Active NPI
James Philip Greenberg, LCSW
- Social Worker
- Oakland, CA
National Provider Identifier
1619178704
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Social Worker
- License
- 21395
- Practice address
- 3301 E 12TH St Ste 259
Oakland, CA 94601-2940 - Phone
- (510) 269-9030
- NPI assigned
- May 29, 2007
- Sex
- Male
- Sole proprietor
- No
NPPES NPI Registry
Registry information is reported by the provider to CMS and is not verified. About this source
Specialties & licenses 2
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Clinical Social Worker | 1041C0700X | LCS 21395 | CA | |
| Social Worker | 104100000X | 21395 | CA | Primary |
Addresses
Primary practice location
3301 E 12TH St Ste 259
Oakland, CA 94601-2940
Mailing address
2757 Prince St
Berkeley, CA 94705-2612
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
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| LCS 21395 | CA | MD | Clinical Social Worker |
| 21395 | CA | MD | Psychiatric/Mental Health Nurse Practitioner |
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1180396800000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1744848000000",
"number": "1619178704",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "2757 PRINCE ST",
"city": "BERKELEY",
"state": "CA",
"postal_code": "947052612"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "3301 E 12TH ST STE 259",
"city": "OAKLAND",
"state": "CA",
"postal_code": "946012940",
"telephone_number": "510-269-9030"
}
],
"practiceLocations": [],
"basic": {
"last_name": "GREENBERG",
"first_name": "JAMES",
"middle_name": "PHILIP",
"credential": "LCSW",
"sole_proprietor": "NO",
"sex": "M",
"enumeration_date": "2007-05-29",
"last_updated": "2025-04-17",
"certification_date": "2025-04-17",
"status": "A"
},
"taxonomies": [
{
"code": "1041C0700X",
"taxonomy_group": "",
"desc": "Social Worker, Clinical",
"state": "CA",
"license": "LCS 21395",
"primary": false
},
{
"code": "104100000X",
"taxonomy_group": "",
"desc": "Social Worker",
"state": "CA",
"license": "21395",
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}Other providers in Oakland, CA
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Apr 17, 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.