Active NPI
Nadia Alexandra Chang
- School Psychologist
- Concord, CA
National Provider Identifier
1861312167
On this page
Key facts
NPPES NPI Registry- Primary specialty
- School Psychologist
- License
- 220160058
- Practice address
- 1320 Willow Pass Rd Ste 700
Concord, CA 94520-7926 - Phone
- (925) 293-2781
- NPI assigned
- Jul 16, 2026
- 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 |
|---|---|---|---|---|
| School Psychologist | 103TS0200X | 220160058 | CA | Primary |
Addresses
Primary practice location
1320 Willow Pass Rd Ste 700
Concord, CA 94520-7926
Mailing address
1463 Balhan Dr Apt 106
Concord, CA 94521-3752
Phone (415) 755-7105
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
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1784160000000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1784160000000",
"number": "1861312167",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "1463 BALHAN DR APT 106",
"city": "CONCORD",
"state": "CA",
"postal_code": "945213752",
"telephone_number": "415-755-7105"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "1320 WILLOW PASS RD STE 700",
"city": "CONCORD",
"state": "CA",
"postal_code": "945207926",
"telephone_number": "925-293-2781"
}
],
"practiceLocations": [],
"basic": {
"last_name": "CHANG",
"first_name": "NADIA",
"middle_name": "ALEXANDRA",
"sole_proprietor": "NO",
"sex": "F",
"enumeration_date": "2026-07-16",
"last_updated": "2026-07-16",
"certification_date": "2026-07-17",
"status": "A"
},
"taxonomies": [
{
"code": "103TS0200X",
"taxonomy_group": "",
"desc": "Psychologist, School",
"state": "CA",
"license": "220160058",
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}Other providers in Concord, CA
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jul 16, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
- National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.