Psychiatrist

Dr. William M Sullivan, M.D.

144 State St, Portland, Maine, 04101-3776

About Dr. William M Sullivan

Dr. William M Sullivan is a psychiatrist based in Portland, Maine who is specialized in Psychiatry. Active license number of Dr. William M Sullivan is 12321 for Psychiatry in Maine. His current practice location is 144 State St, Portland. Patients can contact him at 207-799-0457 or can fax him at 207-799-0457. Dr. William M Sullivan, M.D., specializes in Psychiatry and his NPI number (Unique professional ID assigned by NPPES) is 1487736377.

Dr. William M Sullivan specializes in the prevention, diagnosis, and treatment of mental disorders, emotional disorders, psychotic disorders, mood disorders, anxiety disorders, substance-related disorders, sexual and gender identity disorders and adjustment disorders. Biologic, psychological, and social components of illnesses are explored and understood in treatment of the whole person. Tools used may include diagnostic laboratory tests, prescribed medications, evaluation and treatment of psychological and interpersonal problems with individuals and families, and intervention for coping with stress, crises, and other problems.

Practice Information

Dr. William M Sullivan's specialty, credentials, practice address, contact phone number and fax are as below. Patients can call on the below given phone number for appointment.

Provider Name Dr. William M Sullivan
Specialization Psychiatry
Credentials M.D.
Gender Male
Practice Address: 144 State St,
Portland, ME - 04101-3776
Fax 207-799-0457

Professional Identification Codes

NPI number stands for National Provider Identifier which is a unique 10-digit identification number issued to healthcare providers in the United States by the Centers for Medicare and Medicaid Services (CMS). NPI details are as mentioned below.

NPI Number1487736377
NPI Enumeration Date: 19 Oct, 2006
NPI Last Update On: 18 Nov, 2010

Medical Licenses:

Healthcare professionals can hold one or more medical licenses for different specialties in the same state or different states. Related medical licenses for Dr. William M Sullivan are as mentioned below.

License NumberSpecializationStateStatus
12321Psychiatry MainePrimary

Mailing Address

Business mailing address can be used for mailing purpose only, for visiting purpose patients need to refer above mentioned Practice address.

Dr. William M Sullivan
29 Hunts Point Rd,
Cape Elizabeth, ME - 04107-2926
Phone: 207-799-0457

Book an Appointment with Dr. William M Sullivan

To schedule an appointment, contact Dr. William M Sullivan at 144 State St, Portland, Maine or call the phone number listed below.

Book an Appointment

Frequently Asked Questions

Below are some commonly asked questions about Dr. William M Sullivan:

Dr. William M Sullivan is a psychiatrist specializing in Psychiatry. He specializes in the prevention, diagnosis, and treatment of mental disorders, emotional disorders, psychotic disorders, mood disorders, anxiety disorders, substance-related disorders, sexual and gender identity disorders and adjustment disorders. Biologic, psychological, and social components of illnesses are explored and understood in treatment of the whole person. Tools used may include diagnostic laboratory tests, prescribed medications, evaluation and treatment of psychological and interpersonal problems with individuals and families, and intervention for coping with stress, crises, and other problems.

Yes, Dr. William M Sullivan is currently accepting new patients. To schedule an appointment, contact the office directly and schedule an appointment.
*Availability may change. Please contact the office directly to ask about appointments.

Dr. William M Sullivan practices at 144 State St, Portland, Maine, 04101-3776.

To schedule an appointment with Dr. William M Sullivan, please contact the office at 207-799-0457.

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**Data of this site is collected from Medicare & Medicaid Services (CMS) and NPPES. Last updated on 14 September, 2026.