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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).

Patient Reviews

Patient comments (1)

The overall average patient rating of Dr. Eugene Yen is Excellent. Dr. Yen has been reviewed by 10 patients who have provided 1 comments. The rating is 4.5 out of 5 stars.

Patient Ratings
Ease of Appointment 3.7
Promptness 4.6
Courteous Staff 4.7
Accurate Diagnosis 5.0
Bedside Manner 5.0
Spends Time with Me 5.0
Follows Up After Visit 5.0

Specialties & Research

Dr. Eugene Yen, MD is board certified in Gastroenterology.

  • He has special expertise in 6 areas:
  • Acid Reflux Disease (Gastroesophageal Reflux / GERD)
  • Constipation
  • Hepatitis C
  • Irritable Bowel Syndrome (IBS)
  • Microscopic Colitis
  • Ulcerative Colitis

Education & Awards

Dr. Yen graduated from Tufts University, Boston. He has 2 awards.

Patients' Choice Award (2014)
Compassionate Doctor Recognition (2014)


Dr. Yen has 6 hospital affiliations:

  • Evanston Hospital 
  • Skokie Hospital 


  • English

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Additional Information
Dr. Eugene F Yen MD is a male Internist, has 11 years of experience and practices in Gastroenterology.
Where does Dr. Eugene F. Yen practice?
Dr. Eugene Yen has 1 office location.
Dr. Eugene Yen practices Gastroenterology near Evanston, IL.
See Evanston Gastroenterologists.