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ABDALLAH FAWAZ MASRI MD
NPI 1285296715
Internal Medicine in Chicago, IL

Active since July 04, 2019PECOS Enrolled
1901 W HARRISON ST, CHICAGO, IL 60612(312) 864-6000 Get Directions Write a Review

NPPES record last updated: June 16, 2026. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Jun 27, 2025, Apr 1, 2024, Jul 4, 2019 (3 updates tracked since 2019).

About Abdallah Fawaz Masri Md NPPES

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

ABDALLAH FAWAZ MASRI MD (NPI 1285296715) is an individual internal medicine provider in Chicago, Illinois, licensed in Kentucky (60404) and active in the NPI registry since July 2019. He is enrolled in Medicare PECOS and maintains a secondary practice location in Norfolk.

NPPES Registry Identity

NPI1285296715
Entity TypeIndividualMale
Primary Taxonomy207R00000X
Provider Legal NameABDALLAH FAWAZ MASRICredential: MD
Location Address1901 W HARRISON STChicago, IL 60612-3714
Mailing Address201 Abraham Flexner Way Ste 600Louisville, KY 40202-3841 · (502) 852-1358
Phone(312) 864-6000
Sole ProprietorNo
Enumeration DateJuly 4, 2019
Last NPPES UpdateJune 16, 20263 updates tracked since enumeration
NPPES CertifiedJune 16, 2026
✔ NPI 1285296715 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
Licenses✔ Licensed in KY · 60404✔ Licensed in IL · 125073914✔ Licensed in OH · 35.149143
Definition
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
Also ListedInternal Medicine · Cardiovascular DiseaseTaxonomy 207RC0000X · License 0101289089 (VA)
1901 W HARRISON ST, Chicago, IL 60612
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Other Names 1

Professional Name (2)Abdallah F. Masri Md

Secondary Practice Location 1

Location 1301 Riverview Ave Ste 700Norfolk, VA 23510-1065 · Phone (757) 252-9365 · Fax (757) 962-7217

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Abdallah Fawaz Masri Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

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 60612 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
$138.86 typical visit price
range $60.08 – $183.39
Typical copayment $34.71 (range $15.02 – $45.84)
Most-billed visit code 99204
Established Patient
$105.70 typical visit price
range $18.97 – $148.12
Typical copayment $26.42 (range $4.74 – $37.03)
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.

Referred Medical Equipment & Supplies CMS DME claims

Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.

Oxygen concentrator, single delivery port, capable of delivering 85 percent or greater oxygen concentration at the prescribed flow rate E1390
DME-Oxygen and Supplies · category DC002N
2 suppliers17 claims17 services$59.57 avg. paid by Medicare
Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

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.

JOHANNA WEFES-POTTER
Emergency Medicine
1901 W HARRISON ST
CHICAGO, IL 60612
Cook County (847) 843-2000
ARON BERHANU GUDETTA MD
Internal Medicine
1901 W HARRISON ST
CHICAGO, IL 60612
Cook County (312) 864-6000
DR. LIGAYA VILLAFRANCA MARASIGAN M.D.
Obstetrics & Gynecology (Gynecology)
1901 W HARRISON ST
CHICAG, IL 60612
Cook County (312) 864-5901
TIN TIN THOMAS M.D.
Internal Medicine
1901 W HARRISON ST
CHICAGO, IL 60612
Cook County (312) 864-6000
COOK COUNTY
Pharmacy (Clinic Pharmacy)
1901 W HARRISON ST
CHICAGO, IL 60612
Cook County (312) 864-6189
HELEN ELIZABETH STRAUS MD
Emergency Medicine
1901 W HARRISON ST
CHICAGO, IL 60612
Cook County (312) 864-0060
MR. GLEN DERRICK TRAMMELL PA-C
Physician Assistant
1901 W HARRISON ST
CHICAGO, IL 60612
Cook County (773) 869-7488
JOHN H STROGER, JR. HOSPITAL OF COOK COUNTY
General Acute Care Hospital
1901 W HARRISON ST
CHICAGO, IL 60612
Cook County (773) 319-2085

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Abdallah Masri's NPI number?

The NPI number for Abdallah Masri is 1285296715. It was assigned to this individual provider in the NPPES registry on July 4, 2019. The provider is also known as Abdallah F. Masri MD.

Where is Abdallah Masri located?

Abdallah Masri practices at 1901 W Harrison St, Chicago, IL 60612. The listed phone number is (312) 864-6000.

What is Abdallah Masri's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Is Abdallah Masri enrolled in Medicare?

Yes. Abdallah Masri is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Abdallah Masri was last updated on June 16, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 50 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.