Arpi Isayan
NPI 1881234227 · Clinical Social Worker · Northridge, CA
Enrolled with Medicare as Practitioner - Clinical Social Worker · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Arpi Isayan is a Clinical Social Worker provider in Northridge, CA (NPI 1881234227).
Provider details
- NPI number
- 1881234227
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Sex
- Female
- Sole proprietor
- No
- License
- ASW83856 (CA)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Behavioral Health & Social Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
6 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
Mailing address
Registry dates
- Enumerated
- 2020-01-14
- Last updated
- 2025-04-22
- Certified
- 2025-04-22
Frequently asked questions
- What is Arpi Isayan's NPI number?
- Arpi Isayan's National Provider Identifier (NPI) is 1881234227, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Arpi Isayan's specialty?
- Arpi Isayan is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Arpi Isayan located?
- Arpi Isayan's practice location on file with NPPES is 17301 Knapp St, Northridge, CA 91325-2417.
- What is Arpi Isayan's phone number?
- The practice phone number listed in the NPPES registry for Arpi Isayan is (424) 281-4452.
- Does Arpi Isayan accept Medicare?
- Arpi Isayan is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Arpi Isayan's NPI active?
- Yes — Arpi Isayan's NPI (1881234227) is active in the NPPES registry as of the last update on 2025-04-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.