WILLIAM HARDIN STEWART MD
NPI 1154819357
Radiology - Diagnostic Radiology in Oxford, MS

Active since April 24, 2018PECOS EnrolledAccepts Medicare Assignment
1100 BELK BLVD, OXFORD, MS 38655(662) 513-1609(662) 232-8555 Get Directions Write a Review

NPPES record last updated: April 10, 2026. Verified against the NPPES registry weekly; last sync: July 26, 2026.

Record update history: Apr 10, 2026, Sep 22, 2022, Apr 24, 2018 (3 updates tracked since 2018).

About William Hardin Stewart Md NPPES

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

WILLIAM HARDIN STEWART MD (NPI 1154819357) is an individual diagnostic radiology provider in Oxford, Mississippi, licensed in Mississippi (33098) and active in the NPI registry since April 2018. He is enrolled in Medicare PECOS, is affiliated with Baptist Memorial Hospital Union County, and is a graduate of University Of Mississippi School Of Medicine (2018).

NPPES Registry Identity

NPI1154819357
Entity TypeIndividualMale
Primary Taxonomy2085R0202X
Provider Legal NameWILLIAM HARDIN STEWARTCredential: MD
Location Address1100 BELK BLVDOxford, MS 38655-5242
Mailing Address350 N Humphreys BlvdMemphis, TN 38120-2177 · (901) 226-4003 · Fax (901) 227-8591
Fax(662) 232-8555
Sole ProprietorNo
Medical School CMSUniversity Of Mississippi School Of MedicineGraduated 2018
Enumeration DateApril 24, 2018
Last NPPES UpdateApril 10, 20263 updates tracked since enumeration
NPPES CertifiedApril 10, 2026
NPI 1154819357 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 MS · 33098
Definition

A radiologist who utilizes x-ray, radionuclides, ultrasound and electromagnetic radiation to diagnose and treat disease.

1100 BELK BLVD, Oxford, MS 38655

Other Identifiers 1

MedicaidPENDINGSC

Accepted Insurance

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

William Hardin Stewart Md 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 ID1658620604
PECOS Enrollment IDI20240603003298
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 57

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.

Low osmolar contrast material, 300-399 mg/ml iodine concentration, per ml Q9967
Low osmolar contrast material with 300-399 mg/ml iodine concentration is a diagnostic tool used in imaging procedures. It helps to enhance the visibility of specific areas in the body, aiding in accurate diagnosis. It's safe and generally well-tolerated by patients.
4,605 services45 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.
731 services637 patients
Ct scan of abdomen and pelvis with contrast 74177
A CT scan of the abdomen and pelvis with contrast is an imaging procedure. A special dye, called contrast, is used to make certain areas more visible. This can help identify issues such as infections, tumors, or other abnormalities. The procedure is painless and usually takes about 30 minutes.
323 services309 patients
Ct scan head or brain without contrast 70450
A CT scan of the head or brain without contrast is a non-invasive imaging procedure. It uses X-rays to create detailed pictures of your brain, skull, and other structures inside your head. It helps to detect conditions like strokes, tumors, or injuries. No dye (contrast) is used in this test.
157 services154 patients
Ct scan of chest with contrast 71260
A CT scan of the chest with contrast is an imaging procedure. A special dye (contrast) is used to highlight specific areas in your body, providing clearer pictures of your chest. This helps in diagnosing conditions related to your lungs, heart, and other chest structures.
136 services134 patients
Ct scan of abdomen and pelvis without contrast 74176
A CT scan of the abdomen and pelvis is a non-invasive medical test. It uses special X-ray equipment to create detailed images of your abdominal and pelvic areas. This helps doctors examine organs, tissues, and vessels. No contrast dye is used in this procedure.
116 services113 patients

Hospital Affiliations CMS Care Compare 4

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

Baptist Memorial Hospital Union County

Acute Care Hospitals · New Albany, MS
4/5 CMS rating
OwnershipVoluntary non-profit - Other
CMS Certification Number250006
Location200 Hwy 30 WestNew Albany, MS 38652 · Union County
Emergency services Birthing friendly

Baptist Memorial Hospital North Ms

Acute Care Hospitals · Oxford, MS
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number250034
Location1100 Belk Blvd /Po Box 946Oxford, MS 38655 · Lafayette County
Emergency services Birthing friendly

Yalobusha General Hospital

Acute Care Hospitals · Water Valley, MS
OwnershipGovernment - Local
CMS Certification Number250061
Location630 South Main StreetWater Valley, MS 38965 · Yalobusha County

University Of Mississippi Medical Center- Grenada

Acute Care Hospitals · Grenada, MS
3/5 CMS rating
OwnershipGovernment - State
CMS Certification Number250168
Location960 Avent DriveGrenada, MS 38901 · Grenada County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 38655 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
$80.50 typical visit price
range $51.65 – $159.18
Typical copayment $20.12 (range $12.91 – $39.79)
Most-billed visit code 99203
Established Patient
$64.96 typical visit price
range $16.15 – $129.61
Typical copayment $16.24 (range $4.03 – $32.40)
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.

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.

Student in an Organized Health Care Education/Training Program
1100 BELK BLVD
OXFORD, MS 38655
Pediatrics
1100 BELK BLVD
OXFORD, MS 38655
Student in an Organized Health Care Education/Training Program
1100 BELK BLVD
OXFORD, MS 38655
Student in an Organized Health Care Education/Training Program
1100 BELK BLVD
OXFORD, MS 38655
Registered Nurse
1100 BELK BLVD
OXFORD, MS 38655
Anesthesiology
1100 BELK BLVD
OXFORD, MS 38655
Internal Medicine
1100 BELK BLVD
OXFORD, MS 38655
Radiology (Diagnostic Radiology)
1100 BELK BLVD
OXFORD, MS 38655

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 William Stewart's NPI number?

The NPI number for William Stewart is 1154819357. It was assigned to this individual provider in the NPPES registry on April 24, 2018.

Where is William Stewart located?

William Stewart practices at 1100 Belk Blvd, Oxford, MS 38655. The listed phone number is (662) 513-1609.

What is William Stewart's specialty?

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

Is William Stewart enrolled in Medicare?

Yes. William Stewart 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.

What insurance does William Stewart accept?

Health plans from Blue Cross and Blue Shield of Alabama, Molina Healthcare and Oscar Health Plan, Inc. list William Stewart as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

Is William Stewart affiliated with any hospitals?

According to CMS data, William Stewart is affiliated with Baptist Memorial Hospital Union County, Baptist Memorial Hospital North Ms, Yalobusha General Hospital and University Of Mississippi Medical Center- Grenada.

When was this NPI record last updated?

The NPPES record for William Stewart was last updated on April 10, 2026. NPI Profile syncs with the weekly NPPES data releases published by CMS.