Active NPI
Alexandra R Greenberg, MD
- Family Medicine Physician
- New York, NY
National Provider Identifier
1285329581
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Family Medicine Physician
- License
- 340945-01
- Practice address
- 630 W 168TH St
New York, NY 10032-3725 - Phone
- (212) 544-1880
- Fax
- (212) 544-1870
- NPI assigned
- Apr 11, 2023
- Sex
- Female
- Sole proprietor
- No
NPPES NPI Registry
Registry information is reported by the provider to CMS and is not verified. About this source
Specialties & licenses 1
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Family Medicine Physician | 207Q00000X | 340945-01 | NY | Primary |
Addresses
Primary practice location
630 W 168TH St
New York, NY 10032-3725
Mailing address
523 W 148TH St Apt 1
New York, NY 10031-3701
Phone (917) 733-7997
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
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1681171200000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1784592000000",
"number": "1285329581",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "523 W 148TH ST APT 1",
"city": "NEW YORK",
"state": "NY",
"postal_code": "100313701",
"telephone_number": "917-733-7997"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "630 W 168TH ST",
"city": "NEW YORK",
"state": "NY",
"postal_code": "100323725",
"telephone_number": "212-544-1880",
"fax_number": "212-544-1870"
}
],
"practiceLocations": [],
"basic": {
"last_name": "GREENBERG",
"first_name": "ALEXANDRA",
"middle_name": "R",
"credential": "MD",
"sole_proprietor": "NO",
"sex": "F",
"enumeration_date": "2023-04-11",
"last_updated": "2026-07-21",
"certification_date": "2026-07-21",
"status": "A"
},
"taxonomies": [
{
"code": "207Q00000X",
"taxonomy_group": "",
"desc": "Family Medicine",
"state": "NY",
"license": "340945-01",
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}
Other providers in New York, NY
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jul 21, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
- National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.