Active NPI
Sara Rose Martinez, LCSW
- Clinical Social Worker
- Stanford, CA
National Provider Identifier
1396961603
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Clinical Social Worker
- License
- 60836
- Practice address
- 300 Pasteur Dr
Stanford, CA 94305-2200 - Phone
- (650) 723-4000
- NPI assigned
- Apr 17, 2007
- 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 2
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Social Worker | 104100000X | 28552 | CA | |
| Clinical Social Worker | 1041C0700X | 60836 | CA | Primary |
Addresses
Primary practice location
300 Pasteur Dr
Stanford, CA 94305-2200
Mailing address
300 Pasteur Dr
Stanford, CA 94305-2200
Phone (650) 723-4000
Other practice location 1
701 E. El Camino Real
Mountain View, CA 94040-2833
Phone (650) 934-7000
Other names 1
- Sara R Nickerson
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)
- Enrolled
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| 28552 | CA | MD | Social Worker |
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1176768000000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1756771200000",
"number": "1396961603",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "300 PASTEUR DR",
"city": "STANFORD",
"state": "CA",
"postal_code": "943052200",
"telephone_number": "650-723-4000"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "300 PASTEUR DR",
"city": "STANFORD",
"state": "CA",
"postal_code": "943052200",
"telephone_number": "650-723-4000"
}
],
"practiceLocations": [
{
"address_1": "701 E. El Camino Real",
"address_purpose": "LOCATION",
"city": "Mountain View",
"state": "CA",
"postal_code": "940402833",
"country_code": "US",
"telephone_number": "650-934-7000",
"country_name": "United States",
"address_type": "DOM"
}
],
"basic": {
"last_name": "MARTINEZ",
"first_name": "SARA",
"middle_name": "ROSE",
"credential": "LCSW",
"sole_proprietor": "NO",
"sex": "F",
"enumeration_date": "2007-04-17",
"last_updated": "2025-09-02",
"certification_date": "2025-09-02",
"status": "A"
},
"taxonomies": [
{
"code": "104100000X",
"taxonomy_group": "",
"desc": "Social Worker",
"state": "CA",
"license": "28552",
"primary": false
},
{
"code": "1041C0700X",
"taxonomy_group": "",
"desc": "Social Worker, Clinical",
"state": "CA",
"license": "60836",
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": [
{
"first_name": "SARA",
"last_name": "NICKERSON",
"middle_name": "R",
"credential": "LCSW",
"code": "1",
"type": "Former Name"
}
]
}
Other providers in Stanford, CA
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Sep 2, 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.