Individual provider · Type 1 NPI

David Tjahjono

Counselor · Daly City, CA

NPI number 1619808201 Active

Practice location

1450 Southgate Ave Apt 103
Daly City, CA 94015-4019

Specialties and licenses

TaxonomyCodeLicense
Counselor Primary 101Y00000X0-543-497-2 (CA)

Counselor: A provider who is trained and educated in the performance of behavior health services through interpersonal communications and analysis. Training and education at the specialty level usually requires a master's degree and clinical experience and supervision for licensure or certification.

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About NPI 1619808201

David Tjahjono's National Provider Identifier is 1619808201, issued on May 25, 2026. The primary taxonomy on file is Counselor (101Y00000X), and the practice location is in Daly City, CA. The record was last updated on May 25, 2026.