DR. MICHELLE EL-HAJJAOUI DO
NPI 1184010662
Internal Medicine - Hematology & Oncology in West Covina, CA

Q: What is the provider's specialty?

The provider's specialty is Internal Medicine with taxonomy code 207RH0003X and a focus in Hematology & Oncology.

Active since April 10, 2015PECOS EnrolledAccepts Medicare Assignment

99.12/100

CMS Quality Rating

1115 S SUNSET AVE STE 200, WEST COVINA, CA 91790(626) 732-8390(626) 631-0951 Get Directions Write a Review

NPPES record last updated: February 10, 2024. Verified against the NPPES registry weekly; last sync: July 19, 2026.

Record update history: Feb 10, 2024, Dec 13, 2023, Oct 17, 2021 and 1 more (4 updates tracked since 2016).

On this page

About Dr. Michelle El-hajjaoui Do NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. MICHELLE EL-HAJJAOUI DO (NPI 1184010662) is an individual hematology & oncology provider in West Covina, California, licensed in California (20A15250) and active in the NPI registry since April 2015. She is enrolled in Medicare PECOS, maintains a secondary practice location in Glendora, and is a graduate of Other (2015).

NPPES Registry Identity

NPI1184010662

Entity TypeIndividualFemale

Primary Taxonomy207RH0003X

Provider Legal NameDR. MICHELLE EL-HAJJAOUICredential: DO

Location Address1115 S SUNSET AVE STE 200West Covina, CA 91790-3940

Mailing AddressPo Box 4039Orange, CA 92863-4039

Phone(626) 732-8390

Fax(626) 631-0951

Sole ProprietorYes

Medical School CMSOtherGraduated 2015

Enumeration DateApril 10, 2015

Last NPPES UpdateFebruary 10, 20244 updates tracked since enumeration

NPPES CertifiedFebruary 10, 2024

✔ NPI 1184010662 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyInternal Medicine · Hematology & OncologyAllopathic & Osteopathic Physicians

Taxonomy Code207RH0003X

License✔ Licensed in CA · 20A15250

Definition

An internist doctor of osteopathy that specializes in the treatment of the combination of hematology and oncology disorders. A doctor of osteopathy that is board eligible/certified by the American Osteopathic Board of Internal Medicine WAS able to obtain a Certificate of Special Qualifications in the field of Hematology and Oncology. The Certificate is NO longer offered.

Also ListedInternal Medicine · Medical OncologyTaxonomy 207RX0202X · License 20A15250 (CA)

1115 S SUNSET AVE STE 200, West Covina, CA 91790

Open in Google Maps ↗

Secondary Practice Location 1

Location 1415 W Carroll Ave Ste 202Glendora, CA 91741-4208 · Phone (626) 225-2111 · Fax (626) 631-0951

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Dr. Michelle El-hajjaoui Do is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID6608161450

PECOS Enrollment IDI20220610002402

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Areas of Expertise CMS Part B claims 8

Services this provider delivered to Medicare fee-for-service patients, from the 2024 & 2026 CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 99233

Follow-up hospital inpatient care per day typically involves a 35-minute check-up by your healthcare provider. This service includes monitoring your health progress, adjusting your treatment plan if needed, and answering any questions you may have about your condition or care.

588 services166 patients

Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 99232

Follow-up hospital inpatient care involves daily check-ups while you're admitted in the hospital. Typically, a healthcare provider spends about 25 minutes each day reviewing your condition, adjusting treatment if needed, and answering any questions you might have.

440 services107 patients

Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 99223

Initial hospital inpatient care per day, typically 70 minutes, refers to the daily medical service provided to patients admitted to the hospital. This includes a comprehensive evaluation, diagnosis, treatment plan, and monitoring of your health condition. It ensures your well-being during your hospital stay.

129 services117 patients

Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213

This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.

117 services41 patients

Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214

This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.

80 services32 patients

Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 99222

Initial hospital inpatient care is a service where a healthcare provider spends about 50 minutes per day overseeing your care while you're admitted in the hospital. This includes reviewing your health status, planning your treatment, and ensuring your safety and comfort.

65 services58 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 91790 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient

$187.60 typical visit price

range $62.96 – $187.60

Typical copayment $46.90 (range $15.74 – $46.90)

Most-billed visit code 99205

Established Patient

$109.96 typical visit price

range $20.84 – $153.61

Typical copayment $27.49 (range $5.21 – $38.40)

Most-billed visit code 99214

Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

99.12/100

MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program

Scored as part of a group practice

Quality

85.23

Promoting Interoperability

100

Improvement Activities

Other Providers at the Same Location NPPES 9

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

FU-CHENG CHUANG M.D.

Internal Medicine