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

Dr. Derek Grenfell, DC

Individual provider Chiropractor · NPI 1972908895

Dr. Derek Grenfell, DC is a Chiropractor in Sturgeon Bay, Wisconsin. Practices as a sole proprietor. Licensed in Wisconsin.

Licensed in
WI
In the registry since
2014
What do these letters mean?
DC — Doctor of Chiropractic
A licensed chiropractor.

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Practice location Address checks out

185 E Walnut St # 140
Sturgeon Bay, WI 54235-3900
Phone: (920) 256-2365
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Chiropractor (primary) Taxonomy 111N00000X · Licence 5045-12 (WI)

Record details

NPI number1972908895
Entity typeIndividual (Type 1)
GenderMale
Credentials DC
Sole proprietorYes
NPI enumeratedNovember 4, 2014
Last updated in NPPESMay 7, 2018
Mailing address185 E Walnut St # 140, Sturgeon Bay, WI 54235-3900

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