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

Dr. William Roch Johnston, DC

Individual provider Chiropractor · NPI 1982785853

Dr. William Roch Johnston, DC is a Chiropractor in Irvine, California. Licensed in California. Registered with an NPI since 2006.

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

See every abbreviation used in this directory →

Claim this listing Report a problem Suggest an edit

Practice location Address checks out

18124 Culver Dr Ste G University Park Chiropractic
Irvine, CA 92612-2729
Phone: (949) 786-8802
Fax: (949) 786-8875
Show map & directions

Directions in Google Maps · Apple Maps · OpenStreetMap

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

Specialties & licences

Chiropractor (primary) Taxonomy 111N00000X · Licence DC21727 (CA)

Record details

NPI number1982785853
Entity typeIndividual (Type 1)
GenderMale
Credentials DC
Sole proprietorNo
NPI enumeratedOctober 18, 2006
Last updated in NPPESDecember 7, 2011

Other providers in Irvine