Frederick Niegos, MD, Endocrinology, Fort Smith, AR, DeTar Healthcare System


Endocrinology Fort Smith, AR

Diabetes, Lipid Metabolism


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  • Dr. Frederick Niegos, MD is an endocrinologist in Fort Smith, Arkansas. He is currently licensed to practice medicine in Arkansas, Texas, and Kansas. He is affiliated with Jack C. Montgomery Veterans Affairs Medical Center.

Education & Training

  • University of Missouri-Columbia
    University of Missouri-ColumbiaFellowship, Endocrinology, Diabetes and Metabolism, 2001 - 2003
  • SUNY Stony Brook University Hospital & Medical Center
    SUNY Stony Brook University Hospital & Medical CenterResidency, Internal Medicine, 1997 - 2001
  • Overlook HospitalInternship, Transitional Year, 1996 - 1997
  • University of Santo Tomas
    University of Santo TomasClass of 1994

Certifications & Licensure

  • AR State Medical License
    AR State Medical License 2016 - 2021
  • TX State Medical License
    TX State Medical License 2011 - 2019
  • KS State Medical License
    KS State Medical License 2008 - 2014
  • GA State Medical License
    GA State Medical License 2003 - 2009
  • MO State Medical License
    MO State Medical License Active through 2013
  • American Board of Internal Medicine Internal Medicine
  • American Board of Internal Medicine Endocrinology, Diabetes and Metabolism

Awards, Honors, & Recognition

  • Fellow (FACE) American Association of Clinical Endocrinology

Professional Memberships

Hospital Affiliations