Summary

Dr. Thomas Deweert treats hemorrhoids, iron deficiency anemia, and anemia from heavy bleeding, and performs upper GI endoscopy, laparoscopy, and colonoscopy. He has practiced gastroenterology and internal medicine for 40 years and is affiliated with Carle Bromenn Medical Center in Normal, Illinois.

He earned his medical degree from Wayne State University School of Medicine. Patients rate Dr. Deweert 4.43 out of 5.

Overview based on verified provider data

Quick Facts

  • 4.4
  • 40 years of experience
  • 6 insurance plans accepted
  • speaks English
  • Wayne State University School Of Medicine
  • 2 written reviews
  • 2 specialties
  • 11 areas of expertise
  • 1 hospital affiliation
  • 2 office locations
  • Male

Patients’ Perspective

  • Gave an accurate diagnosis
  • Had a good bedside manner
  • Spent time with me

Office Locations

Dr. Thomas Mark Deweert has 2 locations

Carle Bromenn Gastroenterology

1302 Franklin Ave Ste 3600Normal, IL 61761
Mon8:00 am - 5:00 pm
Tue8:00 am - 5:00 pm
Wed8:00 am - 5:00 pm
Thu8:00 am - 5:00 pm
Fri8:00 am - 5:00 pm
SatClosed
SunClosed

Carle Bromenn Medical Center

1304 Franklin AveNormal, IL 61761

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Dr. Thomas Mark Deweert, MDJi Soo Choi, APRNJan Seiler, APRNDr. Uday Laxman Deoskar, MD
GastroenterologyGastroenterologyGastroenterologyGeriatric Medicine
Accepts New Patients Accepts New Patients
4.4 
0 
0 
1 
40 Years of Experience 61 Years of Experience
No Virtual Visit Option Virtual Visit Available Virtual Visit Available No Virtual Visit Option
Speaks English Speaks English Speaks English Speaks English
Normal , ILSacramento , CAMontgomery , ALNormal , IL
Med School: Wayne State University School Of Medicine Med School: New York University Med School: Georgia State University Med School: Medical College Baroda
Current Profile
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Insurance Plans Accepted by Dr. Thomas Mark Deweert

  • Aetna
  • Anthem Blue Cross Blue Shield
  • Cigna
  • Humana - Medicare (Advantage HMO)
  • Medicaid - Medicaid
  • Medicaid - Medicaid (Managed)

Medical Specialties

Dr. Thomas Mark Deweert has the following 2 specialties

Specialty Expertise

Dr. Thomas Mark Deweert has the following 11 areas of expertise

  • Abdominal Pain
  • Acid Reflux Disease (Gastroesophageal Reflux / GERD)
  • Acid Reflux Disease (GERD)
  • Celiac Disease
  • Colonoscopy
  • Constipation
  • Hemorrhoids
  • Hepatitis C
  • Internal Medicine
  • Irritable Bowel Syndrome (IBS)
  • Ulcerative Colitis

Certifications, License, & Education

40 Years Experience

Dr. Thomas Mark Deweert holds an expired medical license in the state of Illinois.

Medical License

Medical Doctor with an expired medical license in the state of Illinois that expired in 2026.

Education & Training

Medical School

Graduated from Wayne State University School Of Medicine in 1986.

NPI Number

Dr. Deweert's NPI number is 1073560751.

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Frequently Asked Questions

Is Dr. Thomas Deweert accepting new patients?
Dr. Thomas Deweert has not indicated that they accept new patients. Contact their office through their Vitals profile to check for availability.
Does Dr. Thomas Deweert accept my insurance?
You can see the insurance plans that Dr. Thomas Deweert accepts on their Vitals profile.
What languages does Dr. Thomas Deweert speak?
Dr. Thomas Deweert speaks English.
Which hospitals is Dr. Thomas Deweert affiliated with?
Dr. Thomas Deweert is affiliated with Carle Bromenn Medical Center.
Where is Dr. Thomas Deweert's office located?
Dr. Thomas Deweert's office is located at 1302 Franklin Ave Ste 3600, Normal, IL, 61761.

Data Sources

This provider profile is built using data from:

  • NPPES NPI Registry
  • State medical licensing boards
  • Healthcare system and provider network data

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