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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).

Learn more about Dr. Frances O'Sullivan:

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Education & Awards

Dr. O'Sullivan graduated from University College Dublin.


> > > > Dr. Frances O'Sullivan, MD

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Additional Information
Dr. Frances E M O'Sullivan MD is a female Psychiatrist, has 28 years of experience and practices in Psychiatry.
Where does Dr. Frances E. O'Sullivan practice?
Dr. Frances O'Sullivan has 1 office location.
Dr. Frances O'Sullivan practices Psychiatry near Ventura, CA.
See Ventura Psychiatrists.