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

Dr. Dennis Michael O'Brien, DC

Individual provider Chiropractor · NPI 1801826573

Dr. Dennis Michael O'Brien, DC is a Chiropractor in Fair Oaks, California. Practices as a sole proprietor. Licensed in California.

Licensed in
CA
In the registry since
2006
What do these letters mean?
DC — Doctor of Chiropractic
A licensed chiropractor.

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Practice location Address checks out

4408 San Juan Ave Ste 2
Fair Oaks, CA 95628
Phone: (916) 965-1564
Fax: (916) 965-3868
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Chiropractor (primary) Taxonomy 111N00000X · Licence 19235 (CA)

Record details

NPI number1801826573
Entity typeIndividual (Type 1)
GenderMale
Credentials DC
Sole proprietorYes
NPI enumeratedJuly 5, 2006
Last updated in NPPESJuly 8, 2007
Mailing address4408 San Juan Ave, Suite 2, Fair Oaks, CA 95628-6747

Other providers in Fair Oaks