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

Sierra Farquhar, ASW

Individual provider Social Worker · NPI 1366339343

Sierra Farquhar, ASW is a Social Worker in Mammoth Lakes, California. Licensed in California. Registered with an NPI since 2025.

Licensed in
CA
In the registry since
2025
Specialties on file
2

Practice location Address checks out

549 Old Mammoth Rd # 204
Mammoth Lakes, CA 93546-6357
Phone: (760) 709-0262
Show map & directions

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

Specialties & licences

Clinical Social Worker (primary) Taxonomy 1041C0700X · Licence ASW130974 (CA)
Social Worker Taxonomy 104100000X · Licence ASW130974 (CA)

Record details

NPI number1366339343
Entity typeIndividual (Type 1)
GenderFemale
Credentials ASW
Sole proprietorNo
NPI enumeratedJune 21, 2025
Last updated in NPPESJune 21, 2025
Certification dateJune 21, 2025