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15 years of experience
Video profile
Accepting new patients
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).

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Specialties & Research

Dr. Sean O'Donnell, MD is board certified in Internal Medicine.

Education & Awards

Dr. O'Donnell graduated from Drexel University , Philadelphia.


Dr. O'Donnell has 3 hospital affiliations:

  • Miles Memorial Hospital 
  • Penobscot Bay Medical Center 
  • Lahey Clinic Hospital 

> > > > Dr. Sean O'Donnell, MD

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Additional Information
Dr. Sean Michael O'Donnell MD is a male Internist, has 15 years of experience and practices in Internal Medicine.
Where does Dr. Sean M. O'Donnell practice?
Dr. Sean O'Donnell has 3 office locations.
Dr. Sean O'Donnell practices Internal Medicine near Damariscotta, ME.
Additional practice locations include: Rockport, ME.
See Damariscotta Internists.