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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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Education & Awards

Dr. O'Sullivan graduated from University of Maryland , Baltimore.

> > > > Dr. Sean O'Sullivan, DDS

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Additional Information
Dr. Sean Michael O'Sullivan DDS is a male dentist, has 20 years of experience and practices in Family Dentistry.
Where does Dr. Sean M. O'Sullivan practice?
Dr. Sean O'Sullivan has 1 office location.
Dr. Sean O'Sullivan practices Family Dentistry near Owings Mills, MD.
See Owings Mills Dentists.