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

Mr. William K Swift Jr.

Individual provider Assistant Behavior Analyst · NPI 1265360234

Mr. William K Swift Jr. is an Assistant Behavior Analyst in Fairfield, California. Registered with an NPI since 2026.

In the registry since
2026

Practice location Address checks out

2978 Sunbird Dr
Fairfield, CA 94533-1243
Phone: (707) 908-9800
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Assistant Behavior Analyst (primary) Taxonomy 106E00000X

Record details

NPI number1265360234
Entity typeIndividual (Type 1)
GenderMale
Sole proprietorNo
NPI enumeratedMay 11, 2026
Last updated in NPPESMay 11, 2026
Certification dateMay 11, 2026

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