John T. Topp, D.O.

NPI 1417985409ActiveIndividual· Anesthesiology· Appleton, WI

Anesthesiology (D.O.) in Appleton, Wisconsin, trained at Michigan State University College of Osteopathic Medicine (class of 1995). Medicare paid $15,554 for services to 113 patients in 2024.

Overview

NPI	1417985409
Status	Active
Entity type	Individual
Credential	D.O.
Sole proprietor	No
NPI issued	Jun 29, 2006
Last updated in NPPES	Jul 9, 2007

Specialties and licenses

Taxonomy	Code	License	State
Anesthesiology Primary	207L00000X	40926-21	WI

About license numbers in NPPES

Exclusion screening

List	Result	Details
HHS-OIG LEIE · Oct 9, 2026	No match	Checked by NPI and by name + state
North Carolina Medicaid · Nov 10, 2026	No match	—
New York OMIG · Nov 10, 2026	No match	—
Ohio Medicaid · Nov 10, 2026	No match	—
Pennsylvania Medicheck · Nov 10, 2026	No match	—
Washington HCA · Nov 10, 2026	No match	—

Official OIG search · How matching works ·Bulk check a roster

Medicare

Enrollment (PECOS)	Enrolled Practitioner - Anesthesiology (WI)
Accepts assignment	Yes (participating)

Medicare services in 2024

Medicare patients	113
Services billed	130 across 39 procedure codes
Paid by Medicare	$15,554

Medicare sources and data years

Education and affiliations

Medical school	Michigan State University College of Osteopathic Medicine
Graduation year	1995
Medicare specialty	Anesthesiology

Medical group

Association of Hospital Anesthesiologists SCBerlin, WI · 86 clinicians

Hospital affiliation

Thedacare Regional Medical Center - Appleton IncAppleton, WI

Source: CMS Care Compare

Industry payments (Open Payments)

None reported for 2025 or 2024.

Receiving payments does not imply wrongdoing. What Open Payments covers ·original records

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