Lianjie Du, M.D.
Psychiatry Physician · Orange, CA
Lianjie Du, M.D. is a psychiatry physician with a practice address in Orange, California, and NPI 1255331385, issued on Jul 29, 2005. Check the license (California A84426, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Lianjie Du
- Credential
- M.D.
- Primary taxonomy
- Psychiatry Physician 2084P0800X
- License number
- A84426 CA
Self-reported in NPPES; status is on the state search - Practice location
- 1100 W Stewart Dr, Orange, CA 92868
- Phone
- (714) 564-9659
- Enumerated
- Jul 29, 2005
- Record last updated
- Nov 29, 2011 (not updated in 15 years: call before relying on the address or phone)
- Medicaid ID
- 00A844260 CA
- Medicare enrollment
- Enrolled (PECOS I20040810000541); may accept Medicare assignment
- Entity
- Type 1 · individual
8 nearest psychiatry physician records → All 8,673 in California → Look up another NPI →
Also registered at 1100 W Stewart Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Matthew Abrishamian, MDEmergency Medicine Physician1720516743
- Christie Aiello, FNP-BCFamily Nurse Practitioner1972976744
- Azita Alipour, PHARM.D.Psychiatric Pharmacist1982835401
- Allison Alix, WHNPWomen's Health Nurse Practitioner1396269403
- Roger Arakaki, M.D.Anesthesiology Physician1003836990
- Shadi Aramesh, MDPsychiatry Physician1326487091
Verify Lianjie Du in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A84426Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
30% fewer Medicare Part D claims than the average psychiatry physician in 2024
703 Medicare Part D claims for 31 beneficiaries, against an average of 1,000 among the 35,054 providers of this specialty who prescribed in Part D. Brand-name drugs were 19% of claims.
Most prescribed
- Olanzapine86 claims
- Invega Sustenna84 claims
- Quetiapine Fumarate78 claims
- Benztropine Mesylate46 claims
- Trazodone Hcl43 claims
- Abilify Maintena31 claims
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.
Industry payments in 2024: $873.72
45 payments; by number, the most common kind was food and beverage; the largest payer was Indivior Inc. The 13,693 providers of this specialty with any payment received $4,954.93 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Lianjie Du among 8,673 psychiatry physician records in California
Lianjie Du, M.D. 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 2005, is newer than 0% of them.
- NPI issued2005 · 0% of these records are older, 98% newer
- In a Medicare fileYes · 67% of these records are
- In the CMS Doctors and Clinicians fileYes · 38% of these records are
- Graduated1983 · median 2005 among the 3,295 with a school on file
- Record last updated2011 · 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).
116 psychiatry physician records list a practice address in Orange
They are 116 of the 13,245 NPPES records with a practice address in Orange, and 8,673 psychiatry physician records in California.
All 8,673 in California → Every provider in Orange → Psychiatry Physician nationwide →
The 8 psychiatry physician records with the nearest ZIP codes
- Daniel Chueh, M.D.Orange, CA 928681174589642
- K De Silva, MDOrange, CA 928681992730170
- Constance De Silva, MDOrange, CA 928681912922634
- Gaurav Gandotra, MDOrange, CA 928681386617421
- Carla Hammond, M.D.Orange, CA 928681407889355
- Alan Hanft, M.D.Orange, CA 928681376599076
- Joshua Israel, MDOrange, CA 928681689628265
- Dong Lee, M.D.Orange, CA 928681881791218
Common questions
What is Lianjie Du, M.D.'s NPI number?
Lianjie Du, M.D.'s National Provider Identifier (NPI) is 1255331385, issued on Jul 29, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Lianjie Du, M.D. located?
The NPPES record lists a practice address at 1100 W Stewart Dr, Orange, CA, 92868. Phone: (714) 564-9659. Providers update this record themselves, so call before visiting.
How can I verify Lianjie Du, M.D.'s license?
NPPES lists California license number A84426, 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 Lianjie Du, M.D. prescribe under Medicare Part D?
In 2024, Lianjie Du, M.D. had 703 Medicare Part D claims for 31 beneficiaries; the average among psychiatry physician prescribers was 1,000. Part D covers Medicare prescriptions 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. 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.