Gene S. Lui, D.O.
Psychiatry Physician · Duarte, CA
Gene S. Lui, D.O. is a psychiatry physician with a practice address in Duarte, California, and NPI 1669496535, issued on Jul 26, 2006. Check the license (California 20A-22882, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Gene S. Lui
- Credential
- D.O.
- Primary taxonomy
- Psychiatry Physician 2084P0800X
- License numbers
- 20A-22882 CA
25MB08215200 NJ
239696 NY
DO185586 OR
Self-reported in NPPES; status is on the state search - Practice location
- 1500 Duarte RD, Duarte, CA 91010
- Phone
- (626) 218-3461
- Enumerated
- Jul 26, 2006
- Record last updated
- Oct 24, 2025
- Medicare enrollment
- Enrolled (PECOS I20240820004339); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest psychiatry physician records → All 8,673 in California → Look up another NPI →
Also registered at 1500 Duarte RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Gene S. Lui in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license 20A-22882Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
97% fewer Medicare Part D claims than the average psychiatry physician in 2024
29 Medicare Part D claims, against an average of 1,000 among the 35,054 providers of this specialty who prescribed in Part D.
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
The practice group's MIPS final score for 2023 (Medicare payment program): 88.7 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Bills Medicare through one group practice
- City OF Hope Medical FoundationDuarte, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Gene S. Lui among 8,673 psychiatry physician records in California
Gene S. Lui, D.O. is one of 8,673 psychiatry physician records with a practice address in California. 67% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 2% of them.
- NPI issued2006 · 2% of these records are older, 67% newer
- In a Medicare fileYes · 67% of these records are
- In the CMS Doctors and Clinicians fileYes · 38% of these records are
- Graduated2002 · median 2005 among the 3,295 with a school on file
- Record last updated2025 · 54% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2084P0800X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Psychiatry Physician providers in California
There are 8,673 psychiatry physician records in California.
All 8,673 in California → Every provider in Duarte → Psychiatry Physician nationwide →
The 8 psychiatry physician records with the nearest ZIP codes
- Siva AvulaDuarte, CA 910101043696727
- Reta Floyd, M.D.Duarte, CA 910101194813980
- Yitian Timothy Kiong, M.D.Duarte, CA 910101164838884
- Xiomara Rocha-Cadman, M.D.Duarte, CA 910101033391966
- Jaroslava Salman, PHDDuarte, CA 910101376723122
- Kimberly Shapiro, MDDuarte, CA 910101033371836
- Syuzanna AvetyanLa Canada, CA 910111063108439
- Joel Badeaux, M.D.La Canada Flintridge, CA 910111992953517
Common questions
What is Gene S. Lui, D.O.'s NPI number?
Gene S. Lui, D.O.'s National Provider Identifier (NPI) is 1669496535, issued on Jul 26, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Gene S. Lui, D.O. located?
The NPPES record lists a practice address at 1500 Duarte RD, Duarte, CA, 91010. Phone: (626) 218-3461. Providers update this record themselves, so call before visiting.
How can I verify Gene S. Lui, D.O.'s license?
NPPES lists California license number 20A-22882, as entered by the provider. Search the Medical Board of California at https://www.mbc.ca.gov/License-Verification/default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Gene S. Lui, D.O. prescribe under Medicare Part D?
In 2024, Gene S. Lui, D.O. had 29 Medicare Part D claims; the average among psychiatry physician prescribers was 1,000. Part D covers Medicare prescriptions only.
What is Gene S. Lui, D.O.'s MIPS final score?
The 2023 MIPS final score is 88.7 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
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.