Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

DAVID R MADENBERG DO
NPI 1780751495
Emergency Medicine in Lake Geneva, WI

Active since November 29, 2006
N2950 STATE ROAD 67, LAKE GENEVA, WI 53147(262) 245-0535(262) 245-2248 Get Directions Write a Review

NPPES record last updated: September 29, 2026. Verified against the NPPES registry weekly; last sync: November 08, 2026.

About David R Madenberg Do NPPES

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

DAVID R MADENBERG DO (NPI 1780751495) is an individual emergency medicine provider in Lake Geneva, Wisconsin, licensed in Wisconsin (23659-21) and active in the NPI registry since November 2006.

NPPES Registry Identity

NPI1780751495
Entity TypeIndividualMale
Primary Taxonomy207P00000X
Provider Legal NameDAVID R MADENBERGCredential: DO
Location AddressN2950 STATE ROAD 67Lake Geneva, WI 53147-2655
Mailing AddressN2950 State Road 67Lake Geneva, WI 53147-2655 · (262) 245-0535 · Fax (262) 245-2248
Fax(262) 245-2248
Sole ProprietorNo
Enumeration DateNovember 29, 2006
Last NPPES UpdateSeptember 29, 2026
✔ NPI 1780751495 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyEmergency MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207P00000X
License✔ Licensed in WI · 23659-21
Definition
An emergency physician focuses on the immediate decision making and action necessary to prevent death or any further disability both in the pre-hospital setting by directing emergency medical technicians and in the emergency department. The emergency physician provides immediate recognition, evaluation, care, stabilization and disposition of a generally diversified population of adult and pediatric patients in response to acute illness and injury.
N2950 STATE ROAD 67, Lake Geneva, WI 53147

Other Identifiers 3

OtherMADENDAVWI · Mercycare Insurance
Medicaid30019800WI
Medicaid1780751495WI

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.

Counselor (Professional)
N2950 STATE ROAD 67
LAKE GENEVA, WI 53147
Emergency Medicine
N2950 STATE ROAD 67
LAKE GENEVA, WI 53147
Occupational Therapist
N2950 STATE ROAD 67
LAKE GENEVA, WI 53147
Podiatrist
N2950 STATE ROAD 67
LAKE GENEVA, WI 53147
Physical Therapist
N2950 STATE ROAD 67
LAKE GENEVA, WI 53147
Pharmacist
N2950 STATE ROAD 67
LAKE GENEVA, WI 53147
Emergency Medicine
N2950 STATE ROAD 67
LAKE GENEVA, WI 53147
Physician Assistant
N2950 STATE ROAD 67
LAKE GENEVA, WI 53147

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 David Madenberg's NPI number?

The NPI number for David Madenberg is 1780751495. It was assigned to this individual provider in the NPPES registry on November 29, 2006.

Where is David Madenberg located?

David Madenberg practices at N2950 State Road 67, Lake Geneva, WI 53147. The listed phone number is (262) 245-0535.

What is David Madenberg's specialty?

The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.

When was this NPI record last updated?

The NPPES record for David Madenberg was last updated on September 29, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 47 days 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.