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Dr. Douglas Edward Merkel MD is a male Internist, has 29 years of experience and practices in Internal Medicine and Medical Oncology.
Video profile
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

  • Currently 4 of 4 stars
Patient comments (8)

The overall average patient rating of Dr. Douglas Merkel is Excellent. Dr. Merkel has been reviewed by 17 patients who have provided 8 comments. The rating is 4 out of 4 stars.

Patient Ratings
Ease of Appointment 3.8
  • Currently 3.8 of 4 stars
Promptness 3.7
  • Currently 3.7 of 4 stars
Courteous Staff 3.7
  • Currently 3.7272727272727 of 4 stars
Accurate Diagnosis 3.9
  • Currently 3.9090909090909 of 4 stars
Bedside Manner 3.8
  • Currently 3.75 of 4 stars
Spends Time with Me 3.8
  • Currently 3.75 of 4 stars
Follows Up After Visit 3.7
  • Currently 3.7 of 4 stars

Specialties & Research

Dr. Douglas Merkel, MD is board certified in Internal Medicine and Medical Oncology.

  • He has special expertise in 3 areas:
  • Breast Cancer
  • Clinical Research
  • Epidemiology

Education & Awards

Dr. Merkel graduated from Northwestern University, Chicago. He has 5 awards.

Patients' Choice 5th Anniversary Award (2012)
Patients' Choice Award (2008 - 2012)
Compassionate Doctor Recognition (2010 - 2013)
Top 10 Doctor - State (2014)
Medical Oncologist
Top 10 Doctor - Metro Area (2014)
Chicago Metro Area
Medical Oncologist


Dr. Merkel has 6 hospital affiliations:

  • NorthShore Medical Group 
  • Northshore University Healthsystem 


  • Spanish

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Additional Information
Where does Dr. Douglas E. Merkel practice?
Dr. Douglas Merkel practices Internal Medicine and Medical Oncology near Evanston, IL.
Additional practice locations include: Highland Park, IL and Glenview, IL.
See Evanston Internists and Evanston Oncologists.