Dr. William Martin Greenstadt
PH.D. | Psychologist - Psychoanalysis | 63+ years Exp
232 Madison Ave, Suite 1308, New York
New York, 10016-2901
212-686-9256 212-686-4104
Maps & DirectionsDr. William Martin Greenstadt is a New York, New York based psychologist with 63 years of experience in Psychoanalysis. He completed his graduation from New York University School Of Medicine in 1963. He accepts the Medicare-approved amount. Patients will not be billed for any more than the Medicare deductible and coinsurance. Active license number of Dr. William Martin Greenstadt is 000338-1 for Psychoanalysis in New York. His current practice location is 232 Madison Ave, Suite 1308, New York. Patients can reach him at 212-686-9256 or can fax him at 212-686-4104. Dr. William Martin Greenstadt is PH.D. in Psychoanalysis and his NPI number (Unique professional ID assigned by NPPES) is 1922021559.
Dr. William Martin Greenstadt is a practitioner of psychoanalysis which includes methods of eliciting from patients their past emotional experiences and their role in influencing their current mental life, in order to discover the conflicts and mechanisms by which their pathologic mental state has been produced and to furnish hints for psychotherapeutic procedures, the method employs free association, recall and interpretation of dreams and interpretation of transference and resistance phenomena.
Psychoanalysis psychologist is an individual who is educated with a doctorÃs degree in psychoanalysis or psychology, trained at an established psychoanalytic institute, and practices or adheres to the principles of psychoanalysis. Psychoanalysis is a form of psychotherapy and a system of investigation for determining and understanding mental processes, which was originally conceived by Sigmund Freud. Psychoanalysis involves the analysis and interpretation of dreams, resistances, and transferences, and uses free association and catharsis. Clinical practice requires licensure.
Complete Profile:
Dr. William Martin Greenstadt speciality, credentials, practice address, contact phone number and fax are as below.
Patients can call on the below given phone number for appointment.
| Name: | Dr. William Martin Greenstadt |
| Specialization: | Psychoanalysis |
| Gender: | Male |
| Credentials: | PH.D. |
| Experience: | 63+ years |
| Medical School Attended: | New York University School Of Medicine |
| Graduation Year: | 1963 |
| Accepts Medicare Assignment: | Yes |
| Practice Address: | 232 Madison Ave, Suite 1308, New York, New York, 10016-2901 |
| Phone: | 212-686-9256 |
| Fax: | 212-686-4104 |
Professional Identification Codes:
NPI number stands for National Provider Identifier which is a unique 10-digit identification number issued to health care providers in the United States by the Centers for Medicare and Medicaid Services (CMS).
NPI details are as mentioned below.
| PAC ID: | 3476600347 |
| Enrollment ID: | I20090409000675 |
| NPI Number: | 1922021559 |
| NPI Enumeration Date: | 25 Jul, 2006 |
| NPI Last Update On: | 11 Sep, 2025 |
Medical Licenses:
Doctors can have one or more medical licenses for different specialities in the same state or different states. Related medical licenses for Dr. William Martin Greenstadt are as mentioned below.
| License Number | Specialization | State | Status | |
| 000338-1 | Psychoanalysis | New York | Primary | |
| 002936-1 | General Psychology | New York | Secondary | |
Other Medical Identifiers:
Other legacy medical identifiers associated with Dr. William Martin Greenstadt such as Medicaid, Medicare PIN, NSC, UPIN etc. are mentioned as below.
| Identifier | Type | State | Issuer |
| 0001099299 | Other | New York | MHN VENDOR NO. |
| 0097451 | Other | New York | GHI PROVIDER NUMBER |
Business Mailing Address:
Business mailing address can be used for mailing purpose only, for visiting purpose patients need to refer above mentioned address.
| Address: | Dr. William Martin Greenstadt 232 Madison Avenue, Suite 1308 New York, New York |
| Zip: | 10016 |
| Phone Number: | 212-686-9256 |
| Fax Number: | 212-686-4104 |
Patients can reach Dr. William Martin Greenstadt at
232 Madison Ave, Suite 1308, New York, New York or can
call to book an appointment on 212-686-9256.
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Data of this site is collected from Medicare & Medicaid Services (CMS) and NPPES. Last updated on 08 December, 2025.