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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 (2)

The overall average patient rating of Dr. Thomas Puetz is Good. Dr. Puetz has been reviewed by 6 patients who have provided 2 comments. The rating is 4 out of 5 stars.

Patient Ratings
Ease of Appointment 3.1
Promptness 3.8
Courteous Staff 4.0
Accurate Diagnosis 3.0
Bedside Manner 3.0
Spends Time with Me 3.3
Follows Up After Visit 3.0

Specialties & Research

Dr. Thomas Puetz, 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. Puetz graduated from University of Wisconsin at Madison.


Dr. Puetz has 30 hospital affiliations:

  • Aurora Sinai Medical Center 
  • Aurora Medical Center Kenosha 


  • Spanish

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Additional Information
Dr. Thomas R Puetz MD is a male Internist, has 22 years of experience and practices in Gastroenterology.
Where does Dr. Thomas R. Puetz practice?
Dr. Thomas Puetz has 2 office locations.
Dr. Thomas Puetz practices Gastroenterology near Mequon, WI.
Additional practice locations include: Port Washington, WI.
See Mequon Gastroenterologists.