Aziza Najjar, PA
NPI 1679208946 · Physician Assistant · Chino Hills, CA
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Aziza Najjar, PA is a Physician Assistant provider in Chino Hills, CA (NPI 1679208946).
Provider details
- NPI number
- 1679208946
- Entity type
- Individual
- Primary specialty
- Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- PA
- Sex
- Female
- Sole proprietor
- Yes
- License
- PA61764 (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 tenure28% of score
3 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
167 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. 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.
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 62 | $113 |
| Detection Test By Immunoassay With Direct Visual Observation for Influenza Virus87804 | 40 | $16 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 22 | $80 |
| Detection Test By Immunoassay Technique for Severe Acute Respiratory Syndrome Coronavirus87426 | 19 | $35 |
| Detection Test By Immunoassay With Direct Visual Observation for Streptococcus, Group a (strep)87880 | 13 | $16 |
| Automated Urinalysis Test81003 | 11 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 9 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Azithromycin | 32 | 30 |
| Fluticasone Propionate | 29 | 24 |
| Amoxicillin/Potassium Clavbrand: Amoxicillin-Clavulanate Potass | 27 | 27 |
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 22 | 22 |
| Methylprednisolone | 21 | 20 |
| Cephalexin | 14 | 14 |
| Azelastine Hcl | 13 | — |
Practice location
Mailing address
Additional practice locations (1)
- 2251 N Harbor BlvdFullerton, CA 92835-2601Phone: (714) 449-6230
Registry dates
- Enumerated
- 2022-07-20
- Last updated
- 2023-01-12
- Certified
- 2023-01-12
Frequently asked questions
- What is Aziza Najjar's NPI number?
- Aziza Najjar's National Provider Identifier (NPI) is 1679208946, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Aziza Najjar's specialty?
- Aziza Najjar is listed in the NPPES registry with a primary specialty of Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Aziza Najjar located?
- Aziza Najjar's practice location on file with NPPES is 15855 Pomona Rincon Rd Bldg 4, Chino Hills, CA 91709-3162.
- What is Aziza Najjar's phone number?
- The practice phone number listed in the NPPES registry for Aziza Najjar is (909) 264-8666.
- Does Aziza Najjar accept Medicare?
- Aziza Najjar is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Aziza Najjar's NPI active?
- Yes — Aziza Najjar's NPI (1679208946) is active in the NPPES registry as of the last update on 2023-01-12.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.