Carrie Liu Chen, MD
Psychiatry Physician · San Diego, CA
Carrie Liu Chen, MD is a psychiatry physician with a practice address in San Diego, California, and NPI 1285215475, issued on Apr 19, 2021. Check the license (California A201903, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Carrie Liu Chen
- Credential
- MD
- Primary taxonomy
- Psychiatry Physician 2084P0800X
- License number
- A201903 CA
Self-reported in NPPES; status is on the state search - Practice location
- 8989 Rio San Diego Dr Ste 200, San Diego, CA 92108
- Phone
- (858) 279-1223
- Enumerated
- Apr 19, 2021
- Record last updated
- Jul 1, 2025
- Entity
- Type 1 · individual
8 nearest psychiatry physician records → All 8,673 in California → Look up another NPI →
Also registered at 8989 Rio San Diego Dr Ste 200
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Carrie Liu Chen in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A201903Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
93% fewer Medicare Part D claims than the average psychiatry physician in 2024
74 Medicare Part D claims for 16 beneficiaries, against an average of 1,000 among the 35,054 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.
Most prescribed
- Clozapine14 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.
Carrie Liu Chen among 8,673 psychiatry physician records in California
Carrie Liu Chen, MD 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 2021, is newer than 91% of them.
- NPI issued2021 · 91% of these records are older, 7% newer
- In a Medicare fileYes · 67% of these records are
- In the CMS Doctors and Clinicians fileNo · 38% of these records are
- 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 San Diego → Psychiatry Physician nationwide →
The 8 psychiatry physician records with the nearest ZIP codes
- Michael Bailey, M.D.San Diego, CA 921081891885653
- Karen Brown, M.D.San Diego, CA 921081033133210
- Matthew Carroll, M.D.San Diego, CA 921081225139314
- Ruchira Densert, MDSan Diego, CA 921081538148697
- Gary Eaton, MDSan Diego, CA 921081962442996
- Thomas Flanagan, MDSan Diego, CA 921081154361061
- Joshua Golden, M.D., F.A.P.A.San Diego, CA 921081720008998
- Fernando Kwiatkowski, MDSan Diego, CA 921081346297249
Common questions
What is Carrie Liu Chen, MD's NPI number?
Carrie Liu Chen, MD's National Provider Identifier (NPI) is 1285215475, issued on Apr 19, 2021. An NPI identifies a provider in billing; it is not a license.
Where is Carrie Liu Chen, MD located?
The NPPES record lists a practice address at 8989 Rio San Diego Dr Ste 200, San Diego, CA, 92108. Phone: (858) 279-1223. Providers update this record themselves, so call before visiting.
How can I verify Carrie Liu Chen, MD's license?
NPPES lists California license number A201903, 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 Carrie Liu Chen, MD prescribe under Medicare Part D?
In 2024, Carrie Liu Chen, MD had 74 Medicare Part D claims for 16 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.