16 years of experience
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).

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Specialties & Research

Dr. Terrence Maag, MD is board certified in Internal Medicine.

Education & Awards

Dr. Maag graduated from Rush Medical College, Chicago.


Dr. Maag has 7 hospital affiliations:

  • North Memorial Medical Center 
  • Healtheast St John's Hospital 


  • German

> > > > Dr. Terrence Maag, MD

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Additional Information
Dr. Terrence John Maag MD is a male Internist, has 16 years of experience and practices in Internal Medicine.
Where does Dr. Terrence J. Maag practice?
Dr. Terrence Maag has 2 office locations.
Dr. Terrence Maag practices Internal Medicine near Saint Paul, MN.
See Saint Paul Internists.