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

Dr. John Peter Janssen, DC

Individual provider Chiropractor · NPI 1790863264

Dr. John Peter Janssen, DC is a Chiropractor in Green Bay, Wisconsin. Licensed in Iowa and Wisconsin. Registered with an NPI since 2006.

Licensed in
IA, WI
In the registry since
2006
Specialties on file
2
What do these letters mean?
DC — Doctor of Chiropractic
A licensed chiropractor.

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Practice location Address checks out

1524 University Ave Ste 7
Green Bay, WI 54302-1800
Phone: (920) 435-1333
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Chiropractor (primary) Taxonomy 111N00000X · Licence 3049 (WI)
Chiropractor Taxonomy 111N00000X · Licence AO5755 (IA)

Record details

NPI number1790863264
Entity typeIndividual (Type 1)
GenderMale
Credentials DC
Sole proprietorNo
NPI enumeratedNovember 1, 2006
Last updated in NPPESJuly 3, 2008
Mailing address1524 University Ave Ste 7, Green Bay, WI 54302-1800

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