Active NPI
Charlene Hsiaoching Chang, NP
- Family Nurse Practitioner
- San Mateo, CA
National Provider Identifier
1043670441
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Family Nurse Practitioner
- License
- 95003411
- Practice address
- 1100 Park PL Ste 80
San Mateo, CA 94403-7115 - Phone
- (925) 867-1800
- NPI assigned
- Feb 26, 2016
- 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 |
|---|---|---|---|---|
| Family Nurse Practitioner | 363LF0000X | 95003411 | CA | Primary |
Addresses
Primary practice location
1100 Park PL Ste 80
San Mateo, CA 94403-7115
Mailing address
1100 Park PL Ste 80
San Mateo, CA 94403-7115
Phone (925) 867-1800
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Not listed in the public Medicare enrollment file
- Eligible to order & refer
- Part B services: Yes
- Medical equipment: Yes
- Home health: Yes
- Power mobility devices: Yes
- Hospice: No
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
- Credentials
- Nurse Practitioner
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| 95003411 | CA | MD | Family Nurse Practitioner |
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1456444800000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1782777600000",
"number": "1043670441",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "1100 PARK PL STE 80",
"city": "SAN MATEO",
"state": "CA",
"postal_code": "944037115",
"telephone_number": "925-867-1800"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "1100 PARK PL STE 80",
"city": "SAN MATEO",
"state": "CA",
"postal_code": "944037115",
"telephone_number": "925-867-1800"
}
],
"practiceLocations": [],
"basic": {
"last_name": "CHANG",
"first_name": "CHARLENE",
"middle_name": "HSIAOCHING",
"credential": "NP",
"sole_proprietor": "NO",
"sex": "F",
"enumeration_date": "2016-02-26",
"last_updated": "2026-06-30",
"certification_date": "2026-06-30",
"status": "A"
},
"taxonomies": [
{
"code": "363LF0000X",
"taxonomy_group": "",
"desc": "Nurse Practitioner, Family",
"state": "CA",
"license": "95003411",
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}Other providers in San Mateo, CA
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jun 30, 2026; 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.