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

Stephen Costakis

Individual provider Behavior Technician · NPI 1295342483

Stephen Costakis is a Behavior Technician in San Mateo, California. Registered with an NPI since 2020.

In the registry since
2020

Practice location Address checks out

424 Peninsula Ave
San Mateo, CA 94401-1653
Phone: (650) 286-4396
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Behavior Technician (primary) Taxonomy 106S00000X

Record details

NPI number1295342483
Entity typeIndividual (Type 1)
GenderMale
Sole proprietorNo
NPI enumeratedSeptember 30, 2020
Last updated in NPPESSeptember 30, 2020
Certification dateSeptember 30, 2020
Mailing address900 Saint Francis Blvd Apt 1119, Daly City, CA 94015-4324

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