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Gastroenterologist (digestive)
18 years of experience
Video profile
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. Gustav Decker:

View the full profile to get information on:

  1. Qualifications
  2. What's important to you

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Patient Reviews

Patient comments (0)

The overall average patient rating of Dr. Gustav Decker is Excellent. Dr. Decker has been reviewed by 1 patients who have provided 0 comments. The rating is 4 out of 4 stars.

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

Specialties & Research

Dr. Gustav Decker, MBBS, MD is board certified in Gastroenterology.

Education & Awards

Dr. Decker graduated from University Of The Witwatersrand, Parktown.


Dr. Decker has 3 hospital affiliations:

  • Mayo Clinic Hospital 
  • Owatonna Hospital, Owatonna, Mn 
  • Mayo Clinic - Scottsdale 

> > > > Dr. Gustav Decker, MBBS, MD

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Additional Information
Dr. Gustav Anton George Decker MBBS and MD is a male Internist, has 18 years of experience and practices in Gastroenterology.
Where does Dr. Gustav A. Decker practice?
Dr. Gustav Decker has 1 office location.
Dr. Gustav Decker practices Gastroenterology near Scottsdale, AZ.
See Scottsdale Gastroenterologists.