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THEODORE ARTHUR ZAMZOW DO
NPI 1164125787
Student in an Organized Health Care Education/Training Program in Wausau, WI

Active since March 23, 2023PECOS Enrolled
425 WIND RIDGE DR, WAUSAU, WI 54401(715) 675-3391 Get Directions Write a Review

NPPES record last updated: March 20, 2024. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Theodore Arthur Zamzow Do NPPES

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

THEODORE ARTHUR ZAMZOW DO (NPI 1164125787) is an individual student in an organized health care education/training program in Wausau, Wisconsin and active in the NPI registry since March 2023. He is enrolled in Medicare PECOS, is affiliated with Aspirus Wausau Hospital, and is a graduate of Other (2024).

NPPES Registry Identity

NPI1164125787
Entity TypeIndividualMale
Primary Taxonomy390200000X
Provider Legal NameTHEODORE ARTHUR ZAMZOWCredential: DO
Location Address425 WIND RIDGE DRWausau, WI 54401-4149
Mailing Address425 Wind Ridge DrWausau, WI 54401-4149 · (715) 675-3391
Phone(715) 675-3391
Sole ProprietorNo
Medical School CMSOtherGraduated 2024
Enumeration DateMarch 23, 2023
Last NPPES UpdateMarch 20, 2024
NPPES CertifiedMarch 20, 2024
✔ NPI 1164125787 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyStudent in an Organized Health Care Education/Training ProgramStudent, Health Care
Taxonomy Code390200000X
Definition
An individual who is enrolled in an organized health care education/training program leading to a degree, certification, registration, and/or licensure to provide health care.
425 WIND RIDGE DR, Wausau, WI 54401
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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Aspirus Health Plan.Insurance ›

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Theodore Arthur Zamzow Do is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID3274029210
PECOS Enrollment IDI20251230000916
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

3

Medicare enrollment records show Theodore Zamzow reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Aspirus Wausau Hospital, Inc.
Same address
Family Medicine
425 WIND RIDGE DR
Wausau, WI 54401
  • Reassigned Medicare billing, Wisconsin enrollment
  • 633 clinicians in this Medicare group
NPI 1396174876 (715) 675-3391
Aspirus Medical Group, Inc.
0.1 mi
Cardiovascular Disease
500 WIND RIDGE DR
Wausau, WI 54401
  • Reassigned Medicare billing, Wisconsin enrollment
  • 415 clinicians in this Medicare group
NPI 1033411822 (715) 847-2611
Aspirus Rhinelander & Tomahawk Hospitals & Clinics, Inc.
26 mi
Clinic/Center
1660 SUE ALAN DR
Wittenberg, WI 54499
  • Reassigned Medicare billing, Wisconsin enrollment
  • 935 clinicians in this Medicare group
NPI 1114696507 (715) 253-2110

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

Hospital Affiliations CMS Care Compare

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

Aspirus Wausau Hospital

Acute Care Hospitals · Wausau, WI
4/5 CMS rating
OwnershipProprietary
CMS Certification Number520030
Location333 Pine Ridge BlvdWausau, WI 54401 · Marathon County
Emergency services Birthing friendly

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.

ELIJAH SZYMANSKI MD
Student in an Organized Health Care Education/Training Program
425 WIND RIDGE DR
WAUSAU, WI 54401
Marathon County (715) 675-3391
UNIVERSITY OF WISCONSIN MEDICAL FOUNDATION, INC
Clinic/Center (Multi-Specialty)
425 WIND RIDGE DR
WAUSAU, WI 54401
Marathon County (715) 675-5201
ADAM G CLEMENTS DO
Family Medicine
425 WIND RIDGE DR
WAUSAU, WI 54401
Marathon County (715) 675-3391
DR. TAYLOR DEBOER
Pharmacist
425 WIND RIDGE DR
WAUSAU, WI 54401
Marathon County (715) 675-3391
YIA VANG MD
Student in an Organized Health Care Education/Training Program
425 WIND RIDGE DR
WAUSAU, WI 54401
Marathon County (715) 675-3391
TIMOTHY RYAN PARKER MD
Psychiatry & Neurology (Psychiatry)
425 WIND RIDGE DR
WAUSAU, WI 54401
Marathon County (715) 675-3391
ERIK J GUSTAFSON DO
Family Medicine
425 WIND RIDGE DR
WAUSAU, WI 54401
Marathon County (715) 675-3391
REBECCA THAO
Pharmacist
425 WIND RIDGE DR
WAUSAU, WI 54401
Marathon County (715) 675-3391

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 Theodore Zamzow's NPI number?

The NPI number for Theodore Zamzow is 1164125787. It was assigned to this individual provider in the NPPES registry on March 23, 2023.

Where is Theodore Zamzow located?

Theodore Zamzow practices at 425 Wind Ridge Dr, Wausau, WI 54401. The listed phone number is (715) 675-3391.

What is Theodore Zamzow's specialty?

The primary specialty registered for this NPI is Student in an Organized Health Care Education/Training Program with taxonomy code 390200000X.

Is Theodore Zamzow enrolled in Medicare?

Yes. Theodore Zamzow is registered in the Medicare PECOS enrollment system.

Which organizations bill Medicare for Theodore Zamzow's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Theodore Zamzow reassigns Medicare benefits to 3 organizations: Aspirus Wausau Hospital, Inc. (Wausau, WI), Aspirus Medical Group, Inc. (Wausau, WI) and Aspirus Rhinelander & Tomahawk Hospitals & Clinics, Inc. (Wittenberg, WI). 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 Theodore Zamzow's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Theodore Zamzow accept?

Health plans from Aspirus Health Plan list Theodore Zamzow 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 Theodore Zamzow affiliated with any hospitals?

According to CMS data, Theodore Zamzow is affiliated with Aspirus Wausau Hospital.

When was this NPI record last updated?

The NPPES record for Theodore Zamzow was last updated on March 20, 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.