Diane Israelyan
NPI 1447041025 · Nurse Practitioner · Glendale, CA
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Diane Israelyan is a Nurse Practitioner provider in Glendale, CA (NPI 1447041025).
Provider details
- NPI number
- 1447041025
- Entity type
- Individual
- Primary specialty
- Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Sex
- Female
- Sole proprietor
- No
- License
- 95035090 (CA)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
1 yr 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
- 2025-05-14
- Last updated
- 2025-05-14
- Certified
- 2025-05-14
Frequently asked questions
- What is Diane Israelyan's NPI number?
- Diane Israelyan's National Provider Identifier (NPI) is 1447041025, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Diane Israelyan's specialty?
- Diane Israelyan is listed in the NPPES registry with a primary specialty of Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Diane Israelyan located?
- Diane Israelyan's practice location on file with NPPES is 1000 Orange Grove Ave Apt 5, Glendale, CA 91205-1288.
- What is Diane Israelyan's phone number?
- The practice phone number listed in the NPPES registry for Diane Israelyan is (818) 862-0923.
- Does Diane Israelyan accept Medicare?
- Diane Israelyan is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Diane Israelyan's NPI active?
- Yes — Diane Israelyan's NPI (1447041025) is active in the NPPES registry as of the last update on 2025-05-14.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.