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Dr. Portman is on Doximity

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Education & Training

  • Washington University/B-JH/SLCH Consortium
    Washington University/B-JH/SLCH ConsortiumFellowship, Pediatric Nephrology, 1981 - 1983
  • Fitzsimons Army Medical Center
    Fitzsimons Army Medical CenterResidency, Pediatrics, 1976 - 1979
  • Geisel School of Medicine at Dartmouth
    Geisel School of Medicine at DartmouthClass of 1976

Certifications & Licensure

  • PA State Medical License
    PA State Medical License 2007 - 2024
  • TX State Medical License
    TX State Medical License 1986 - 2007
  • CO State Medical License
    CO State Medical License 1983 - 1987
  • American Board of Pediatrics Pediatrics
  • American Board of Pediatrics Pediatric Nephrology

Publications & Presentations

PubMed