Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

DR. HOSSAM NADER ABDEL AZIZ MD
NPI 1114558145
Hospitalist in Winfield, IL

Q: What is Hossam Abdel Aziz's NPI number?

The NPI number for Hossam Abdel Aziz is 1114558145. It was assigned to this individual provider in the NPPES registry on January 29, 2020.

Q: What is Hossam Abdel Aziz's specialty?

The primary specialty registered for this NPI is Hospitalist with taxonomy code 208M00000X.

Q: When was this NPI record last updated?

The NPPES record for Hossam Abdel Aziz was last updated on July 10, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 30 days ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.

Active since January 29, 2020PECOS Enrolled

25 N WINFIELD RD, WINFIELD, IL 60190(630) 933-4700(630) 933-4427 Get Directions Write a Review

NPPES record last updated: July 10, 2026. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Jul 10, 2026, Jan 29, 2020 (2 updates tracked since 2020).

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About Dr. Hossam Nader Abdel Aziz Md NPPES

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

DR. HOSSAM NADER ABDEL AZIZ MD (NPI 1114558145) is an individual hospitalist provider in Winfield, Illinois, licensed in Illinois (036177105) and active in the NPI registry since January 2020. He is enrolled in Medicare PECOS, maintains a secondary practice location in Geneva, and is a graduate of Other (2011).

NPPES Registry Identity

NPI1114558145

Entity TypeIndividualMale

Primary Taxonomy208M00000X

Provider Legal NameDR. HOSSAM NADER ABDEL AZIZCredential: MD

Location Address25 N WINFIELD RDWinfield, IL 60190-1379

Mailing Address25 N Winfield RdWinfield, IL 60190-1379 · (630) 933-4700 · Fax (630) 933-4427

Phone(630) 933-4700

Fax(630) 933-4427

Sole ProprietorYes

Medical School CMSOtherGraduated 2011

Enumeration DateJanuary 29, 2020

Last NPPES UpdateJuly 10, 20262 updates tracked since enumeration

NPPES CertifiedJuly 10, 2026

✔ NPI 1114558145 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyHospitalistAllopathic & Osteopathic Physicians

Taxonomy Code208M00000X

Licenses✔ Licensed in IL · 036177105✔ Licensed in IN · 01098788A

Definition

Hospitalists are physicians whose primary professional focus is the general medical care of hospitalized patients. Their activities include patient care, teaching, research, and leadership related to Hospital Medicine. The term 'hospitalist' refers to physicians whose practice emphasizes providing care for hospitalized patients.

25 N WINFIELD RD, Winfield, IL 60190

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Secondary Practice Location 1

Location 1300 Randall RdGeneva, IL 60134-4200 · Phone (630) 933-4700 · Fax (630) 933-4427

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Hossam Nader Abdel Aziz Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID9234592668

PECOS Enrollment IDI20260505003477

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.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 60190 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

$137.43 typical visit price

range $59.81 – $181.38

Typical copayment $34.35 (range $14.95 – $45.34)

Most-billed visit code 99204

Established Patient

$105.07 typical visit price

range $19.15 – $147.12

Typical copayment $26.26 (range $4.78 – $36.78)

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.

Other Providers at the Same Location NPPES 20

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

JOSEPH RAYMOND SCHNEIDER MD

Surgery (Vascular Surgery)

25 N WINFIELD RD, SUITE 201
WINFIELD, IL 60190

Dupage County (630) 933-4487

JESSICA LASAK BERNARDI APN

Nurse Practitioner