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
Mailing addressPo Box 681, Newcastle, CA 95658-0681