Ricky Wei-Qi Chu, DO
Psychiatry Physician · Santa Ana, CA
Ricky Wei-Qi Chu, DO is a psychiatry physician with a practice address in Santa Ana, California, and NPI 1922669613, issued on Jun 24, 2019. Check the license (California 20A20584, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Ricky Wei-Qi Chu
- Credential
- DO
- Primary taxonomy
- Psychiatry Physician 2084P0800X
- License number
- 20A20584 CA
Self-reported in NPPES; status is on the state search - Practice location
- 2 Macarthur PL Ste 900, Santa Ana, CA 92707
- Phone
- (909) 992-7860
- Enumerated
- Jun 24, 2019
- Record last updated
- Jul 3, 2026
- Entity
- Type 1 · individual
8 nearest psychiatry physician records → All 8,673 in California → Look up another NPI →
Also registered at 2 Macarthur PL Ste 900
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Michelle KoehlerClinical Psychologist1831508761
- Qiji Toyoda, MDFamily Medicine Physician1669993994
Verify Ricky Wei-Qi Chu in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license 20A20584Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
94% fewer Medicare Part D claims than the average psychiatry physician in 2024
59 Medicare Part D claims, against an average of 1,000 among the 35,054 providers of this specialty who prescribed in Part D.
Most prescribed
- Hydroxyzine Hcl12 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.
Ricky Wei-Qi Chu among 8,673 psychiatry physician records in California
Ricky Wei-Qi Chu, DO 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 2019, is newer than 85% of them.
- NPI issued2019 · 85% of these records are older, 13% newer
- In a Medicare fileYes · 67% of these records are
- In the CMS Doctors and Clinicians fileNo · 38% of these records are
- Record last updated2026 · 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 Santa Ana → Psychiatry Physician nationwide →
The 8 psychiatry physician records with the nearest ZIP codes
- Vijay Chandran, MD,RN,MBA.;Santa Ana, CA 927071801283692
- Sharon ChenSanta Ana, CA 927071417410713
- Joann Crudo, M.D.Santa Ana, CA 927071164577011
- Reza Farokhpay, M.DSanta Ana, CA 927071184829848
- Sarah Jafarpour, D.O.Santa Ana, CA 927071215316302
- Andrew Lampley, MDSanta Ana, CA 927071801384045
- Sarah Sherman, D.O.Santa Ana, CA 927071154614485
- Samuel Albert, M.D.Fountain Valley, CA 927081649560137
Common questions
What is Ricky Wei-Qi Chu, DO's NPI number?
Ricky Wei-Qi Chu, DO's National Provider Identifier (NPI) is 1922669613, issued on Jun 24, 2019. An NPI identifies a provider in billing; it is not a license.
Where is Ricky Wei-Qi Chu, DO located?
The NPPES record lists a practice address at 2 Macarthur PL Ste 900, Santa Ana, CA, 92707. Phone: (909) 992-7860. Providers update this record themselves, so call before visiting.
How can I verify Ricky Wei-Qi Chu, DO's license?
NPPES lists California license number 20A20584, 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 Ricky Wei-Qi Chu, DO prescribe under Medicare Part D?
In 2024, Ricky Wei-Qi Chu, DO had 59 Medicare Part D claims; 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.