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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).

Learn more about Dr. Daniel Geenen:

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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. Daniel Geenen is Good. Dr. Geenen has been reviewed by 12 patients who have provided 1 comments. The rating is 4 out of 5 stars.

Patient Ratings
Ease of Appointment 3.8
Promptness 4.5
Courteous Staff 4.5
Accurate Diagnosis 3.6
Bedside Manner 3.8
Spends Time with Me 3.4
Follows Up After Visit 3.4

Specialties & Research

Dr. Daniel Geenen, MD is board certified in Gastroenterology.

  • He has special expertise in 5 areas:
  • Acid Reflux Disease (Gastroesophageal Reflux / GERD)
  • Constipation
  • Hepatitis C
  • Irritable Bowel Syndrome (IBS)
  • Ulcerative Colitis

Education & Awards

Dr. Geenen graduated from Medical College of Wisconsin, Milwaukee.


Dr. Geenen has 19 hospital affiliations:

  • Aurora Sinai Medical Center 
  • Aurora West Allis Medical Center 

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Additional Information
Dr. Daniel J Geenen MD is a male Internist, has 23 years of experience and practices in Gastroenterology.
Where does Dr. Daniel J. Geenen practice?
Dr. Daniel Geenen has 1 office location.
Dr. Daniel Geenen practices Gastroenterology near Milwaukee, WI.
See Milwaukee Gastroenterologists.