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

John Richard Toth, DO

Individual provider Family Medicine Physician · NPI 1548346034

John Richard Toth, DO is a Family Medicine Physician in Concord, California. Practices as a sole proprietor. Licensed in California.

Licensed in
CA
In the registry since
2006
What do these letters mean?
DO — Doctor of Osteopathic Medicine
A fully licensed physician, trained like an MD with additional musculoskeletal training. Equivalent practice rights in all 50 states.

See every abbreviation used in this directory →

Practice location Address checks out

2270 Bacon St
Concord, CA 94520-2022
Phone: (925) 687-9447
Fax: (925) 687-9483
Show map & directions

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

Specialties & licences

Family Medicine Physician (primary) Taxonomy 207Q00000X · Licence 20A5692 (CA)

Record details

NPI number1548346034
Entity typeIndividual (Type 1)
GenderMale
Credentials DO
Sole proprietorYes
NPI enumeratedOctober 27, 2006
Last updated in NPPESJuly 8, 2007
Mailing address2270 Bacon St, Concord, CA 94520-2022

Other providers in Concord