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DR. WILLIAM J STEMPSKI DDS
NPI 1730289943
Dentist - General Practice in Appleton, WI

Active since September 25, 2006PECOS Enrolled
4660 W COLLEGE AVE, APPLETON, WI 54913(920) 730-0345 Get Directions Write a Review

NPPES record last updated: February 17, 2021. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Dr. William J Stempski Dds NPPES

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

DR. WILLIAM J STEMPSKI DDS (NPI 1730289943) is an individual general practice provider in Appleton, Wisconsin, licensed in Wisconsin (3609) and active in the NPI registry since September 2006. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1730289943
Entity TypeIndividualMale
Primary Taxonomy1223G0001X
Provider Legal NameDR. WILLIAM J STEMPSKICredential: DDS
Location Address4660 W COLLEGE AVEAppleton, WI 54913-8507
Mailing Address4660 W College AveAppleton, WI 54913-8507
Phone(920) 730-0345
Sole ProprietorNo
Enumeration DateSeptember 25, 2006
Last NPPES UpdateFebruary 17, 2021
NPPES CertifiedFebruary 17, 2021
✔ NPI 1730289943 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyDentist · General PracticeDental Providers
Taxonomy Code1223G0001X
License✔ Licensed in WI · 3609
Definition
A general dentist is the primary dental care provider for patients of all ages. The general dentist is responsible for the diagnosis, treatment, management and overall coordination of services related to patients' oral health needs.
4660 W COLLEGE AVE, Appleton, WI 54913
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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include BEST Life, Blue Cross and Blue Shield of Montana, Blue Cross and Blue Shield of Oklahoma and more.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. William J Stempski Dds 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.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 54913 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
$82.92 typical visit price
range $53.90 – $163.24
Typical copayment $20.73 (range $13.47 – $40.81)
Most-billed visit code 99203
Established Patient
$67.37 typical visit price
range $17.40 – $133.76
Typical copayment $16.84 (range $4.35 – $33.44)
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.

NAA NORKOR HAMMOND
Dentist (General Practice)
4660 W COLLEGE AVE
APPLETON, WI 54913
Outagamie County (920) 730-0345
DR. FRED W CHENEY DDS
Dentist (General Practice)
4660 W COLLEGE AVE
APPLETON, WI 54913
Outagamie County (920) 730-0345
DR. XIAOQI CHEN DDS
Dentist (General Practice)
4660 W COLLEGE AVE
APPLETON, WI 54913
Outagamie County (920) 730-0345
DR. BRUCE J DUMONTIER DDS
Dentist (General Practice)
4660 W COLLEGE AVE
APPLETON, WI 54913
Outagamie County (920) 730-0345
DR. RUTH A MARX DDS
Dentist (General Practice)
4660 W COLLEGE AVE
APPLETON, WI 54913
Outagamie County (920) 730-0345
DR. KENNETH E KONOPKA DDS
Dentist (Prosthodontics)
4660 W COLLEGE AVE
APPLETON, WI 54913
Outagamie County (920) 730-0345
DR. RICHARD A KLING DDS
Dentist (General Practice)
4660 W COLLEGE AVE
APPLETON, WI 54913
Outagamie County (920) 730-0345
DR. NIKKI SMITH DDS MS
Dentist (Pediatric Dentistry)
4660 W COLLEGE AVE
APPLETON, WI 54913
Outagamie County (920) 730-0345

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 Stempski's NPI number?

The NPI number for William Stempski is 1730289943. It was assigned to this individual provider in the NPPES registry on September 25, 2006.

Where is William Stempski located?

William Stempski practices at 4660 W College Ave, Appleton, WI 54913. The listed phone number is (920) 730-0345.

What is William Stempski's specialty?

The primary specialty registered for this NPI is Dentist, specializing in General Practice, with taxonomy code 1223G0001X.

Is William Stempski enrolled in Medicare?

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

What insurance does William Stempski accept?

Health plans from BEST Life, Blue Cross and Blue Shield of Montana, Blue Cross and Blue Shield of Oklahoma, Blue Cross and Blue Shield of Texas and Companion Life Insurance Company and 4 other insurers list William Stempski 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.

When was this NPI record last updated?

The NPPES record for William Stempski was last updated on February 17, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.