John P. Wuennenberg, MD

NPI 1124554589ActiveIndividual· Dermatology· Marquette, MI

Dermatology (MD) in Marquette, Michigan, trained at University of Kansas School of Med (Kc/Wich/Sal) (class of 2017). 231 Medicare patients in 2024, $100,624 paid; nearly all of their 347 Part D prescriptions were generic (97%). Regeneron Healthcare Solutions, Inc. was the largest of 11 companies reporting payments in 2025, $680.06 in all, mostly food and beverage.

Overview

NPI	1124554589
Status	Active
Entity type	Individual
Credential	MD
Sole proprietor	No
NPI issued	May 4, 2017
Last updated in NPPES	Dec 10, 2024
Certified by provider	Dec 10, 2024

Specialties and licenses

Taxonomy	Code	License	State
Dermatology Primary	207N00000X	023705	AL
Dermatology, MOHS-Micrographic Surgery	207ND0101X	4301504930	MI

About license numbers in NPPES

Exclusion screening

List	Result	Details
HHS-OIG LEIE · Nov 10, 2026	No match	Checked by NPI and by name + state
North Carolina Medicaid · Nov 11, 2026	No match	—
New York OMIG · Nov 11, 2026	No match	—
Ohio Medicaid · Nov 11, 2026	No match	—
Pennsylvania Medicheck · Nov 11, 2026	No match	—
Washington HCA · Nov 11, 2026	No match	—

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

Medicare

Enrollment (PECOS)	Enrolled Practitioner - Dermatology (AL); Practitioner - Dermatology (MI); Practitioner - Dermatology (WI)
Accepts assignment	Yes (participating)

Medicare services in 2024

Medicare patients	231
Services billed	675 across 57 procedure codes
Paid by Medicare	$100,624

Part D prescriptions in 2024

Prescriptions (claims)	347 · 395 30-day fills
Patients	187
Total drug cost	$89,849
Generic share	97% of claims

Medicare sources and data years

Education and affiliations

Medical school	University of Kansas School of Med (Kc/Wich/Sal)
Graduation year	2017
Medicare specialty	Dermatology
Secondary specialties	Micrographic Dermatologic Surgery (Mds)