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Internist, Gastroenterologist (digestive)
34 years of experience
Accepting new patients
License & Identifications

A medical license is required for a doctor to practice medicine in a particular state. Requirements vary by state but most require, at a minimum, post-graduate training in the doctor’s specific specialty. An NPI number is a national identifier unique to an individual health care provider and is managed by the Center for Medicare & Medicaid Services (CMS).

Learn more about Dr. Mark Daniels:

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  1. Qualifications
  2. What's important to you

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Patient Reviews

Patient comments (1)

The overall average patient rating of Dr. Mark Daniels is Excellent. Dr. Daniels has been reviewed by 4 patients who have provided 1 comments. The rating is 4.5 out of 5 stars.

Patient Ratings
Ease of Appointment 3.0
Promptness 4.3
Courteous Staff 3.7
Accurate Diagnosis 4.3
Bedside Manner 3.0
Spends Time with Me 3.0
Follows Up After Visit 3.0

Specialties & Research

Dr. Mark Daniels, MD is board certified in Internal Medicine and Gastroenterology.

  • He has special expertise in 9 areas:
  • Acid Reflux Disease (Gastroesophageal Reflux / GERD)
  • Celiac Disease
  • Colon Cancer
  • Constipation
  • Endoscopy (Endoscopic Surgery)
  • Heartburn
  • Hepatitis C
  • Irritable Bowel Syndrome (IBS)
  • Ulcerative Colitis

Education & Awards

Dr. Daniels graduated from University of Illinois at Chicago.


Dr. Daniels has 3 hospital affiliations:

  • Macneal Memorial Hospital 
  • Advocate Good Samaritan Hospital 
  • Westerly Hospital 

> > > > Dr. Mark Daniels, MD

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Additional Information
Dr. Mark Daniels MD is a male Internist, has 34 years of experience and practices in Internal Medicine and Gastroenterology.
Where does Dr. Mark Daniels practice?
Dr. Mark Daniels has 1 office location.
Dr. Mark Daniels practices Internal Medicine and Gastroenterology near Naperville, IL.
See Naperville Internists and Naperville Gastroenterologists.