Active NPI
Lauren O'Neill, CCC-SLP
- Speech-Language Pathologist
- Napa, CA
National Provider Identifier
1104788843
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Speech-Language Pathologist
- License
- 39608
- Practice address
- 3421 Villa LN Ste 1a
Napa, CA 94558-3060 - Phone
- (707) 257-4089
- NPI assigned
- Dec 2, 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 |
|---|---|---|---|---|
| Speech-Language Pathologist | 235Z00000X | 39608 | CA | Primary |
Addresses
Primary practice location
3421 Villa LN Ste 1a
Napa, CA 94558-3060
Mailing address
3421 Villa LN Ste 1a
Napa, CA 94558-3060
Phone (707) 257-4089
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 |
|---|---|---|---|
| 39608 | CA | MD | General Practice Dentistry |
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1764633600000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1764633600000",
"number": "1104788843",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "3421 VILLA LN STE 1A",
"city": "NAPA",
"state": "CA",
"postal_code": "945583060",
"telephone_number": "707-257-4089"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "3421 VILLA LN STE 1A",
"city": "NAPA",
"state": "CA",
"postal_code": "945583060",
"telephone_number": "707-257-4089"
}
],
"practiceLocations": [],
"basic": {
"last_name": "O'NEILL",
"first_name": "LAUREN",
"credential": "CCC-SLP",
"sole_proprietor": "NO",
"sex": "F",
"enumeration_date": "2025-12-02",
"last_updated": "2025-12-02",
"certification_date": "2025-12-02",
"status": "A"
},
"taxonomies": [
{
"code": "235Z00000X",
"taxonomy_group": "",
"desc": "Speech-Language Pathologist",
"state": "CA",
"license": "39608",
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}Other providers in Napa, CA
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Dec 2, 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.