Active NPI
Deborah J Walder, PH.D.
- Clinical Neuropsychologist
- Brooklyn, NY
National Provider Identifier
1215140074
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Clinical Neuropsychologist
- License
- 8252
- Practice address
- 62 Pierrepont St
Suite 1E
Brooklyn, NY 11201-2452 - Phone
- (718) 404-2118
- NPI assigned
- May 8, 2007
- Sex
- Female
- Sole proprietor
- Yes
NPPES NPI Registry
Registry information is reported by the provider to CMS and is not verified. About this source
Specialties & licenses 4
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Clinical Neuropsychologist | 103G00000X | 016073 | NY | |
| Clinical Neuropsychologist | 103G00000X | 8252 | MA | Primary |
| Clinical Psychologist | 103TC0700X | 016073 | NY | |
| Clinical Psychologist | 103TC0700X | 8252 | MA |
Addresses
Primary practice location
62 Pierrepont St
Suite 1E
Brooklyn, NY 11201-2452
Mailing address
62 Pierrepont St
Suite 1E
Brooklyn, NY 11201-2452
Phone (718) 404-2118
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Not listed in the public Medicare enrollment file
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Not enrolled
- Credentials
- Doctor of Philosophy
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| 8252 | MA | MD | Mental Health Counselor |
| 016073 | NY | MD | Medical Physician Assistant |
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1178582400000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1757548800000",
"number": "1215140074",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "62 PIERREPONT ST",
"address_2": "SUITE 1E",
"city": "BROOKLYN",
"state": "NY",
"postal_code": "112012452",
"telephone_number": "718-404-2118"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "62 PIERREPONT ST",
"address_2": "SUITE 1E",
"city": "BROOKLYN",
"state": "NY",
"postal_code": "112012452",
"telephone_number": "718-404-2118"
}
],
"practiceLocations": [],
"basic": {
"last_name": "WALDER",
"first_name": "DEBORAH",
"middle_name": "J",
"credential": "PH.D.",
"sole_proprietor": "YES",
"sex": "F",
"enumeration_date": "2007-05-08",
"last_updated": "2025-09-11",
"status": "A"
},
"taxonomies": [
{
"code": "103G00000X",
"taxonomy_group": "",
"desc": "Clinical Neuropsychologist",
"state": "NY",
"license": "016073",
"primary": false
},
{
"code": "103G00000X",
"taxonomy_group": "",
"desc": "Clinical Neuropsychologist",
"state": "MA",
"license": "8252",
"primary": true
},
{
"code": "103TC0700X",
"taxonomy_group": "",
"desc": "Psychologist, Clinical",
"state": "NY",
"license": "016073",
"primary": false
},
{
"code": "103TC0700X",
"taxonomy_group": "",
"desc": "Psychologist, Clinical",
"state": "MA",
"license": "8252",
"primary": false
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}
Other providers in Brooklyn, NY
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Sep 11, 2025; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
- National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.