Browse Health
Internist, Cardiologist (heart)
44 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. Mark Hattenhauer:

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  1. Qualifications
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Specialties & Research

Dr. Mark Hattenhauer, MD is board certified in Internal Medicine and Cardiovascular Disease.

  • He has special expertise in 5 areas:
  • Acute Coronary Syndrome (ACS)
  • Heart Block
  • High Blood Pressure (Hypertension)
  • Interventional Cardiology
  • Unstable Angina

Education & Awards

Dr. Hattenhauer graduated from Oregon Health & Science University, Portland.


Dr. Hattenhauer has 12 hospital affiliations:

  • Oregon Health & Science University Hospitals And Clinics 
  • St John's Medical Center 

> > > > Dr. Mark Hattenhauer, MD

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Additional Information
Dr. Mark Thomas Hattenhauer MD is a male Internist, has 44 years of experience and practices in Internal Medicine and Cardiovascular Disease.
Where does Dr. Mark T. Hattenhauer practice?
Dr. Mark Hattenhauer has 2 office locations.
Dr. Mark Hattenhauer practices Internal Medicine and Cardiovascular Disease near Longview, WA.
Additional practice locations include: Lake Oswego, OR.
See Longview Internists and Longview Cardiologists.