Active NPI
Riza Estardo
- Occupational Therapy Assistant
- San Jose, CA
National Provider Identifier
1952950305
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Occupational Therapy Assistant
- License
- 5873
- Practice address
- 911 Bern CT Ste 130
San Jose, CA 95112-1242 - Phone
- (408) 437-8864
- NPI assigned
- Sep 9, 2019
- Last updated
- Oct 23, 2025
- 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 |
|---|---|---|---|---|
| Occupational Therapy Assistant | 224Z00000X | 5873 | CA | Primary |
Addresses
Primary practice location
911 Bern CT Ste 130
San Jose, CA 95112-1242
Mailing address
1301 E Orangewood Ave
Anaheim, CA 92805-6807
Phone (800) 249-1266
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
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| 5873 | CA | MD | Occupational Therapy Assistant |
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| County of Santa Clara | Past | Accepting new patients | |
| Integrated Intervention for Children With Autism | Past | Accepting new patients |
Organizations & group practices 2
Organizations this provider is connected to: Medicare benefit reassignments (the organization bills Medicare for this provider’s services), Care Compare group memberships, National Provider Directory roles and organizations whose NPPES authorized official is this provider.
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NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1567987200000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1761177600000",
"number": "1952950305",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "1301 E ORANGEWOOD AVE",
"city": "ANAHEIM",
"state": "CA",
"postal_code": "928056807",
"telephone_number": "800-249-1266"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "911 BERN CT STE 130",
"city": "SAN JOSE",
"state": "CA",
"postal_code": "951121242",
"telephone_number": "408-437-8864"
}
],
"practiceLocations": [],
"basic": {
"last_name": "ESTARDO",
"first_name": "RIZA",
"sole_proprietor": "NO",
"sex": "F",
"enumeration_date": "2019-09-09",
"last_updated": "2025-10-23",
"certification_date": "2025-10-23",
"status": "A"
},
"taxonomies": [
{
"code": "224Z00000X",
"taxonomy_group": "",
"desc": "Occupational Therapy Assistant",
"state": "CA",
"license": "5873",
"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 Oct 23, 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.