Active NPI
Aiden Nathaniel Keller
- Speech-Language Pathologist
- San Leandro, CA
National Provider Identifier
1386576437
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Speech-Language Pathologist
- Practice address
- 368 Juana Ave
San Leandro, CA 94577-4811 - Phone
- (510) 357-4015
- NPI assigned
- Jun 2, 2026
- 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 |
|---|---|---|---|---|
| Speech-Language Pathologist | 235Z00000X | Primary |
Addresses
Primary practice location
368 Juana Ave
San Leandro, CA 94577-4811
Mailing address
9880 NE Gibbs Dr Apt 427
Beaverton, OR 97006-7084
Phone (907) 545-4794
Other practice location 1
494 Blossom Way
Cherryland, CA 94541-1948
Phone (510) 582-7676
Other practice location 2
1475 Bancroft Ave
San Leandro, CA 94577-5105
Phone (510) 483-1680
Other practice location 3
524 Callan Ave
San Leandro, CA 94577-4610
Phone (510) 483-6200
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": "1780358400000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1780358400000",
"number": "1386576437",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "9880 NE GIBBS DR APT 427",
"city": "BEAVERTON",
"state": "OR",
"postal_code": "970067084",
"telephone_number": "907-545-4794"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "368 JUANA AVE",
"city": "SAN LEANDRO",
"state": "CA",
"postal_code": "945774811",
"telephone_number": "510-357-4015"
}
],
"practiceLocations": [
{
"address_1": "494 Blossom Way",
"address_purpose": "LOCATION",
"city": "Cherryland",
"state": "CA",
"postal_code": "945411948",
"country_code": "US",
"telephone_number": "510-582-7676",
"country_name": "United States",
"address_type": "DOM"
},
{
"address_1": "1475 Bancroft Ave",
"address_purpose": "LOCATION",
"city": "San Leandro",
"state": "CA",
"postal_code": "945775105",
"country_code": "US",
"telephone_number": "510-483-1680",
"country_name": "United States",
"address_type": "DOM"
},
{
"address_1": "524 Callan Ave",
"address_purpose": "LOCATION",
"city": "San Leandro",
"state": "CA",
"postal_code": "945774610",
"country_code": "US",
"telephone_number": "510-483-6200",
"country_name": "United States",
"address_type": "DOM"
}
],
"basic": {
"last_name": "KELLER",
"first_name": "AIDEN",
"middle_name": "NATHANIEL",
"name_prefix": "Mr.",
"sole_proprietor": "NO",
"sex": "M",
"enumeration_date": "2026-06-02",
"last_updated": "2026-06-02",
"certification_date": "2026-06-02",
"status": "A"
},
"taxonomies": [
{
"code": "235Z00000X",
"taxonomy_group": "",
"desc": "Speech-Language Pathologist",
"state": null,
"license": null,
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}
Other providers in San Leandro, CA
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jun 2, 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.