Provider Demographics
NPI:1922021559
Name:GREENSTADT, WILLIAM MARTIN (PHD)
Entity Type:Individual
Prefix:DR
First Name:WILLIAM
Middle Name:MARTIN
Last Name:GREENSTADT
Suffix:
Gender:M
Credentials:PHD
Other - Prefix:
Other - First Name:
Other - Middle Name:
Other - Last Name:
Other - Suffix:
Other - Last Name Type:
Other - Credentials:
Mailing Address - Street 1:232 MADISON AVENUE
Mailing Address - Street 2:SUITE 1308
Mailing Address - City:NEW YORK
Mailing Address - State:NY
Mailing Address - Zip Code:10016
Mailing Address - Country:US
Mailing Address - Phone:212-686-9256
Mailing Address - Fax:212-686-4104
Practice Address - Street 1:232 MADISON AVE
Practice Address - Street 2:SUITE 1308
Practice Address - City:NEW YORK
Practice Address - State:NY
Practice Address - Zip Code:10016-2901
Practice Address - Country:US
Practice Address - Phone:212-686-9256
Practice Address - Fax:212-686-4104
Is Sole Proprietor?:Yes
Enumeration Date:2006-07-25
Last Update Date:2022-07-21
Deactivation Date:
Deactivation Code:
Reactivation Date:
Provider Licenses
StateLicense IDTaxonomies
NY000338-1103TP0814X
NY002936-1103T00000X
Provider Taxonomies
Primary?CodeTypeClassificationSpecialization
Not Answered103TP0814XBehavioral Health & Social Service ProvidersPsychologistPsychoanalysis
Not Answered103T00000XBehavioral Health & Social Service ProvidersPsychologist
Provider Identifiers
StateIdentifier IDID TypeIssuer
NY0001099299OtherMHN VENDOR NO.
NY0097451OtherGHI PROVIDER NUMBER
NYV14571Medicare ID - Type Unspecified