NPPES file of Aug 9, 2026

Sierra Wei, ASW

Mental Health Counselor · San Mateo, CA

Sierra Wei, ASW is a mental health counselor with a practice address in San Mateo, California, and NPI 1548872112, issued on Aug 17, 2020. Check the license (California 96120, 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.

Record from CMS NPPES, file of Aug 9, 2026 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1548872112
Name
Sierra Wei
Credential
ASW
Primary taxonomy
Mental Health Counselor 101YM0800X
License number
96120 CA
Self-reported in NPPES; status is on the state search
Practice location
700 S Claremont St, San Mateo, CA 94402
Phone
(650) 591-9623
Enumerated
Aug 17, 2020
Record last updated
Aug 17, 2020 (not updated in 6 years: call before relying on the address or phone)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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8 nearest mental health counselor records → All 28,617 in California → Look up another NPI →

Also registered at 700 S Claremont St

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Dade Donovan, DCChiropractor1225092570
  2. Louna Fihaki, M.S.W.Social Worker1114474533
  3. Susan Freeburg, D.C.Chiropractor1952311961
  4. Natali RodriguezMental Health Counselor1164034732
  5. Maria TanedoMental Health Counselor1992317564
  6. Karren Tart, L.AC.Acupuncturist1174689285

Verify Sierra Wei in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich California board licenses this profession
    Search for license 96120    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Find the California license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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Sierra Wei among 28,617 mental health counselor records in California

Sierra Wei, ASW 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 2020, is newer than 74% of them.

  • NPI issued2020 · 74% of these records are older, 22% newer
  • In a Medicare fileNo · 1% of these records are
  • In the CMS Doctors and Clinicians fileNo · 3% of these records are
  • Record last updated2020 · 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).

182 mental health counselor records list a practice address in San Mateo

They are 182 of the 3,909 NPPES records with a practice address in San Mateo, 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 San Mateo → Mental Health Counselor nationwide →

The 8 mental health counselor records with the nearest ZIP codes

  1. Laura Bain, MSSan Mateo, CA 944021841477148
  2. Dawn Beltram, M.A.San Mateo, CA 944021568698173
  3. Jay Bray, L.C.S.W.San Mateo, CA 944021467462937
  4. Adrienne Cane Ilang, M.A.San Mateo, CA 944021649344623
  5. Sarah Davis, M.A.San Mateo, CA 944021033395710
  6. Freida Hilts, PHD, LEPSan Mateo, CA 944021588890289
  7. Walter HuguetSan Mateo, CA 944021205951001
  8. Kari KendzerskiSan Mateo, CA 944021851608970

Common questions

What is Sierra Wei, ASW's NPI number?

Sierra Wei, ASW's National Provider Identifier (NPI) is 1548872112, issued on Aug 17, 2020. An NPI identifies a provider in billing; it is not a license.

Where is Sierra Wei, ASW located?

The NPPES record lists a practice address at 700 S Claremont St, San Mateo, CA, 94402. Phone: (650) 591-9623. Providers update this record themselves, so call before visiting.

How can I verify Sierra Wei, ASW's license?

NPPES lists California license number 96120, 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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.