Active NPI
Diana Lynn Barnes, PSYD. LMFT
- Marriage & Family Therapist
- Sherman Oaks, CA
National Provider Identifier
1114234804
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Marriage & Family Therapist
- License
- MFC34890
- Practice address
- 13743 Riverside Dr
Sherman Oaks, CA 91423-2424 - Phone
- (818) 887-1312
- NPI assigned
- Sep 2, 2010
- Last updated
- Dec 30, 2025
- Sex
- Female
- Sole proprietor
- Yes
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 |
|---|---|---|---|---|
| Marriage & Family Therapist | 106H00000X | MFC34890 | CA | Primary |
Addresses
Primary practice location
13743 Riverside Dr
Sherman Oaks, CA 91423-2424
Mailing address
13743 Riverside Dr
Sherman Oaks, CA 91423-2424
Phone (818) 887-1312
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Not listed in the public Medicare enrollment file
- Opted out of Medicare
- Yes, effective Jun 5, 2024 through Jun 5, 2028
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Not enrolled
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| MFC34890 | CA | MD | Marriage & Family Therapist |
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1283385600000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1767052800000",
"number": "1114234804",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "13743 RIVERSIDE DR",
"city": "SHERMAN OAKS",
"state": "CA",
"postal_code": "914232424",
"telephone_number": "818-887-1312"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "13743 RIVERSIDE DR",
"city": "SHERMAN OAKS",
"state": "CA",
"postal_code": "914232424",
"telephone_number": "818-887-1312"
}
],
"practiceLocations": [],
"basic": {
"last_name": "BARNES",
"first_name": "DIANA",
"middle_name": "LYNN",
"name_prefix": "Dr.",
"credential": "PSYD. LMFT",
"sole_proprietor": "YES",
"sex": "F",
"enumeration_date": "2010-09-02",
"last_updated": "2025-12-30",
"certification_date": "2025-12-30",
"status": "A"
},
"taxonomies": [
{
"code": "106H00000X",
"taxonomy_group": "",
"desc": "Marriage & Family Therapist",
"state": "CA",
"license": "MFC34890",
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}Other providers in Sherman Oaks, CA
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Dec 30, 2025; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
- Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments; Opt Out Affidavits.
- National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.