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Dr. Nissen is on Doximity

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Education & Training

  • The Warren Alpert Medical School of Brown University
    The Warren Alpert Medical School of Brown UniversityClass of 2020

Certifications & Licensure

  • TX State Medical License
    TX State Medical License 2023 - 2026
  • ND State Medical License
    ND State Medical License 2024 - 2025
  • MA State Medical License
    MA State Medical License 2020 - 2025

Press Mentions

  • What May Happen to COVID-19 Vaccine Volunteers Who Got Placebo
    What May Happen to COVID-19 Vaccine Volunteers Who Got PlaceboDecember 9th, 2020
  • Monday Is the Darkest Day of the Year. Here Are Three Tips to Prevent the Winter Blues
    Monday Is the Darkest Day of the Year. Here Are Three Tips to Prevent the Winter BluesDecember 22nd, 2020