Skip to main content
Michael O'Brien, DO, Internal Medicine, Portland, ME, Maine Medical Center

MichaelO'BrienDO

Internal Medicine • Portland, ME

Complementary and Integrative Medicine

Internal Medicine Portland VA

Join to view full profile

Dr. O'Brien is on Doximity

As a Doximity member you'll join over two million verified healthcare professionals in a private, secure network.

  • Connect with other colleagues in the same hospital or clinic
  • Search all U.S. specialist profiles and refer a patient
  • Read the latest clinical news and earn CME/CEU credits

See Dr. O'Brien's full profile

Already have an account?

Education & Training

  • Edward Via Virginia College of Osteopathic Medicine
    Edward Via Virginia College of Osteopathic MedicineClass of 2012

Certifications & Licensure

  • NH State Medical License
    NH State License 2015 - 2025
  • VA State Medical License
    VA State License 2008 - 2013
  • American Board of Internal Medicine Internal Medicine

Hospital Affiliations

Dr. Michael O'Brien, Dr. Michael O'Brien, DO, Dr. M O'Brien