Active NPI
Lizette Karina Martinez, LCSW
- Clinical Social Worker
- Los Angeles, CA
National Provider Identifier
1457003782
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Clinical Social Worker
- License
- 136701
- Practice address
- 2116 Arlington Ave Ste 100
Los Angeles, CA 90018-1300 - Phone
- (323) 334-9000
- NPI assigned
- Jan 18, 2022
- Last updated
- Feb 2, 2026
- 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 4
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Clinical Social Worker | 1041C0700X | 117547 | CA | |
| Clinical Social Worker | 1041C0700X | 136701 | CA | Primary |
| Student in an Organized Health Care Education/Training Program | 390200000X | NU | ||
| Case Manager/Care Coordinator | 171M00000X | NU |
Addresses
Primary practice location
2116 Arlington Ave Ste 100
Los Angeles, CA 90018-1300
Mailing address
2116 Arlington Ave Ste 100
Los Angeles, CA 90018-1300
Phone (323) 334-9000
Other practice location 1
711 N Alameda St
Los Angeles, CA 90012-2945
Phone (213) 440-8764
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 |
|---|---|---|---|
| 117547 | CA | MD | Clinical Social Worker |
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1642464000000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1769990400000",
"number": "1457003782",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "2116 ARLINGTON AVE STE 100",
"city": "LOS ANGELES",
"state": "CA",
"postal_code": "900181300",
"telephone_number": "323-334-9000"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "2116 ARLINGTON AVE STE 100",
"city": "LOS ANGELES",
"state": "CA",
"postal_code": "900181300",
"telephone_number": "323-334-9000"
}
],
"practiceLocations": [
{
"address_1": "711 N Alameda St",
"address_purpose": "LOCATION",
"city": "Los Angeles",
"state": "CA",
"postal_code": "900122945",
"country_code": "US",
"telephone_number": "213-440-8764",
"country_name": "United States",
"address_type": "DOM"
}
],
"basic": {
"last_name": "MARTINEZ",
"first_name": "LIZETTE",
"middle_name": "KARINA",
"credential": "LCSW",
"sole_proprietor": "NO",
"sex": "F",
"enumeration_date": "2022-01-18",
"last_updated": "2026-02-02",
"certification_date": "2026-02-02",
"status": "A"
},
"taxonomies": [
{
"code": "1041C0700X",
"taxonomy_group": "",
"desc": "Social Worker, Clinical",
"state": "CA",
"license": "117547",
"primary": false
},
{
"code": "1041C0700X",
"taxonomy_group": "",
"desc": "Social Worker, Clinical",
"state": "CA",
"license": "136701",
"primary": true
},
{
"code": "390200000X",
"taxonomy_group": "",
"desc": "Student in an Organized Health Care Education/Training Program",
"state": "NU",
"license": null,
"primary": false
},
{
"code": "171M00000X",
"taxonomy_group": "",
"desc": "Case Manager/Care Coordinator",
"state": "NU",
"license": null,
"primary": false
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}Other providers in Los Angeles, CA
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Feb 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.