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THEDACARE REGIONAL MEDICAL CENTER - APPLETON, INC.
NPI 1912880329
General Acute Care Hospital in Oshkosh, WI

Active since July 31, 2025
250 W. 6TH AVENUE, OSHKOSH, WI 54902(920) 731-4101 Get Directions Write a Review

NPPES record last updated: July 31, 2025. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About Thedacare Regional Medical Center - Appleton, Inc. NPPES

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

THEDACARE REGIONAL MEDICAL CENTER - APPLETON, INC. (NPI 1912880329), doing business as Thedacare Medical Center - Oshkosh, is a healthcare organization registered as a general acute care hospital in Oshkosh, Wisconsin and active in the NPI registry since July 2025. The organization lists William Flett, Cfo, as its authorized official.

NPPES Registry Identity

NPI1912880329
Entity TypeOrganization
Primary Taxonomy282N00000X
Legal Business NameTHEDACARE REGIONAL MEDICAL CENTER - APPLETON, INC.
Location Address250 W. 6TH AVENUEOshkosh, WI 54902
Mailing Address3 Neenah CtrNeenah, WI 54956-3070 · (920) 454-4229
Phone(920) 731-4101
Organization SubpartNo
Authorized OfficialWilliam FlettCfo · (920) 454-4013
Enumeration DateJuly 31, 2025
NPPES CertifiedJuly 24, 2025
✔ NPI 1912880329 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyGeneral Acute Care HospitalHospitals
Taxonomy Code282N00000X
Definition
An acute general hospital is an institution whose primary function is to provide inpatient diagnostic and therapeutic services for a variety of medical conditions, both surgical and non-surgical, to a wide population group. The hospital treats patients in an acute phase of illness or injury, characterized by a single episode or a fairly short duration, from which the patient returns to his or her normal or previous level of activity.
250 W. 6TH AVENUE, Oshkosh, WI 54902
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Other Names 1

Doing Business AsThedacare Medical Center - Oshkosh

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Anthem Blue Cross and Blue Shield, CareSource (Common Ground Healthcare), HealthPartners and more.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Thedacare Regional Medical Center - Appleton, Inc. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

35

Medicare enrollment records show 35 clinicians reassign Medicare billing to Thedacare Regional Medical Center - Appleton, Inc., which bills Medicare for the services they deliver. Of these, 1 practice within 10 miles. Listed here are the 20 practicing nearest to this location.

Clinicians by Medicare Specialty 4

Emergency Medicine31
Orthopedic Surgery2
Family Practice1
Nurse Practitioner1

Nearest to this location (20)

