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

Ari Aisen

Individual provider Behavior Analyst · NPI 1427532597

Ari Aisen is a Behavior Analyst in San Francisco, California. Practices as a sole proprietor. Registered with an NPI since 2018.

In the registry since
2018

Practice location Address checks out

860 Fell St
San Francisco, CA 94117-2512
Phone: (312) 404-5988
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Behavior Analyst (primary) Taxonomy 103K00000X

Record details

NPI number1427532597
Entity typeIndividual (Type 1)
GenderMale
Sole proprietorYes
NPI enumeratedSeptember 24, 2018
Last updated in NPPESSeptember 24, 2018
Mailing address860 Fell St, San Francisco, CA 94117-2512

Other providers in San Francisco