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

Yesenia Sierra I

Individual provider Behavior Analyst · NPI 1780242891

Yesenia Sierra I is a Behavior Analyst in Petaluma, California. Practices as a sole proprietor and works from 3 locations. Registered with an NPI since 2019.

In the registry since
2019

Practice location Address checks out

101 H St Ste L
Petaluma, CA 94952-5100
Phone: (866) 206-2008
Show map & directions

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

Additional practice locations (2)

  • 609 Travis Blvd Unit Bp, Fairfield, CA 94533-5076 — (707) 366-4019
  • 877 Ygnacio Valley Rd Ste 100, Walnut Creek, CA 94596-3897 — (925) 482-3000

Specialties & licences

Behavior Analyst (primary) Taxonomy 103K00000X

Record details

NPI number1780242891
Entity typeIndividual (Type 1)
GenderFemale
Sole proprietorYes
NPI enumeratedJune 4, 2019
Last updated in NPPESJune 18, 2019
Mailing address609 Travis Blvd Apt B, Fairfield, CA 94533-5023

Other providers in Petaluma