See all 35
Aleem Bakhtiar, M.D.
Emergency Medicine
NPI 1053706044
250 W 6TH AVE
Oshkosh, WI 54902
(920) 651-8000
✔ PECOS✔ Accepts Medicare0.1 mi
Joshua Blomberg, M.D.
Orthopedic Surgery
NPI 1801090071
130 2ND ST
Neenah, WI 54956
(920) 725-0077
✔ PECOS✔ Accepts Medicare13 mi
Suzanne Bloomhuff, MD
Family Practice
NPI 1093744245
2005 MIDWAY RD
Menasha, WI 54952
(920) 832-8500
✔ PECOS✔ Accepts Medicare17 mi
Erin Eferem, M.D.
Emergency Medicine
NPI 1700106796
225 MEMORIAL DR
Berlin, WI 54923
(920) 361-5525
✔ PECOS✔ Accepts Medicare20 mi
James Heinzen, M.D.
Emergency Medicine
NPI 1013908409
225 MEMORIAL DR
Berlin, WI 54923
(920) 361-5525
✔ PECOS20 mi
Eric Erickson, MD
Orthopedic Surgery
NPI 1134151335
820 E GRANT ST
Appleton, WI 54911
(920) 831-5050
✔ PECOS✔ Accepts Medicare20 mi
Michael Polka, M.D.
Emergency Medicine
NPI 1144242223
1818 N MEADE ST
Appleton, WI 54911
(920) 731-4101
✔ PECOS✔ Accepts Medicare20 mi
Ronald Krajnik, MD
Emergency Medicine
NPI 1225072184
3925 N GATEWAY DR
Appleton, WI 54913
(920) 702-6371
✔ PECOS✔ Accepts Medicare22 mi
Lexi Kobishop, DO
Emergency Medicine
NPI 1790435386
1405 MILL ST
New London, WI 54961
(920) 531-2021
✔ PECOS27 mi
Jocko Zifferblatt, D.O.
Emergency Medicine
NPI 1437189420
1405 MILL ST
New London, WI 54961
(920) 531-2000
✔ PECOS✔ Accepts Medicare27 mi
David Hale, MD
Emergency Medicine
NPI 1811943509
1405 MILL ST
New London, WI 54961
(920) 531-2030
✔ PECOS✔ Accepts Medicare27 mi
Amber Widenski, D.O.
Emergency Medicine
NPI 1417255902
1405 MILL ST
New London, WI 54961
(920) 531-2030
✔ PECOS✔ Accepts Medicare27 mi
Brian Radtke, M.D.
Emergency Medicine
NPI 1841226800
1405 MILL ST
New London, WI 54961
(920) 531-2030
✔ PECOS27 mi
Shawn Williamson, M.D.
Emergency Medicine
NPI 1386808319
1405 MILL ST
New London, WI 54961
(920) 531-2021
✔ PECOS27 mi
Carolyn Hellman, D.O.
Emergency Medicine
NPI 1497789929
1405 MILL ST
New London, WI 54961
(920) 531-2000
✔ PECOS27 mi
Jennifer Bahr, M.D.
Emergency Medicine
NPI 1336315324
800 RIVERSIDE DR
Waupaca, WI 54981
(715) 258-1000
✔ PECOS✔ Accepts Medicare35 mi
Samuel Docksey, DO
Emergency Medicine
NPI 1578091500
800 RIVERSIDE DR
Waupaca, WI 54981
(715) 258-1041
✔ PECOS✔ Accepts Medicare35 mi
Magdy Eskander
Emergency Medicine
NPI 1598142622
800 RIVERSIDE DR
Waupaca, WI 54981
(715) 258-1041
✔ PECOS✔ Accepts Medicare35 mi
Dennis Ford, MD
Emergency Medicine
NPI 1811078777
800 RIVERSIDE DR
Waupaca, WI 54981
(715) 258-1000
✔ PECOS✔ Accepts Medicare35 mi
Andrea Ebben, RN, APNP
Nurse Practitioner
NPI 1891192639
W180N8085 TOWN HALL RD
Menomonee Falls, WI 53051
(262) 251-1000
✔ PECOS✔ Accepts Medicare62 mi
See all 35 clinicians

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

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 Thedacare Regional Medical Center - Appleton, Inc.'s NPI number?

The NPI number for Thedacare Regional Medical Center - Appleton, Inc. is 1912880329. It was assigned to this organization in the NPPES registry on July 31, 2025. The provider is doing business as ThedaCare Medical Center - Oshkosh.

Where is Thedacare Regional Medical Center - Appleton, Inc. located?

Thedacare Regional Medical Center - Appleton, Inc. is located at 250 W. 6th Avenue, Oshkosh, WI 54902. The listed phone number is (920) 731-4101.

What is Thedacare Regional Medical Center - Appleton, Inc.'s specialty?

The primary specialty registered for this NPI is General Acute Care Hospital with taxonomy code 282N00000X.

Is Thedacare Regional Medical Center - Appleton, Inc. enrolled in Medicare?

Yes. Thedacare Regional Medical Center - Appleton, Inc. is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Thedacare Regional Medical Center - Appleton, Inc.?

According to the CMS Revalidation Reassignment List (October 2026 release), 35 clinicians in 4 Medicare specialties reassign their Medicare billing to Thedacare Regional Medical Center - Appleton, Inc.. A 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 the clinician's services. The largest specialties are Emergency Medicine (31), Orthopedic Surgery (2) and Family Practice (1). Of these, 1 practice within 10 miles. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

What insurance does Thedacare Regional Medical Center - Appleton, Inc. accept?

Health plans from Anthem Blue Cross and Blue Shield, CareSource (Common Ground Healthcare), HealthPartners, Network Health and Quartz list Thedacare Regional Medical Center - Appleton, Inc. 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 Thedacare Regional Medical Center - Appleton, Inc. was last updated on July 31, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 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.