NPPES file of Aug 9, 2026

Sandy A. Folker, PSYCH ASSISTANT

Psychologist · Napa, CA

Sandy A. Folker, PSYCH ASSISTANT is a psychologist with a practice address in Napa, California, and NPI 1275783698, issued on Sep 22, 2008. Check the license (California 26130, 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
1275783698
Name
Sandy A. Folker
Credential
PSYCH ASSISTANT
Primary taxonomy
Psychologist 103T00000X
License number
26130 CA
Self-reported in NPPES; status is on the state search
Practice location
2100 Napa Vallejo Hwy, Napa, CA 94558
Phone
(707) 253-5000
Enumerated
Sep 22, 2008
Record last updated
Jan 22, 2014 (not updated in 12 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 psychologist records → All 7,304 in California → Look up another NPI →

Also registered at 2100 Napa Vallejo Hwy

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

  1. Jack Aamot, PSY.D.Clinical Psychologist1770711210
  2. Jerry Abajian, M.D.Anesthesiology Physician1851336218
  3. Elizabeth Agbuya, O.D.Optometrist1104350651
  4. Mamuna Ahmad, M.D.Psychiatry Physician1124405162
  5. Ali Akhavan, MDInternal Medicine Physician1013943174
  6. Barbara Bachmeier, PSYDClinical Psychologist1902039829

Verify Sandy A. Folker 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 26130    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

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Sandy A. Folker among 7,304 psychologist records in California

Sandy A. Folker, PSYCH ASSISTANT is one of 7,304 psychologist records with a practice address in California. 6% 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 2008, is newer than 36% of them.

  • NPI issued2008 · 36% of these records are older, 58% newer
  • In a Medicare fileNo · 6% of these records are
  • In the CMS Doctors and Clinicians fileNo · 14% of these records are
  • Record last updated2014 · 59% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 103T00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

63 psychologist records list a practice address in Napa

They are 63 of the 3,583 NPPES records with a practice address in Napa, and 7,304 psychologist records in California. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

All 7,304 in California → Every provider in Napa → Psychologist nationwide →

The 8 psychologist records with the nearest ZIP codes

  1. Danielle Bryce, PSY.D.Napa, CA 945581245373372
  2. Janet Cain, PHDNapa, CA 945581548272404
  3. Tanya Chase, PSY.D.Napa, CA 945581154485506
  4. Megan Davania, PSYDNapa, CA 945581851534259
  5. Eric Gonzalez, PH.D.Napa, CA 945581083873798
  6. Omyda Hernandez, PHDNapa, CA 945581164677043
  7. Toby Lamb, PSYDNapa, CA 945581043404791
  8. Patrick O'Reilly, PHDNapa, CA 945581700054467

Common questions

What is Sandy A. Folker, PSYCH ASSISTANT's NPI number?

Sandy A. Folker, PSYCH ASSISTANT's National Provider Identifier (NPI) is 1275783698, issued on Sep 22, 2008. An NPI identifies a provider in billing; it is not a license.

Where is Sandy A. Folker, PSYCH ASSISTANT located?

The NPPES record lists a practice address at 2100 Napa Vallejo Hwy, Napa, CA, 94558. Phone: (707) 253-5000. Providers update this record themselves, so call before visiting.

How can I verify Sandy A. Folker, PSYCH ASSISTANT's license?

NPPES lists California license number 26130, 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.