Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
NPIDirectory

William J Wagner, MD

Individual provider Emergency Medicine Physician · NPI 1215355607

William J Wagner, MD is an Emergency Medicine in Green Bay, Wisconsin. Qualified in 2014, 12 years ago. Practices with Aurora Medical Group, Inc, a 3,741-clinician group and accepts Medicare assignment. Licensed in Massachusetts and Wisconsin.

Years since qualifying
12
Licensed in
MA, WI
In the registry since
2014
Specialties on file
2
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

2845 Greenbrier Rd
Green Bay, WI 54311-6519
Phone: (920) 288-8000
Fax: (920) 288-4067
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Emergency Medicine Physician (primary) Taxonomy 207P00000X · Licence 70854 (WI)
Emergency Medicine Physician Taxonomy 207P00000X · Licence 273848 (MA)

Record details

NPI number1215355607
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedApril 2, 2014
Last updated in NPPESApril 28, 2026
Certification dateApril 28, 2026
Mailing address1035 Kepler Dr, Green Bay, WI 54311-8320

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyEMERGENCY MEDICINE
Medical schoolOTHER
Graduated 2014 (12 years in practice)
Group practice Aurora Medical Group, Inc. — 3741 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations4 on file with Medicare

Other providers in Green Bay