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

Dr. Stephen W. Thacker, DO

Individual provider Family Medicine Physician · NPI 1003854274

Dr. Stephen W. Thacker, DO is a Family Medicine Physician in Brea, 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.

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Practice location Address checks out

340 W Central Ave Ste 110 Attention: Maggie Noles
Brea, CA 92821-3006
Phone: (714) 529-3971
Fax: (714) 529-1070
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Family Medicine Physician (primary) Taxonomy 207Q00000X · Licence 20A5071 (CA)

Record details

NPI number1003854274
Entity typeIndividual (Type 1)
GenderMale
Credentials DO
Sole proprietorYes
NPI enumeratedJune 2, 2006
Last updated in NPPESJuly 16, 2007
Mailing addressPo Box 51238, Attention: Maggie Noles, Los Angeles, CA 90051-5538

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