Dr. John C Bax , MD, PhD
Specialist • Waupaca, WI
Notice of NPI Deactivation & Inactive Practice Status
According to official public domain records published by CMS (Centers for Medicare & Medicaid Services) in the National Provider Identifier (NPPES) Registry, Dr. John Bax has officially deactivated this NPI record and ceased active healthcare practice.
Professional Overview & Biography Verified Profile Summary
Dr. John Bax, MD, PhD was a registered Specialist practicing in Waupaca, WI. Throughout an active medical career spanning 20 years, Dr. Bax provided care at the practice location at N2227 BUTTERNUT RD until profile deactivation on 2026-05-07.
Practice Location & Contact Primary Location
N2227 Butternut Rd
Waupaca, WI 549819741
Specialty Benchmarks & Practice Insights
Comparative analytics for Specialist in Waupaca, WI
Practicing in Waupaca, WI (312 Statewide)
In-Person Office Visits Only
Under CMS Medicare Fee Schedule vs Standard Submitted Charges
Medical Specialties & State Licenses
NUCC Taxonomy Code: 174400000X
An individual educated and trained in an applied knowledge discipline used in the performance of work at a level requiring knowledge and skills beyond or apart from that provided by a general education or liberal arts degree.
Career & Practice History Timeline
Chronological log of verified NPI updates, location relocations, credentials, and registry changes
Record deactivated on May 07, 2026
NPI status registered as active in NPPES database
Registered at N2227 BUTTERNUT RD, WAUPACA, WI 549819741 (Tel: 9205405112)
Registered at PO BOX 7726, APPLETON, WI 549127079 (Tel: 9205405112)
Recorded as JOHN BAX, M.D., PH D.
Specialist (License #28824 in WI)
First registered as active Individual Practitioner in NPPES Database.
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NPI Administrative Meta
Mailing Address
Po Box 7726
Appleton, WI 549127079
Phone: 9205405112
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