Michelle El-Hajjaoui, DO
NPI 1184010662 · Hematology & Oncology Physician · West Covina, CA
Enrolled with Medicare as Practitioner - Hematology/Oncology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Michelle El-Hajjaoui, DO is a Hematology & Oncology Physician provider in West Covina, CA (NPI 1184010662).
Provider details
- NPI number
- 1184010662
- Entity type
- Individual
- Primary specialty
- Hematology & Oncology PhysicianAllopathic & Osteopathic Physicians
- Credential
- DO
- Sex
- Female
- Sole proprietor
- Yes
- License
- 20A15250 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
11 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
1,487 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
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 .
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) |
|---|---|---|
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 588 | $126 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 440 | $84 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 129 | $185 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 117 | $70 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 80 | $104 |
| Initial Hospital Care With Straightforward Or Low-Level Medical Decision Making, If Using Time, at Least 55 Minutes |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 16 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Apixabanbrand: Eliquis | 87 | 12 |
| Omeprazole | 34 | 14 |
| Ondansetronbrand: Ondansetron Odt | 28 | 18 |
| Letrozole | 27 | — |
| Pantoprazole Sodium | 26 | 17 |
| Prednisone | 24 | 13 |
| Acyclovir | 23 | — |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$793 across 35 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Additional practice locations (1)
- 415 W Carroll Ave Ste 202Glendora, CA 91741-4208Phone: (626) 225-2111Fax: (626) 631-0951
Registry dates
- Enumerated
- 2015-04-10
- Last updated
- 2024-02-10
- Certified
- 2024-02-10
Frequently asked questions
- What is Michelle El-Hajjaoui's NPI number?
- Michelle El-Hajjaoui's National Provider Identifier (NPI) is 1184010662, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Michelle El-Hajjaoui's specialty?
- Michelle El-Hajjaoui is listed in the NPPES registry with a primary specialty of Hematology & Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is Michelle El-Hajjaoui located?
- Michelle El-Hajjaoui's practice location on file with NPPES is 1115 S Sunset Ave Ste 200, West Covina, CA 91790-3940.
- What is Michelle El-Hajjaoui's phone number?
- The practice phone number listed in the NPPES registry for Michelle El-Hajjaoui is (626) 732-8390.
- Does Michelle El-Hajjaoui accept Medicare?
- Michelle El-Hajjaoui is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Michelle El-Hajjaoui's NPI active?
- Yes — Michelle El-Hajjaoui's NPI (1184010662) is active in the NPPES registry as of the last update on 2024-02-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.