DR. WILLIAM F. STEWART M.D.
NPI 1316983109
Family Medicine in Mount Vernon, KY

Q: What is William Stewart's NPI number?

The NPI number for William Stewart is 1316983109. It was assigned to this individual provider in the NPPES registry on June 21, 2006.

Q: What is William Stewart's specialty?

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

Q: When was this NPI record last updated?

The NPPES record for William Stewart was last updated on December 27, 2017. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 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.

Active since June 21, 2006PECOS Enrolled

140 NEWCOMB AVE STE 1, MOUNT VERNON, KY 40456(606) 256-4148(606) 256-5195 Get Directions Write a Review

NPPES record last updated: December 27, 2017. Verified against the NPPES registry weekly; last sync: October 18, 2026.

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About Dr. William F. Stewart M.d. NPPES

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

DR. WILLIAM F. STEWART M.D. (NPI 1316983109) is an individual family medicine provider in Mount Vernon, Kentucky, licensed in Kentucky (24257) and active in the NPI registry since June 2006. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1316983109

Entity TypeIndividualMale

Primary Taxonomy207Q00000X

Provider Legal NameDR. WILLIAM F. STEWARTCredential: M.D.

Location Address140 NEWCOMB AVE STE 1Mount Vernon, KY 40456-2726

Mailing Address140 Newcomb Ave Ste 1Mount Vernon, KY 40456-2726 · (606) 256-4148 · Fax (606) 256-5195

Phone(606) 256-4148

Fax(606) 256-5195

Sole ProprietorNo

Enumeration DateJune 21, 2006

Last NPPES UpdateDecember 27, 2017

✔ NPI 1316983109 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 KY · 24257

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 ListedEmergency MedicineTaxonomy 207P00000X · License 24257 (KY)

140 NEWCOMB AVE STE 1, Mount Vernon, KY 40456

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Other Identifiers 4

Other9299Medicare Gp#

Other35001775Medicaid

Medicaid64242571KY

Other000000362310KY · Bsin

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. William F. Stewart M.d. 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.

Medicare Billing Reassignments

Medicare enrollment records show William Stewart reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Rockcastle County Hospital, Inc.

0.1 mi

Rural Health

140 NEWCOMB AVE
Mount Vernon, KY 40456

Reassigned Medicare billing, Kentucky enrollment
54 clinicians in this Medicare group

NPI 1255645040 (606) 256-4148

Southeastern Emergency Physicians LLC

93 mi

Emergency Medicine

989 MEDICAL PARK DR
Maysville, KY 41056

Reassigned Medicare billing, Kentucky enrollment
828 clinicians in this Medicare group

NPI 1356379382 (606) 759-5311

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 40456 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

$82.24 typical visit price

range $52.76 – $162.27

Typical copayment $20.56 (range $13.19 – $40.56)

Most-billed visit code 99203

Established Patient

$93.94 typical visit price

range $16.53 – $131.99

Typical copayment $23.48 (range $4.13 – $32.99)

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 5

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

Blood glucose test or reagent strips for home blood glucose monitor, per 50 strips A4253

DME-Other DME · category DE017N

6 suppliers36 claims70 services$4.15 avg. paid by Medicare

Lancets, per box of 100 A4259

DME-Medical/Surgical Supplies · category DA000N

4 suppliers19 claims19 services$0.60 avg. paid by Medicare

Hospital bed, semi-electric (head and foot adjustment), with any type side rails, with mattress E0260

DME-Hospital Beds · category DB000N

1 supplier12 claims12 services$52.86 avg. paid by Medicare

Nebulizer, with compressor E0570

DME-Other DME · category DE000N

1 supplier19 claims19 services$4.65 avg. paid by Medicare

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 suppliers22 claims22 services$100.54 avg. paid by Medicare

Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

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 1316983109. It was assigned to this individual provider in the NPPES registry on June 21, 2006.

Where is William Stewart located?

William Stewart practices at 140 Newcomb Ave Ste 1, Mount Vernon, KY 40456. The listed phone number is (606) 256-4148.

What is William Stewart's specialty?

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

Is William Stewart enrolled in Medicare?

Yes. William Stewart is registered in the Medicare PECOS enrollment system.

Which organizations bill Medicare for William Stewart's services?

According to the CMS Revalidation Reassignment List (October 2026 release), William Stewart reassigns Medicare benefits to 2 organizations: Rockcastle County Hospital, Inc. (Mount Vernon, KY) and Southeastern Emergency Physicians LLC (Maysville, KY). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for William Stewart's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for William Stewart was last updated on December 27, 2017. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 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.