Active NPI
Kristie Jaghab Treftz
- Psychologist
- San Jose, CA
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Psychologist
- License
- PSY21655
- Practice address
- 1888 Meridian Ave
Suite 150
San Jose, CA 95125 - Phone
- (408) 445-8172
- Fax
- (408) 266-6614
- NPI assigned
- Dec 19, 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 1
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Psychologist | 103T00000X | PSY21655 | CA | Primary |
Addresses
Primary practice location
1888 Meridian Ave
Suite 150
San Jose, CA 95125
Mailing address
1333 Meridian Ave
San Jose, CA 95125-5212
Phone (408) 445-3400
Other practice location 1
1333 Meridian Ave
San Jose, CA 95125-5212
Phone (408) 445-3400 ext. 320
Other practice location 2
2039 Forest Ave Ste 105
San Jose, CA 95128-4815
Phone (408) 947-2929
Other practice location 3
1642 E Capitol Expy
San Jose, CA 95121-1800
Phone (408) 283-7676
Other practice location 4
455 OConnor Dr Ste 200
San Jose, CA 95128-1632
Phone (408) 283-7676
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Enrolled in CA
- Eligible to order & refer
- Part B services: Yes
- Medical equipment: Yes
- Home health: No
- Power mobility devices: No
- Hospice: No
Enrollment records 1
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| 21655 | CA | MD | Emergency Medicine Physician |
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| Indian Health Center of Santa Clara Valley | Current | Accepting new patients | |
| Indian Health Center of Santa Clara Valley | Current | Accepting new patients | |
| Indian Health Center of Santa Clara Valley | Current | Accepting new patients |
Locations
1333 Meridian Ave
San Jose, CA 95125
1642 E Capitol Expy
San Jose, CA 95121
Phone (408) 270-0112
25 N 14th St
Ste 130
San Jose, CA 95112
Phone 40844534003730
1118 Meridian Ave
San Jose, CA 95125
Phone (408) 445-8172
602 E Santa Clara St
San Jose, CA 95112
Phone 4084453400 ext. 333
602 E Santa Clara St
Ste 200
San Jose, CA 95112
455 Oconnor Dr
Ste 200
San Jose, CA 95128
Phone (408) 283-7666
1118 Meridian Ave
Ste 150
San Jose, CA 95125
Phone (408) 445-8172
Organizations & group practices 3
Organizations this provider is connected to: Medicare benefit reassignments (the organization bills Medicare for this provider’s services), Care Compare group memberships and National Provider Directory roles.
-
- Federally Qualified Health Center (FQHC)
- San Jose, CA
- NPI 1881997963
-
- Federally Qualified Health Center (FQHC)
- San Jose, CA
- NPI 1114290780
-
- Federally Qualified Health Center (FQHC)
- San Jose, CA
- NPI 1275964488
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1198022400000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1749168000000",
"number": "1952585416",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "1333 MERIDIAN AVE",
"city": "SAN JOSE",
"state": "CA",
"postal_code": "951255212",
"telephone_number": "408-445-3400",
"fax_number": "408-350-2411"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "1888 MERIDIAN AVE",
"address_2": "SUITE 150",
"city": "SAN JOSE",
"state": "CA",
"postal_code": "95125",
"telephone_number": "408-445-8172",
"fax_number": "408-266-6614"
}
],
"practiceLocations": [
{
"address_1": "1333 Meridian Ave",
"address_purpose": "LOCATION",
"city": "San Jose",
"state": "CA",
"postal_code": "951255212",
"country_code": "US",
"telephone_number": "408-445-3400 x320",
"fax_number": "408-350-2411",
"country_name": "United States",
"address_type": "DOM"
},
{
"address_1": "2039 Forest Ave Ste 105",
"address_purpose": "LOCATION",
"city": "San Jose",
"state": "CA",
"postal_code": "951284815",
"country_code": "US",
"telephone_number": "408-947-2929",
"country_name": "United States",
"address_type": "DOM"
},
{
"address_1": "1642 E Capitol Expy",
"address_purpose": "LOCATION",
"city": "San Jose",
"state": "CA",
"postal_code": "951211800",
"country_code": "US",
"telephone_number": "408-283-7676",
"country_name": "United States",
"address_type": "DOM"
},
{
"address_1": "455 OConnor Dr Ste 200",
"address_purpose": "LOCATION",
"city": "San Jose",
"state": "CA",
"postal_code": "951281632",
"country_code": "US",
"telephone_number": "408-283-7676",
"country_name": "United States",
"address_type": "DOM"
}
],
"basic": {
"last_name": "TREFTZ",
"first_name": "KRISTIE",
"middle_name": "JAGHAB",
"name_prefix": "Dr.",
"sole_proprietor": "NO",
"sex": "F",
"enumeration_date": "2007-12-19",
"last_updated": "2025-06-06",
"certification_date": "2025-06-06",
"status": "A"
},
"taxonomies": [
{
"code": "103T00000X",
"taxonomy_group": "",
"desc": "Psychologist",
"state": "CA",
"license": "PSY21655",
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}
Other providers in San Jose, CA
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jun 6, 2025; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
- Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments; Order and Referring.
- National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.