Psychiatrist

Dr. Mary-anne Hennen, M.D.

475 Seaview Ave, Staten Island, New York, 10305-3436

About Dr. Mary-anne Hennen

Dr. Mary-anne Hennen is a psychiatrist based in Staten Island, New York who is specialized in Psychiatry. Active license number of Dr. Mary-anne Hennen is 329317 for Psychiatry in New York. Her current practice location is 475 Seaview Ave, Staten Island. Patients can contact her at 718-226-9000. Dr. Mary-anne Hennen, M.D., specializes in Psychiatry and her NPI number (Unique professional ID assigned by NPPES) is 1952939118.

Dr. Mary-anne Hennen 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. Mary-anne Hennen'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. Mary-anne Hennen
Specialization Psychiatry
Credentials M.D.
Gender Female
Practice Address: 475 Seaview Ave,
Staten Island, NY - 10305-3436

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 Number1952939118
NPI Enumeration Date: 31 Mar, 2020
NPI Last Update On: 10 Sep, 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. Mary-anne Hennen are as mentioned below.

License NumberSpecializationStateStatus
329317Psychiatry New YorkPrimary

Mailing Address

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

Dr. Mary-anne Hennen
475 Seaview Ave,
Staten Island, NY - 10305-3436

Book an Appointment with Dr. Mary-anne Hennen

To schedule an appointment, contact Dr. Mary-anne Hennen at 475 Seaview Ave, Staten Island, New York or call the phone number listed below.

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Frequently Asked Questions

Below are some commonly asked questions about Dr. Mary-anne Hennen:

Dr. Mary-anne Hennen is a psychiatrist specializing in Psychiatry. She 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. Mary-anne Hennen 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. Mary-anne Hennen practices at 475 Seaview Ave, Staten Island, New York, 10305-3436.

To schedule an appointment with Dr. Mary-anne Hennen, please contact the office at 718-226-9000.

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