Active NPI
Zachary Calo
- Clinical Psychologist
- Menlo Park, CA
National Provider Identifier
1245872548
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Clinical Psychologist
- License
- 36311
- Practice address
- 845 El Camino Real
Menlo Park, CA 94025-4807 - Phone
- (503) 828-7890
- NPI assigned
- Oct 8, 2019
- 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 |
|---|---|---|---|---|
| Clinical Psychologist | 103TC0700X | 36311 | CA | Primary |
Addresses
Primary practice location
845 El Camino Real
Menlo Park, CA 94025-4807
Mailing address
845 El Camino Real
Menlo Park, CA 94025-4807
Phone (503) 828-7890
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Not listed in the public Medicare enrollment file
- Opted out of Medicare
- Yes, effective Dec 16, 2025 through Dec 16, 2027
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Not enrolled
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| 36311 | CA | MD | Physical Therapist |
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1570492800000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1763596800000",
"number": "1245872548",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "845 EL CAMINO REAL",
"city": "MENLO PARK",
"state": "CA",
"postal_code": "940254807",
"telephone_number": "503-828-7890"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "845 EL CAMINO REAL",
"city": "MENLO PARK",
"state": "CA",
"postal_code": "940254807",
"telephone_number": "503-828-7890"
}
],
"practiceLocations": [],
"basic": {
"last_name": "CALO",
"first_name": "ZACHARY",
"sole_proprietor": "NO",
"sex": "M",
"enumeration_date": "2019-10-08",
"last_updated": "2025-11-20",
"certification_date": "2025-11-20",
"status": "A"
},
"taxonomies": [
{
"code": "103TC0700X",
"taxonomy_group": "",
"desc": "Psychologist, Clinical",
"state": "CA",
"license": "36311",
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}Other providers in Menlo Park, CA
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Nov 20, 2025; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
- Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments; Opt Out Affidavits.
- National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.