Individual provider · Type 1 NPI

Thomas David Seifert, CADC-I

Addiction (Substance Use Disorder) Counselor · Costa Mesa, CA

NPI number 1932069721 Active

Practice location

1640 Superior Ave
Costa Mesa, CA 92627-3652

Call (916) 358-0757 Map

Mailing address

575 W 19th St Apt H172
Costa Mesa, CA 92627-5052

Specialties and licenses

TaxonomyCodeLicense
Addiction (Substance Use Disorder) Counselor Primary 101YA0400XCI49561125 (CA)

Addiction (Substance Use Disorder) Counselor: Definition to come...

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About NPI 1932069721

Thomas David Seifert, CADC-I's National Provider Identifier is 1932069721, issued on Nov 13, 2025. The primary taxonomy on file is Addiction (Substance Use Disorder) Counselor (101YA0400X), and the practice location is in Costa Mesa, CA. The record was last updated on Jan 8, 2026.