NPPES file of Aug 9, 2026

Shasta Marie Ihorn, PHD

Psychologist · Vallejo, CA

Shasta Marie Ihorn, PHD is a psychologist with a practice address in Vallejo, California, and NPI 1063824019, issued on May 27, 2014. Check the license 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
1063824019
Name
Shasta Marie Ihorn
Credential
PHD
Primary taxonomy
Psychologist 103T00000X
Practice location
1761 Broadway St, Vallejo, CA 94589
Phone
(707) 645-2700
Enumerated
May 27, 2014
Record last updated
May 27, 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.
Download card Updates feed

Also registered at 1761 Broadway St

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

  1. Lourdes Balmaseda-Chan, P.T.Physical Therapist1114063922
  2. Richard Bell-Tull, LCSWClinical Social Worker1477612455
  3. Jorge Belloso-Curiel, LCSWClinical Social Worker1760713713
  4. Harry Brown, PH.D.Clinical Psychologist1104993542
  5. Moon Choe, PHARMDPharmacist1275629800
  6. Lynn Cogen, M.ED. C.C.C.Speech-Language Pathologist1689727976

Verify Shasta Marie Ihorn in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich California board licenses this professionCheck 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.

Is this page about you? You can ask us to correct, restrict or remove it: how.

Psychologist providers in California

There are 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 Vallejo →

Other psychologist records in California

  1. Alice Abarbanel, PH.D.Albany, CA1598095002
  2. Michael Abbott, PSYDModesto, CA1346498151
  3. Riley AbelesLos Angeles, CA1841861945
  4. Jenna Abell, PSYDLos Angeles, CA1073743969
  5. Sheri Abercrombie, PSY.D.San Diego, CA1932292422
  6. Tseday Aberra, PSY.D.Corona, CA1104026517
  7. Elham Abouhamzeh, PSY.DIrvine, CA1386092880
  8. Lilit Abraamyan-ChaidezBurbank, CA1710433289
  9. Mackenzie Abraham, PHDRedondo Beach, CA1881053833
  10. Sandra Abraham, PSYDSanta Fe Springs, CA1427467851

Common questions

What is Shasta Marie Ihorn, PHD's NPI number?

Shasta Marie Ihorn, PHD's National Provider Identifier (NPI) is 1063824019, issued on May 27, 2014. An NPI identifies a provider in billing; it is not a license.

Where is Shasta Marie Ihorn, PHD located?

The NPPES record lists a practice address at 1761 Broadway St, Vallejo, CA, 94589. Phone: (707) 645-2700. Providers update this record themselves, so call before visiting.

How can I verify Shasta Marie Ihorn, PHD'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.

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.