Psychiatrist

Dr. Marc William Manseau, M.D.

356 W 18th St, New York, New York, 10011-4401

About Dr. Marc William Manseau

Dr. Marc William Manseau is a psychiatrist based in New York, New York who is specialized in Psychiatry. Active license number of Dr. Marc William Manseau is 258596 for Psychiatry in New York. His current practice location is 356 W 18th St, New York. Patients can contact him at 347-687-4704. Dr. Marc William Manseau, M.D., specializes in Psychiatry and his NPI number (Unique professional ID assigned by NPPES) is 1487888673.

Dr. Marc William Manseau 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. Marc William Manseau'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. Marc William Manseau
Specialization Psychiatry
Credentials M.D.
Gender Male
Practice Address: 356 W 18th St,
New York, NY - 10011-4401

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 Number1487888673
NPI Enumeration Date: 04 May, 2009
NPI Last Update On: 04 Mar, 2025

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. Marc William Manseau are as mentioned below.

License NumberSpecializationStateStatus
258596Psychiatry New YorkPrimary
Student in an Organized Health Care Education/Training Program Secondary
258596 New YorkSecondary

Other Medical Identifiers

Other professional identifiers associated with Dr. Marc William Manseau such as Medicaid, Medicare PIN, NSC, UPIN etc. are mentioned as below.
IdentifierTypeStateIssuer
258596-1OtherNew YorkNY STATE LICENSE

Mailing Address

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

Dr. Marc William Manseau
237 Devoe St Apt 3r,
Brooklyn, NY - 11211-3806
Phone: 401-524-1545

Book an Appointment with Dr. Marc William Manseau

To schedule an appointment, contact Dr. Marc William Manseau at 356 W 18th St, New York, New York or call the phone number listed below.

Book an Appointment

Frequently Asked Questions

Below are some commonly asked questions about Dr. Marc William Manseau:

Dr. Marc William Manseau 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. Marc William Manseau 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. Marc William Manseau practices at 356 W 18th St, New York, New York, 10011-4401.

To schedule an appointment with Dr. Marc William Manseau, please contact the office at 347-687-4704.

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