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

MR. OSAMA MAHER KHADER MUSTAFA M.D
NPI 1730021064
Internal Medicine in Mchenry, IL

Active since April 07, 2026
4201 MEDICAL CENTER DRIVE, MCHENRY, IL 60050(815) 759-4726(815) 759-8255 Get Directions Write a Review

NPPES record last updated: August 25, 2026. Verified against the NPPES registry weekly; last sync: September 13, 2026.

Record update history: Aug 25, 2026, Apr 7, 2026 (2 updates tracked since 2026).

About Mr. Osama Maher Khader Mustafa M.d NPPES

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

MR. OSAMA MAHER KHADER MUSTAFA M.D (NPI 1730021064) is an individual internal medicine provider in Mchenry, Illinois, licensed in Illinois (125.088944) and active in the NPI registry since April 2026.

NPPES Registry Identity

NPI1730021064
Entity TypeIndividualMale
Primary Taxonomy207R00000X
Provider Legal NameMR. OSAMA MAHER KHADER MUSTAFACredential: M.D
Location Address4201 MEDICAL CENTER DRIVEMchenry, IL 60050
Mailing Address4201 Medical Center DriveMchenry, IL 60050 · (779) 378-8824
Phone(815) 759-4726
Fax(815) 759-8255
Sole ProprietorNo
Enumeration DateApril 7, 2026
Last NPPES UpdateAugust 25, 20262 updates tracked since enumeration
NPPES CertifiedAugust 25, 2026
✔ NPI 1730021064 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License✔ Licensed in IL · 125.088944
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 ListedStudent in an Organized Health Care Education/Training ProgramTaxonomy 390200000X
4201 MEDICAL CENTER DRIVE, Mchenry, IL 60050
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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.

MISS LAVANYA NAGARAJAN M.B.B.S.
Internal Medicine
4201 MEDICAL CENTER DRIVE
MCHENRY, IL 60050
McHenry County (815) 759-4726
VISHAL GARIMELLA M.B.B.S.
Internal Medicine
4201 MEDICAL CENTER DRIVE
MCHENRY, IL 60050
McHenry County (815) 344-5000
YOANA PALATIANOS DE ARAUJO M.D.
Internal Medicine
4201 MEDICAL CENTER DRIVE
MCHENRY, IL 60050
McHenry County (815) 759-4726
TATHAGATO DAS M.D.
Student in an Organized Health Care Education/Training Program
4201 MEDICAL CENTER DRIVE
MCHENRY, IL 60050
McHenry County (815) 344-5000
SIAD MOHAMMED ADAM M.D
Internal Medicine
4201 MEDICAL CENTER DRIVE
MCHENRY, IL 60050
McHenry County (815) 344-5000
AMNA TARIQ
Internal Medicine
4201 MEDICAL CENTER DRIVE
MCHENRY, IL 60050
McHenry County (815) 344-5000
MRS. DIANE MARIE GLICK APN-CNP
Nurse Practitioner
4201 MEDICAL CENTER DRIVE
MCHENRY, IL 60050
McHenry County (224) 520-3434
IDRIS EJAZ ANWER M.D
Internal Medicine
4201 MEDICAL CENTER DRIVE
MCHENRY, IL 60050
McHenry County (815) 344-5000

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 Osama Mustafa's NPI number?

The NPI number for Osama Mustafa is 1730021064. It was assigned to this individual provider in the NPPES registry on April 7, 2026.

Where is Osama Mustafa located?

Osama Mustafa practices at 4201 Medical Center Drive, Mchenry, IL 60050. The listed phone number is (815) 759-4726.

What is Osama Mustafa's specialty?

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

When was this NPI record last updated?

The NPPES record for Osama Mustafa was last updated on August 25, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 23 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.