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Addiction Medicine Specialist, Psychiatrist, Adolescent Specialist
32 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).

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Specialties & Research

  • He has special expertise in 1 area:
  • Neurology

Education & Awards

Dr. Sullivan graduated from University of Massachusetts, Worcester.


Dr. Sullivan has 4 hospital affiliations:

  • Maine Medical Center 
  • Mercy Hospital 

> > > > Dr. William Sullivan, MD

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Additional Information
Dr. William Kiely Sullivan MD is a male Psychiatrist, has 32 years of experience and practices in Psychiatry, Addiction Medicine, and Addiction Psychiatry.
Where does Dr. William K. Sullivan practice?
Dr. William Sullivan has 3 office locations.
Dr. William Sullivan practices Psychiatry, Addiction Medicine, and Addiction Psychiatry near South Portland, ME.
Additional practice locations include: Portland, ME and Biddeford, ME.
See South Portland Psychiatrists and South Portland Addiction Specialists.