Active NPI
Denise Yoshihara
- Clinical Social Worker
- Placentia, CA
National Provider Identifier
1497627004
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Clinical Social Worker
- License
- LCSW16465
- Practice address
- 377 E Chapman Ave Ste 230
Placentia, CA 92870-5090 - Phone
- (714) 732-1773
- Fax
- (714) 782-0885
- NPI assigned
- Sep 22, 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 |
|---|---|---|---|---|
| Clinical Social Worker | 1041C0700X | LCSW16465 | CA | Primary |
Addresses
Primary practice location
377 E Chapman Ave Ste 230
Placentia, CA 92870-5090
Mailing address
1370 Brea Blvd Ste 210
Fullerton, CA 92835-4128
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: No
- Power mobility devices: No
- Hospice: No
Care Compare profile
Medicare Care Compare- Specialty
- Clinical Social Worker
- Education
- Other, 1989
- Medicare assignment
- May accept Medicare assignment
Practice addresses (Care Compare)
1370 Brea Blvd
Suite 210
Fullerton, CA 92835-4123
1925 McKinley Ave
Suite F
La Verne, CA 91750-5800
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| LCSW16465 | CA | MD | Clinical Social Worker |
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| Tammy a Ouellette Psy.D. Apc | Current | Accepting new patients |
Locations
1370 Brea Blvd
Ste 210
Fullerton, CA 92835
Phone (714) 732-1773
377 E Chapman Ave
Ste 230
Placentia, CA 92870
Phone (714) 732-1773
Organizations & group practices 1
Organizations this provider is connected to: Medicare benefit reassignments (the organization bills Medicare for this provider’s services), Care Compare group memberships and National Provider Directory roles.
-
- Psychologist
- Fullerton, CA
- NPI 1528246394
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1758499200000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1758499200000",
"number": "1497627004",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "1370 BREA BLVD STE 210",
"city": "FULLERTON",
"state": "CA",
"postal_code": "928354128"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "377 E CHAPMAN AVE STE 230",
"city": "PLACENTIA",
"state": "CA",
"postal_code": "928705090",
"telephone_number": "714-732-1773",
"fax_number": "714-782-0885"
}
],
"practiceLocations": [],
"basic": {
"last_name": "YOSHIHARA",
"first_name": "DENISE",
"sole_proprietor": "NO",
"sex": "F",
"enumeration_date": "2025-09-22",
"last_updated": "2025-09-22",
"certification_date": "2025-09-22",
"status": "A"
},
"taxonomies": [
{
"code": "1041C0700X",
"taxonomy_group": "",
"desc": "Social Worker, Clinical",
"state": "CA",
"license": "LCSW16465",
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}Other providers in Placentia, CA
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Sep 22, 2025; 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.
- Medicare Care Compare (CMS): clinician profile, group practices, facility affiliations, MIPS scores and star ratings.
- National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.