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

Mr. William Joseph Hroziencik, DC

Individual provider Chiropractor · NPI 1245560739

Mr. William Joseph Hroziencik, DC is a Chiropractor in San Mateo, California. Practices as a sole proprietor. Licensed in California.

Licensed in
CA
In the registry since
2010
What do these letters mean?
DC — Doctor of Chiropractic
A licensed chiropractor.

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Practice location Address checks out

1580 Parkwood Dr
San Mateo, CA 94403-3930
Phone: (650) 573-1704
Fax: (650) 573-1704
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Chiropractor (primary) Taxonomy 111N00000X · Licence DC16419 (CA)

Record details

NPI number1245560739
Entity typeIndividual (Type 1)
GenderMale
Credentials DC
Sole proprietorYes
NPI enumeratedJanuary 5, 2010
Last updated in NPPESJanuary 5, 2010

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