NPPES file of Aug 9, 2026

James I. Linden, PH.D.

Clinical Psychologist · Long Beach, CA

James I. Linden, PH.D. is a clinical psychologist with a practice address in Long Beach, California, and NPI 1902966559, issued on Dec 12, 2006. Check the license (California PSY3644, 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
1902966559
Name
James I. Linden
Credential
PH.D.
Primary taxonomy
Clinical Psychologist 103TC0700X
License number
PSY3644 CA
Self-reported in NPPES; status is on the state search
Practice location
6226 E Spring St, Long Beach, CA 90815
Phone
(562) 425-0351
Enumerated
Dec 12, 2006
Record last updated
Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
Fax
(562) 429-4556
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 clinical psychologist records → All 12,647 in California → Look up another NPI →

Also registered at 6226 E Spring St

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

  1. Karen Allsup, M.D.Family Medicine Physician1144268665
  2. Marvin Beitner, PH.D.Clinical Psychologist1164590469
  3. Robert Cohen, M.D.Family Medicine Physician1588615553
  4. Joseph De Orio, M.D.Urology Physician1518981232
  5. Arthur Gage, D.D.S.Endodontics1467445809
  6. Nancy Godfrey, M.D.Rheumatology Physician1790777449

Verify James I. Linden 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 PSY3644    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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James I. Linden among 12,647 clinical psychologist records in California

James I. Linden, PH.D. is one of 12,647 clinical psychologist records with a practice address in California. 9% 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 2006, is newer than 1% of them.

  • NPI issued2006 · 1% of these records are older, 80% newer
  • In a Medicare fileNo · 9% of these records are
  • In the CMS Doctors and Clinicians fileNo · 19% of these records are
  • Record last updated2007 · 63% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 103TC0700X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

186 clinical psychologist records list a practice address in Long Beach

They are 186 of the 13,650 NPPES records with a practice address in Long Beach, and 12,647 clinical psychologist records in California. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

All 12,647 in California → Every provider in Long Beach → Clinical Psychologist nationwide →

The 8 clinical psychologist records with the nearest ZIP codes

  1. Marvin Beitner, PH.D.Long Beach, CA 908151164590469
  2. Abby Bradecich, PSY.D.Long Beach, CA 908151194419739
  3. Richard Cantey, PH.D.Long Beach, CA 908151700945524
  4. Eric HoustonLong Beach, CA 908151275154791
  5. Ayana Ince, PSYDLong Beach, CA 908151740988245
  6. Jana Martin, PH.D.Long Beach, CA 908151770578510
  7. Dallen Myers, PSY.D.Long Beach, CA 908151770152506
  8. John Russell, PH.D.Long Beach, CA 908151407843295

Common questions

What is James I. Linden, PH.D.'s NPI number?

James I. Linden, PH.D.'s National Provider Identifier (NPI) is 1902966559, issued on Dec 12, 2006. An NPI identifies a provider in billing; it is not a license.

Where is James I. Linden, PH.D. located?

The NPPES record lists a practice address at 6226 E Spring St, Long Beach, CA, 90815. Phone: (562) 425-0351. Providers update this record themselves, so call before visiting.

How can I verify James I. Linden, PH.D.'s license?

NPPES lists California license number PSY3644, 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.