Active NPI
Keith Humphreys, PHD
- Cognitive & Behavioral Psychologist
- Stanford, CA
National Provider Identifier
1871482067
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Cognitive & Behavioral Psychologist
- License
- 14906
- Practice address
- 401 N. Quarry Road
Mail Code 5717
Stanford, CA 94305 - Phone
- (650) 723-9067
- NPI assigned
- Jul 1, 2025
- 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 1
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Cognitive & Behavioral Psychologist | 103TB0200X | 14906 | CA | Primary |
Addresses
Primary practice location
401 N. Quarry Road
Mail Code 5717
Stanford, CA 94305
Mailing address
401 N. Quarry Road
Mail Code 5717
Stanford, CA 94305
Phone (650) 723-9067
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 |
|---|---|---|---|
| 14906 | CA | MD | Addiction (Substance Use Disorder) Counselor |
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1751328000000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1751328000000",
"number": "1871482067",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "401 N. QUARRY ROAD",
"address_2": "MAIL CODE 5717",
"city": "STANFORD",
"state": "CA",
"postal_code": "94305",
"telephone_number": "650-723-9067"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "401 N. QUARRY ROAD",
"address_2": "MAIL CODE 5717",
"city": "STANFORD",
"state": "CA",
"postal_code": "94305",
"telephone_number": "650-723-9067"
}
],
"practiceLocations": [],
"basic": {
"last_name": "HUMPHREYS",
"first_name": "KEITH",
"name_prefix": "Prof.",
"credential": "PHD",
"sole_proprietor": "NO",
"sex": "M",
"enumeration_date": "2025-07-01",
"last_updated": "2025-07-01",
"certification_date": "2025-06-13",
"status": "A"
},
"taxonomies": [
{
"code": "103TB0200X",
"taxonomy_group": "",
"desc": "Psychologist, Cognitive & Behavioral",
"state": "CA",
"license": "14906",
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}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 Jul 1, 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.