Healthcare Provider Details

I. General information

NPI: 1922021559
Provider Name (Legal Business Name): WILLIAM MARTIN GREENSTADT PH.D.
Entity Type: Individual
Gender: Male
Sole Proprietor: Y

II. Dates (important events)

Enumeration Date: 07/25/2006
Last Update Date: 09/11/2025
Certification Date:
Deactivation Date:
Reactivation Date:

III. Provider practice location address

232 MADISON AVE SUITE 1308
NEW YORK NY
10016-2901
US

IV. Provider business mailing address

232 MADISON AVENUE SUITE 1308
NEW YORK NY
10016
US

V. Phone/Fax

Practice location:
  • Phone: 212-686-9256
  • Fax: 212-686-4104
Mailing address:
  • Phone: 212-686-9256
  • Fax: 212-686-4104

VI. Provider taxonomy

Scope of Practice (Provider specialty)

# 1
Primary TaxonomyY
Taxonomy Code103TP0814X
TaxonomyPsychoanalysis Psychologist
License Number000338-1
License Number StateNY
# 2
Primary TaxonomyN
Taxonomy Code103T00000X
TaxonomyPsychologist
License Number002936-1
License Number StateNY

VIII. Authorized Official

Name:
Title or Position:
Credential:
Phone: