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

Gianna Leanne Watson

Individual provider Behavior Technician · NPI 1659910289

Gianna Leanne Watson is a Behavior Technician in San Mateo, California. Practices as a sole proprietor. Registered with an NPI since 2019.

In the registry since
2019

Practice location Address checks out

424 Peninsula Ave
San Mateo, CA 94401-1653
Phone: (800) 538-8365
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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 number1659910289
Entity typeIndividual (Type 1)
GenderFemale
Sole proprietorYes
NPI enumeratedDecember 30, 2019
Last updated in NPPESDecember 30, 2019
Certification dateDecember 30, 2019
Mailing address260 Billingsgate Ln, Foster City, CA 94404-3981

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