NPPES file of Aug 9, 2026

Duke S. Han, PHD

Clinical Psychologist · Los Angeles, CA

Duke S. Han, PHD is a clinical psychologist with a practice address in Los Angeles, California, and NPI 1669696753, issued on Apr 12, 2007. Check the license (California PSY25372, 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
1669696753
Name
Duke S. Han
Credential
PHD
Primary taxonomy
Clinical Psychologist 103TC0700X
License numbers
PSY25372 CA
071007085 IL
Self-reported in NPPES; status is on the state search
Practice location
1520 San Pablo St, Los Angeles, CA 90033
Phone
(323) 442-5900
Enumerated
Apr 12, 2007
Record last updated
Nov 27, 2023
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 1520 San Pablo St

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

  1. Frank Acosta, PHDPsychologist1750313490
  2. Gbemisola Adenuga, M.D.Nephrology Physician1952464661
  3. Aimee Aguillon, OTR/L, CHTOccupational Therapist1972677318
  4. Haig Aharonian, M.D.Internal Medicine Physician1205107653
  5. Jamshid Ahmadi, M.D.Neuroradiology Physician1942252028
  6. Mohammad Akmal, M.D.Nephrology Physician1356378087

Verify Duke S. Han 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 PSY25372    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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Duke S. Han among 12,647 clinical psychologist records in California

Duke S. Han, PHD 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 2007, is newer than 20% of them.

  • NPI issued2007 · 20% of these records are older, 57% newer
  • In a Medicare fileNo · 9% of these records are
  • In the CMS Doctors and Clinicians fileNo · 19% of these records are
  • Record last updated2023 · 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).

1,268 clinical psychologist records list a practice address in Los Angeles

They are 1,268 of the 69,537 NPPES records with a practice address in Los Angeles, 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 Los Angeles → Clinical Psychologist nationwide →

The 8 clinical psychologist records with the nearest ZIP codes

  1. Shirley Flournoy, PH.D.Los Angeles, CA 900331720131337
  2. Elizabeth Gross, PH.D.Los Angeles, CA 900331700945409
  3. Dorit Ilani, PH.D.Los Angeles, CA 900331699947051
  4. April Iuli, PSYD.Los Angeles, CA 900331376613778
  5. Winnie Louie, PSY.D.Los Angeles, CA 900331205068434
  6. Lauren Macmillan, PHDLos Angeles, CA 900331477506509
  7. Jeffrey Ring, PH.D.Los Angeles, CA 900331245451616
  8. Randye Semple, PH.D.Los Angeles, CA 900331275733909

Common questions

What is Duke S. Han, PHD's NPI number?

Duke S. Han, PHD's National Provider Identifier (NPI) is 1669696753, issued on Apr 12, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Duke S. Han, PHD located?

The NPPES record lists a practice address at 1520 San Pablo St, Los Angeles, CA, 90033. Phone: (323) 442-5900. Providers update this record themselves, so call before visiting.

How can I verify Duke S. Han, PHD's license?

NPPES lists California license number PSY25372, 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.