MATTHEW STILSON WILLIAMS MD
NPI 1275889545
Family Medicine in St George, UT

Active since July 24, 2012PECOS EnrolledAccepts Medicare Assignment
1380 E MEDICAL CENTER DR, ST GEORGE, UT 84790(435) 251-2992 Get Directions Write a Review

NPPES record last updated: February 6, 2024. Verified against the NPPES registry weekly; last sync: August 16, 2026.

Record update history: Feb 6, 2024, Jul 21, 2022, Jul 26, 2017 (3 updates tracked since 2017).

About Matthew Stilson Williams Md NPPES

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

MATTHEW STILSON WILLIAMS MD (NPI 1275889545) is an individual family medicine provider in St George, Utah, licensed in Utah (10204313-1205) and active in the NPI registry since July 2012. He is enrolled in Medicare PECOS, is affiliated with Cedar City Hospital, and is a graduate of Other (2011).

NPPES Registry Identity

NPI1275889545
Entity TypeIndividualMale
Primary Taxonomy207Q00000X
Provider Legal NameMATTHEW STILSON WILLIAMSCredential: MD
Location Address1380 E MEDICAL CENTER DRSt George, UT 84790-2123
Mailing AddressPo Box 27128Salt Lake City, UT 84127-0128 · (435) 251-2992
Sole ProprietorNo
Medical School CMSOtherGraduated 2011
Enumeration DateJuly 24, 2012
Last NPPES UpdateFebruary 6, 20243 updates tracked since enumeration
NPPES CertifiedFebruary 6, 2024
NPI 1275889545 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

Primary SpecialtyFamily MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207Q00000X
License Licensed in UT · 10204313-1205
Definition
Family Medicine is the medical specialty which is concerned with the total health care of the individual and the family. It is the specialty in breadth which integrates the biological, clinical, and behavioral sciences. The scope of family medicine is not limited by age, sex, organ system, or disease entity.
Also ListedHospitalistTaxonomy 208M00000X · License 10204313-1205 (UT)
1380 E MEDICAL CENTER DR, St George, UT 84790

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

Matthew Stilson Williams 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 ID941454060
PECOS Enrollment IDI20170329001382
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 2

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.

Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 99222
Initial hospital inpatient care is a service where a healthcare provider spends about 50 minutes per day overseeing your care while you're admitted in the hospital. This includes reviewing your health status, planning your treatment, and ensuring your safety and comfort.
140 services136 patients
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 99232
Follow-up hospital inpatient care involves daily check-ups while you're admitted in the hospital. Typically, a healthcare provider spends about 25 minutes each day reviewing your condition, adjusting treatment if needed, and answering any questions you might have.
11 services11 patients

Hospital Affiliations CMS Care Compare 2

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

Cedar City Hospital

Acute Care Hospitals · Cedar City, UT
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number460007
Location1303 North Main StreetCedar City, UT 84721 · Iron County
Emergency services Birthing friendly

St. George Regional Hospital

Acute Care Hospitals · St George, UT
5/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number460021
Location1380 East Medical Center DriveSt George, UT 84790 · Washington County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 84790 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
$84.41 typical visit price
range $54.34 – $166.03
Typical copayment $21.10 (range $13.58 – $41.50)
Most-billed visit code 99203
Established Patient
$96.35 typical visit price
range $17.23 – $135.20
Typical copayment $24.08 (range $4.30 – $33.80)
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
1 supplier14 claims14 services$72.81 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.

Speech-Language Pathologist
1380 E MEDICAL CENTER DR
ST GEORGE, UT 84790
Physical Therapist
1380 E MEDICAL CENTER DR
ST GEORGE, UT 84790
Anesthesiology
1380 E MEDICAL CENTER DR
ST GEORGE, UT 84790
Radiology (Diagnostic Radiology)
1380 E MEDICAL CENTER DR
ST GEORGE, UT 84790
Internal Medicine (Hospice and Palliative Medicine)
1380 E MEDICAL CENTER DR
ST GEORGE, UT 84790
Nurse Practitioner
1380 E MEDICAL CENTER DR
ST GEORGE, UT 84790
Social Worker
1380 E MEDICAL CENTER DR
ST GEORGE, UT 84790
Pharmacist
1380 E MEDICAL CENTER DR
ST GEORGE, UT 84790

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 Matthew Williams's NPI number?

The NPI number for Matthew Williams is 1275889545. It was assigned to this individual provider in the NPPES registry on July 24, 2012.

Where is Matthew Williams located?

Matthew Williams practices at 1380 E Medical Center Dr, St George, UT 84790. The listed phone number is (435) 251-2992.

What is Matthew Williams's specialty?

The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.

Is Matthew Williams enrolled in Medicare?

Yes. Matthew Williams 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 Matthew Williams accept?

Health plans from Select Health list Matthew Williams 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 Matthew Williams affiliated with any hospitals?

According to CMS data, Matthew Williams is affiliated with Cedar City Hospital and St. George Regional Hospital.

When was this NPI record last updated?

The NPPES record for Matthew Williams was last updated on February 6, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 years 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.