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

Dr. Michael William Olff, DC

Individual provider Chiropractor · NPI 1679564942

Dr. Michael William Olff, DC is a Chiropractor in Discovery Bay, California. Licensed in California. Registered with an NPI since 2005.

Licensed in
CA
In the registry since
2005
What do these letters mean?
DC — Doctor of Chiropractic
A licensed chiropractor.

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Practice location Address checks out

1555 Riverlake Rd Ste L
Discovery Bay, CA 94514-9334
Phone: (925) 240-6533
Fax: (925) 778-8109
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Chiropractor (primary) Taxonomy 111N00000X · Licence 12493 (CA)

Record details

NPI number1679564942
Entity typeIndividual (Type 1)
GenderMale
Credentials DC
Sole proprietorNo
NPI enumeratedNovember 4, 2005
Last updated in NPPESJuly 13, 2026
Mailing address1555 Riverlake Rd, Ste. L., Discovery Bay, CA 94514-9334

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