MR. HISHAM T YOUSSEF MD RADIOLOGIST
NPI 1720078629
Radiology - Diagnostic Radiology in Harrisburg, IL

Active since October 24, 2005PECOS EnrolledAccepts Medicare Assignment
95.01/100
CMS Quality Rating
112 E CLARK ST, HARRISBURG, IL 62946(618) 252-8337(618) 252-8338 Get Directions Write a Review

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

Record update history: Jan 16, 2026, Dec 30, 2016 (2 updates tracked since 2016).

About Mr. Hisham T Youssef Md Radiologist NPPES

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

MR. HISHAM T YOUSSEF MD RADIOLOGIST (NPI 1720078629) is an individual diagnostic radiology provider in Harrisburg, Illinois, licensed in Illinois (336-051265 036089504) and active in the NPI registry since October 2005. He is enrolled in Medicare PECOS, is affiliated with Ssm Health St Mary's Hospital -centralia, and is a graduate of Southern Illinois University School Of Medicine (1992).

NPPES Registry Identity

NPI1720078629
Entity TypeIndividualMale
Primary Taxonomy2085R0202X
Provider Legal NameMR. HISHAM T YOUSSEFCredential: MD RADIOLOGIST
Location Address112 E CLARK STHarrisburg, IL 62946-2703
Mailing Address112 E Clark St, Po Box 265Harrisburg, IL 62946-2703 · (618) 926-5808 · Fax (618) 252-8338
Fax(618) 252-8338
Sole ProprietorNo
Medical School CMSSouthern Illinois University School Of MedicineGraduated 1992
Enumeration DateOctober 24, 2005
Last NPPES UpdateJanuary 16, 20262 updates tracked since enumeration
NPPES CertifiedJanuary 16, 2026
NPI 1720078629 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyRadiology · Diagnostic RadiologyAllopathic & Osteopathic Physicians
Taxonomy Code2085R0202X
License Licensed in IL · 336-051265 036089504
Definition
A radiologist who utilizes x-ray, radionuclides, ultrasound and electromagnetic radiation to diagnose and treat disease.
112 E CLARK ST, Harrisburg, IL 62946

Other Identifiers 2

Medicaid036089504IL
Other1720078629IL · Npi

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

Mr. Hisham T Youssef Md Radiologist 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 ID8325140346
PECOS Enrollment IDI20070222000289, I20260121001532
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 80

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

X-ray of chest, 2 views 71046
A chest X-ray, 2 views, is a quick, painless test that creates pictures of the structures inside your chest, such as your heart, lungs, and blood vessels. Two different angles are used to get a comprehensive view. This helps in diagnosing conditions like pneumonia, heart problems, or lung cancer.
1,219 services1,048 patients
Screening 3d breast mammography 77063
Screening 3D breast mammography is a procedure that uses low-dose X-rays to create detailed images of the breast. This allows for early detection of any unusual changes or growths. It's a non-invasive, outpatient procedure that typically takes about 30 minutes.
998 services998 patients
Screening mammography 77067
Screening mammography is a preventative measure that uses low-dose X-rays to take images of the chest area. It's a key tool in early detection of abnormalities, helping to identify issues before they become symptomatic. It is recommended annually for certain age groups.
998 services998 patients
X-ray of chest, 1 view 71045
A chest X-ray, 1 view, is a quick, painless test that produces images of the structures within your chest, such as your heart, lungs, and blood vessels. It helps in diagnosing conditions like pneumonia, heart problems, or lung cancer. You'll stand in front of a machine that emits X-rays, which pass through your body to create the image.
692 services596 patients
Dxa bone density measurement of hip, pelvis, spine 77080
A DXA bone density measurement is a simple, quick, and non-invasive procedure that assesses the strength of your bones. This test uses X-rays to measure the amount of minerals, mainly calcium, in the hip, pelvis, and spine. It helps in early detection of osteoporosis or other bone diseases.
603 services597 patients
X-ray of knee, 1-2 views 73560
An X-ray of the knee with 1-2 views is a quick, painless test that produces images of the knee bones. It helps identify fractures, infections, or changes in the knee joint. During the procedure, you'll be asked to stay still while the X-ray machine captures the images.
379 services253 patients

Hospital Affiliations CMS Care Compare 5

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Ssm Health St Mary's Hospital -Centralia

