NPPES file of Aug 9, 2026

Deke Marcus, PSYD

Clinical Psychologist · Irvine, CA

Deke Marcus, PSYD is a clinical psychologist with a practice address in Irvine, California, and NPI 1346787389, issued on Jan 29, 2017. Check the license (California PSY28934, 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
1346787389
Name
Deke Marcus
Credential
PSYD
Primary taxonomy
Clinical Psychologist 103TC0700X
License number
PSY28934 CA
Self-reported in NPPES; status is on the state search
Practice location
4199 Campus Dr, Irvine, CA 92612
Phone
(949) 354-4147
Enumerated
Jan 29, 2017
Record last updated
Apr 2, 2017 (not updated in 9 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20171228001246); accepts Medicare assignment
Telehealth
Offers telehealth (CMS)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. 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 4199 Campus Dr

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

  1. Barry Aaronson, PSYCHOLOGISTPrescribing (Medical) Psychologist1851501787
  2. Aram Amini Nejad, PSY.D.Clinical Psychologist1811276835
  3. Dena AmiriMarriage & Family Therapist1508320516
  4. Uyen Bui, PH.D.Counseling Psychologist1033492640
  5. Diana Chan, PSY.D.Clinical Psychologist1700145141
  6. Jenny ChiangStudent in an Organized Health Care Education/Training Program1801029137

Verify Deke Marcus 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 PSY28934    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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Deke Marcus among 12,647 clinical psychologist records in California

Deke Marcus, PSYD 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 2017, is newer than 81% of them.

  • NPI issued2017 · 81% of these records are older, 16% newer
  • In a Medicare fileNo · 9% of these records are
  • In the CMS Doctors and Clinicians fileYes · 19% of these records are
  • Graduated2014 · median 2006 among the 2,424 with a school on file
  • Record last updated2017 · 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).

140 clinical psychologist records list a practice address in Irvine

They are 140 of the 7,778 NPPES records with a practice address in Irvine, 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 Irvine → Clinical Psychologist nationwide →

The 8 clinical psychologist records with the nearest ZIP codes

  1. Victoria Bloom, PH.D.Irvine, CA 926121063540698
  2. Gerardo Canul, PH.D.Irvine, CA 926121497832984
  3. David Franklin, PSY.D.Irvine, CA 926121902996747
  4. Donald Gates, PH.D.Irvine, CA 926121275694127
  5. Lisa Henson, PSY.D.Irvine, CA 926121801877816
  6. Judy Mahoney, PH.D.Irvine, CA 926121821178997
  7. Michelle Molina, PH.D.Irvine, CA 926121942224985
  8. Sharon Phelps, PHDIrvine, CA 926121629064100

Common questions

What is Deke Marcus, PSYD's NPI number?

Deke Marcus, PSYD's National Provider Identifier (NPI) is 1346787389, issued on Jan 29, 2017. An NPI identifies a provider in billing; it is not a license.

Where is Deke Marcus, PSYD located?

The NPPES record lists a practice address at 4199 Campus Dr, Irvine, CA, 92612. Phone: (949) 354-4147. Providers update this record themselves, so call before visiting.

How can I verify Deke Marcus, PSYD's license?

NPPES lists California license number PSY28934, 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.