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  • Office

    6400 Clayton Rd
    Ste 201
    Saint Louis, MO 63117
    Phone+1 314-781-8405
    Fax+1 314-781-2462

Summary

  • Dr. Anna Niesen, MD is a gastroenterologist in Saint Louis, Missouri. She is currently licensed to practice medicine in Missouri. She is affiliated with SSM Health St. Mary's Hospital - St. Louis.

Education & Training

  • SSM Health/Saint Louis University School of Medicine
    SSM Health/Saint Louis University School of MedicineFellowship, Gastroenterology, 1978 - 1980
  • SSM St Mary's Hospital-St Louis
    SSM St Mary's Hospital-St LouisResidency, Internal Medicine, 1975 - 1978
  • Saint Louis University School of Medicine
    Saint Louis University School of MedicineClass of 1975

Certifications & Licensure

  • MO State Medical License
    MO State Medical License 1978 - 2025
  • American Board of Internal Medicine Internal Medicine
  • American Board of Internal Medicine Gastroenterology

Awards, Honors, & Recognition

  • CMS Meaningful Use Stage 1 Certification Practice Fusion EHR, Practice Fusion, Inc., 2013