Acute Care Hospitals · Centralia, IL
3/5 CMS rating
OwnershipVoluntary non-profit - Church
CMS Certification Number140034
Location400 North Pleasant AvenueCentralia, IL 62801 · Marion County
Emergency services

Good Samaritan Regional Hlth Center

Acute Care Hospitals · Mount Vernon, IL
2/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number140046
Location1 Good Samaritan WayMount Vernon, IL 62864 · Jefferson County
Emergency services Birthing friendly

Heartland Regional Medical Center

Acute Care Hospitals · Marion, IL
2/5 CMS rating
OwnershipProprietary
CMS Certification Number140184
Location3333 W DeyoungMarion, IL 62959 · Williamson County
Emergency services

Ferrell Hospital Community Foundations

Critical Access Hospitals · Eldorado, IL
OwnershipVoluntary non-profit - Private
CMS Certification Number141324
Location1201 Pine StreetEldorado, IL 62930 · Saline County
Emergency services

Wabash General Hospital 1

Critical Access Hospitals · Mount Carmel, IL
OwnershipGovernment - Hospital District or Authority
CMS Certification Number141327
Location1418 College DriveMount Carmel, IL 62863 · Wabash County
Emergency services

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 62946 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
$85.71 typical visit price
range $54.80 – $168.44
Typical copayment $21.42 (range $13.70 – $42.11)
Most-billed visit code 99203
Established Patient
$68.64 typical visit price
range $17.16 – $136.56
Typical copayment $17.16 (range $4.29 – $34.14)
Most-billed visit code 99213
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.

95.01/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored through an Alternative Payment Model
Quality80.02
Promoting Interoperability100
Improvement Activities40

Reported Quality Measures

Appropriate Follow-up Imaging for Incidental Abdominal Lesions
Percentage of final reports for abdominal imaging studies for asymptomatic patients aged 18 years and older with one or more of the following noted incidentally with follow_up imaging recommended: - Liver lesion =< 0.5 cm - Cystic kidney lesion < 1.0 cm -…
Lower rates are better for this measure.
0%45 patients
Nuclear Medicine: Correlation with Existing Imaging Studies for All Patients Undergoing Bone Scintigraphy
Percentage of final reports for all patients, regardless of age, undergoing bone scintigraphy that include physician documentation of correlation with existing relevant imaging studies (e.g., x-ray, MRI, CT, etc.) that were performed
100%23 patients
Radiation Consideration for Adult CT: Utilization of Dose Lowering Techniques
Percentage of final reports for patients aged 18 years and older undergoing CT with documentation that one or more of the following dose reduction techniques were used: - Automated exposure control - Adjustment of the mA and/or kV according to patient size -…
100%1,284 patients
Radiology: Reminder System for Screening Mammograms
Percentage of patients undergoing a screening mammogram whose information is entered into a reminder system with a target due date for the next mammogram
100%580 patients
Radiology: Stenosis Measurement in Carotid Imaging Reports
Percentage of final reports for carotid imaging studies (neck magnetic resonance angiography [MRA], neck computed tomography angiography [CTA], neck duplex ultrasound, carotid angiogram) performed that include direct or indirect reference to measurements of…
100%103 patients
Providers report different measures because they deliver different services; reporting more or less information is not a reflection of quality. Star ratings appear only where CMS assigned them.

Other Providers at the Same Location NPPES 2

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

Specialist
112 E CLARK ST
HARRISBURG, IL 62946
Radiology (Diagnostic Radiology)
112 E CLARK ST
HARRISBURG, IL 62946

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 Hisham Youssef's NPI number?

The NPI number for Hisham Youssef is 1720078629. It was assigned to this individual provider in the NPPES registry on October 24, 2005.

Where is Hisham Youssef located?

Hisham Youssef practices at 112 E Clark St, Harrisburg, IL 62946. The listed phone number is (618) 252-8337.

What is Hisham Youssef's specialty?

The primary specialty registered for this NPI is Radiology, specializing in Diagnostic Radiology, with taxonomy code 2085R0202X.

Is Hisham Youssef enrolled in Medicare?

Yes. Hisham Youssef is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

Is Hisham Youssef affiliated with any hospitals?

According to CMS data, Hisham Youssef is affiliated with Ssm Health St Mary's Hospital -Centralia, Good Samaritan Regional Hlth Center, Heartland Regional Medical Center, Ferrell Hospital Community Foundations and Wabash General Hospital 1.

When was this NPI record last updated?

The NPPES record for Hisham Youssef was last updated on January 16, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 months 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.