Sophie Yost, M. A.
Marriage & Family Therapist · Palo Alto, CA
Sophie Yost, M. A. is a marriage & family therapist with a practice address in Palo Alto, California, and NPI 1740647205, issued on Jan 28, 2016. Check the license (California 47814, as entered in NPPES) with the California board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- Sophie Yost
- Credential
- M. A.
- Primary taxonomy
- Marriage & Family Therapist 106H00000X
- License number
- 47814 CA
Self-reported in NPPES; status is on the state search - Practice location
- 438 Cambridge Ave, Palo Alto, CA 94306
- Phone
- (650) 562-3800
- Enumerated
- Jan 28, 2016
- Record last updated
- Jan 28, 2016 (not updated in 10 years: call before relying on the address or phone)
- Entity
- Type 1 · individual
Also registered at 438 Cambridge Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Heather Levy, PHDPsychologist1467752642
Verify Sophie Yost in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license 47814Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
204 marriage & family therapist records list a practice address in Palo Alto
They are 204 of the 7,617 NPPES records with a practice address in Palo Alto, and 59,889 marriage & family therapist records in California. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 204 in Palo Alto → All 59,889 in California → Every provider in Palo Alto →
Other marriage & family therapist records in California
- Lili Aames, LMFTSanta Fe Springs, CA1689836165
- Lynn Aamot, LMFTEl Dorado Hills, CA1508255027
- Nathan Aanderud, LMFTTorrance, CA1689036907
- Alex AaronSherman Oaks, CA1578442620
- Bianca Aaron, LMFT, APCCSan Francisco, CA1316459605
- Kelley Aaron, MFTLos Angeles, CA1699068866
- Ruth Aaron, MS, JD, MFTClaremont, CA1316029697
- Terry Aaron, MFTBurbank, CA1386801173
- Azadeh Aarons, LMFTThousand Oaks, CA1679343974
- Bianca Aarons, MA,LMFTSan Francisco, CA1699286732
Common questions
What is Sophie Yost, M. A.'s NPI number?
Sophie Yost, M. A.'s National Provider Identifier (NPI) is 1740647205, issued on Jan 28, 2016. An NPI identifies a provider in billing; it is not a license.
Where is Sophie Yost, M. A. located?
The NPPES record lists a practice address at 438 Cambridge Ave, Palo Alto, CA, 94306. Phone: (650) 562-3800. Providers update this record themselves, so call before visiting.
How can I verify Sophie Yost, M. A.'s license?
NPPES lists California license number 47814, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.