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

Dr. William Warren Gillespie, DC

Individual provider Chiropractor · NPI 1699011221

Dr. William Warren Gillespie, DC is a Chiropractor in Newcastle, California. Practices as a sole proprietor. Licensed in California.

Licensed in
CA
In the registry since
2012
What do these letters mean?
DC — Doctor of Chiropractic
A licensed chiropractor.

See every abbreviation used in this directory →

Practice location Address checks out

9385 Old State Hwy
Newcastle, CA 95658-9597
Phone: (916) 672-8470
Show map & directions

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

Specialties & licences

Chiropractor (primary) Taxonomy 111N00000X · Licence 25871 (CA)

Record details

NPI number1699011221
Entity typeIndividual (Type 1)
GenderMale
Credentials DC
Sole proprietorYes
NPI enumeratedDecember 31, 2012
Last updated in NPPESDecember 31, 2012