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

Gary Edward Sigmund

Individual provider Addiction (Substance Use Disorder) Counselor · NPI 1780368977

Gary Edward Sigmund is an Addiction (Substance Use Disorder) Counselor in Fullerton, California. Practices as a sole proprietor. Licensed in California.

Licensed in
CA
In the registry since
2023

Practice location Address checks out

771 W Orangethorpe Ave
Fullerton, CA 92832-2806
Phone: (714) 879-0929
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Addiction (Substance Use Disorder) Counselor (primary) Taxonomy 101YA0400X · Licence 15528 (CA)

Record details

NPI number1780368977
Entity typeIndividual (Type 1)
GenderMale
Sole proprietorYes
NPI enumeratedJune 9, 2023
Last updated in NPPESJune 20, 2023
Certification dateJune 20, 2023
Mailing address771 W Orangethorpe Ave, Fullerton, CA 92832-2806

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