Browse Health
Preventive Medicine / Wellness
24 years of experience
License & Identifications

A medical license is required for a doctor to practice medicine in a particular state. Requirements vary by state but most require, at a minimum, post-graduate training in the doctor’s specific specialty. An NPI number is a national identifier unique to an individual health care provider and is managed by the Center for Medicare & Medicaid Services (CMS).

Learn more about Dr. David O'Brien:

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Specialties & Research

Dr. David O'Brien, MD is board certified in Aerospace Medicine and Occupational Medicine.

Education & Awards

Dr. O'Brien graduated from Loyola University Chicago, Maywood.


Dr. O'Brien has 1 hospital affiliations:

  • Oswego Hospital 

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Additional Information
Dr. David Michael O'Brien MD is a male Preventative Medicine Specialist, has 24 years of experience and practices in Aerospace Medicine and Occupational Medicine.
Where does Dr. David M. O'Brien practice?
Dr. David O'Brien has 2 office locations.
Dr. David O'Brien practices Aerospace Medicine and Occupational Medicine near Hampton, VA.
Additional practice locations include: Oswego, NY.
See Hampton Preventive Medicine Specialists.