office & Staff Performance

Office environment
Staff friendliness
Average wait time
31 to 45 minutes

Patient Comments (10)

in Waterloo, IL
I had an endoscopy performed by Dr Feldman. While the procedure went well, his bedside manner leaves something to be desired. I literally met him moments before I was sedated and was greeted with a nod and gesture with the coffee cup in his hand. I had no problems with his staff, but did feel the...more
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in Troy, IL
Colonoscopy procedure went very well. Would recommend to anyone. Long office wait.
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I tried to make an appointment with Feldman's office and after mulitple calls to them and their promises that someone would call back and after three weeks I gave up and made an appointment with Dr. Pai in ten minutes. Something is definetly wrong with Feldman's office procedures and/or staff.
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I'm so sorry that this happened to you but may I suggest in the future to speak with the office manager regarding your concerns so that it can be resolved immediately.

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in Fairview Heights, IL
I am very happy to have Dr. Feldman as my parents' doctor. He diagnosed my mom correctly and has being very helpful in her total recuperation. He has being kind enough to allow me to be with her given that she does not speak English. Yes, it is true that the wait time is horrible, but his caring...more
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Thank you for your review. It helps when someone takes the time to say something good and not always negative when reviewing a physician.

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in Waterloo
I've been a patient of Dr. Feldman's for several years and I have always been treated right by Dr. Feldman and his staff!!! Even though I have a couple of health issues that he treats, my visits are kept to a minimum because he knows how to treat them so that I don't have a lot of trouble with...more
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Thank you for your review. It is a help when people take the time to review and say something good and not always negative.

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