Brian Wai Wen Chin, MD
Emergency Medicine Physician · La Jolla, CA
Brian Wai Wen Chin, MD is an emergency medicine physician with a practice address in La Jolla, California, and NPI 1770140782, issued on May 24, 2019. Check the license (California A180593, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Brian Wai Wen Chin
- Credential
- MD
- Primary taxonomy
- Emergency Medicine Physician 207P00000X
- License number
- A180593 CA
Self-reported in NPPES; status is on the state search - Practice location
- 8910 Villa LA Jolla Dr, La Jolla, CA 92037
- Phone
- (800) 926-8273
- Enumerated
- May 24, 2019
- Record last updated
- Jun 13, 2024
- Medicare enrollment
- Enrolled (PECOS I20221017001533); accepts Medicare assignment
- Entity
- Type 1 · individual
Also registered at 8910 Villa LA Jolla Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Matthew LippiEmergency Medicine Physician1932736485
- Gillian Mackay, M.D.Obstetrics & Gynecology Physician1770702177
Verify Brian Wai Wen Chin in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A180593Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
65% fewer Medicare Part D claims than the average emergency medicine physician in 2024
80 Medicare Part D claims for 62 beneficiaries, against an average of 226 among the 54,106 providers of this specialty who prescribed in Part D.
Most prescribed
- Cephalexin14 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.
The practice group's MIPS final score for 2023 (Medicare payment program): 94.6 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).
Industry payments in 2024: $39.18
1 payment: food and beverage; the largest payer was Laborie Medical Technologies Corp. The 12,335 providers of this specialty with any payment received $953.79 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.
Bills Medicare through 3 group practices
- Cep America - CaliforniaMoreno Valley, CA
- Inpatient Specialists OF California PCTemecula, CA
- Regents OF The University OF CaliforniaEl Centro, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
61 emergency medicine physician records list a practice address in La Jolla
They are 61 of the 3,648 NPPES records with a practice address in La Jolla, and 7,751 emergency medicine physician records in California.
All 61 in La Jolla → All 7,751 in California → Every provider in La Jolla →
Other emergency medicine physician records in California
- Cooper Aakhus, MDStanford, CA1194351007
- Pyra Aarden, MDMartinez, CA1417058199
- Neal Aaron, D.O.Encinitas, CA1114283520
- Eric AaserudeWalnut Creek, CA1811491194
- Nader Abas, MDBarstow, CA1346288305
- Michael Abbo, MDNovato, CA1205819042
- Daniel Abbott, MDFullerton, CA1518907864
- Paul-Andre Abboud, M.D.Oakland, CA1710065503
- Mostafa Abdel-Hamid, MDStanford, CA1457918740
- Ashraf Abdel-KerimChino, CA1396961538
Common questions
What is Brian Wai Wen Chin, MD's NPI number?
Brian Wai Wen Chin, MD's National Provider Identifier (NPI) is 1770140782, issued on May 24, 2019. An NPI identifies a provider in billing; it is not a license.
Where is Brian Wai Wen Chin, MD located?
The NPPES record lists a practice address at 8910 Villa LA Jolla Dr, La Jolla, CA, 92037. Phone: (800) 926-8273. Providers update this record themselves, so call before visiting.
How can I verify Brian Wai Wen Chin, MD's license?
NPPES lists California license number A180593, 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 Brian Wai Wen Chin, MD prescribe under Medicare Part D?
In 2024, Brian Wai Wen Chin, MD had 80 Medicare Part D claims for 62 beneficiaries; the average among emergency medicine physician prescribers was 226. Part D covers Medicare prescriptions only.
What is Brian Wai Wen Chin, MD's MIPS final score?
The 2023 MIPS final score is 94.6 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.