Arpi Isayan
Clinical Social Worker · Northridge, CA
Arpi Isayan is a clinical social worker with a practice address in Northridge, California, and NPI 1881234227, issued on Jan 14, 2020. Check the license (California LCSW114572, as entered in NPPES) with the California board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- Arpi Isayan
- Primary taxonomy
- Clinical Social Worker 1041C0700X
- License numbers
- LCSW114572 CA
ASW83856 CA
Self-reported in NPPES; status is on the state search - Practice location
- 17301 Knapp St, Northridge, CA 91325
- Phone
- (424) 281-4452
- Enumerated
- Jan 14, 2020
- Record last updated
- Apr 22, 2025
- Medicare enrollment
- Enrolled (PECOS I20250912004109); may accept Medicare assignment
- Entity
- Type 1 · individual
8 nearest clinical social worker records → All 36,261 in California → Look up another NPI →
Verify Arpi Isayan in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license LCSW114572Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Arpi Isayan among 36,261 clinical social worker records in California
Arpi Isayan is one of 36,261 clinical social worker records with a practice address in California. 6% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does not. Its NPI, issued in 2020, is newer than 72% of them.
- NPI issued2020 · 72% of these records are older, 23% newer
- In a Medicare fileNo · 6% of these records are
- In the CMS Doctors and Clinicians fileYes · 11% of these records are
- Graduated2018 · median 2012 among the 4,008 with a school on file
- Record last updated2025 · 45% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 1041C0700X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
197 clinical social worker records list a practice address in Northridge
They are 197 of the 2,598 NPPES records with a practice address in Northridge, and 36,261 clinical social worker records in California. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 36,261 in California → Every provider in Northridge → Clinical Social Worker nationwide →
The 8 clinical social worker records with the nearest ZIP codes
- Keren GeierNorthridge, CA 913251144358334
- Andrea Penny GreenblattNorthridge, CA 913251376672790
- Lissa LankinNorthridge, CA 913251982733788
- Tiffani LessardNorthridge, CA 913251083743801
- Ron LesterNorthridge, CA 913251780713503
- Yvette Lopez De LunaNorthridge, CA 913251114057643
- Rupal MankassarianNorthridge, CA 913251003947839
- Karla MartinezNorthridge, CA 913251902935612
Common questions
What is Arpi Isayan's NPI number?
Arpi Isayan's National Provider Identifier (NPI) is 1881234227, issued on Jan 14, 2020. An NPI identifies a provider in billing; it is not a license.
Where is Arpi Isayan located?
The NPPES record lists a practice address at 17301 Knapp St, Northridge, CA, 91325. Phone: (424) 281-4452. Providers update this record themselves, so call before visiting.
How can I verify Arpi Isayan's license?
NPPES lists California license number LCSW114572, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.