Sara Sienna Kopit-Olson
Mental Health Counselor · Palo Alto, CA
Sara Sienna Kopit-Olson is a mental health counselor with a practice address in Palo Alto, California, and NPI 1952596587, issued on Sep 6, 2007. Check the license with the California board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- Sara Sienna Kopit-Olson
- Primary taxonomy
- Mental Health Counselor 101YM0800X
- Practice location
- 3860 Middlefield RD, Palo Alto, CA 94303
- Phone
- (650) 494-1200
- Enumerated
- Sep 6, 2007
- Record last updated
- Sep 25, 2007 (not updated in 19 years: call before relying on the address or phone)
- Fax
- (650) 494-1243
- Entity
- Type 1 · individual
8 nearest mental health counselor records → All 28,617 in California → Look up another NPI →
Also registered at 3860 Middlefield RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Sara Sienna Kopit-Olson in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this professionCheck the board
- 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Sara Sienna Kopit-Olson among 28,617 mental health counselor records in California
Sara Sienna Kopit-Olson is one of 28,617 mental health counselor records with a practice address in California. 1% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does not. Its NPI, issued in 2007, is newer than 4% of them.
- NPI issued2007 · 4% of these records are older, 81% newer
- In a Medicare fileNo · 1% of these records are
- In the CMS Doctors and Clinicians fileNo · 3% of these records are
- Record last updated2007 · 71% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 101YM0800X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
77 mental health counselor records list a practice address in Palo Alto
They are 77 of the 7,617 NPPES records with a practice address in Palo Alto, and 28,617 mental health counselor records in California. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 28,617 in California → Every provider in Palo Alto → Mental Health Counselor nationwide →
The 8 mental health counselor records with the nearest ZIP codes
- Jessica Arneson, LPCCPalo Alto, CA 943031659786234
- Brianne CrabbeEast Palo Alto, CA 943031902187552
- Jacquelin Freeman, APCCEast Palo Alto, CA 943031043060866
- Melissa Guariglia, PSYDEast Palo Alto, CA 943031982872107
- Gauri KulkarniPalo Alto, CA 943031134789365
- Stephanie Mesdjian, M.F.T.1East Palo Alto, CA 943031124338348
- Patrick Ngo, LCSWPalo Alto, CA 943031588099378
- David Perlstein, M.S.Palo Alto, CA 943031649345059
Common questions
What is Sara Sienna Kopit-Olson's NPI number?
Sara Sienna Kopit-Olson's National Provider Identifier (NPI) is 1952596587, issued on Sep 6, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Sara Sienna Kopit-Olson located?
The NPPES record lists a practice address at 3860 Middlefield RD, Palo Alto, CA, 94303. Phone: (650) 494-1200. Providers update this record themselves, so call before visiting.
How can I verify Sara Sienna Kopit-Olson's license?
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.