Bret Winners
Emergency Medicine Physician · La Mesa, CA
Bret Winners is an emergency medicine physician with a practice address in La Mesa, California, and NPI 1083293443, issued on Apr 5, 2021. Check the license (California 20A22545, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Bret Winners
- Primary taxonomy
- Emergency Medicine Physician 207P00000X
- License number
- 20A22545 CA
Self-reported in NPPES; status is on the state search - Practice location
- 5555 Grossmont Center Dr, La Mesa, CA 91942
- Phone
- (619) 740-6000
- Enumerated
- Apr 5, 2021
- Record last updated
- Jan 14, 2025
- Medicare enrollment
- Enrolled (PECOS I20240905002303); accepts Medicare assignment
- Medical or professional school
- Arizona College Of Osteopathic Medicine Mid Western University, 2021
- Entity
- Type 1 · individual
8 nearest emergency medicine physician records → All 7,751 in California → Look up another NPI →
Also registered at 5555 Grossmont Center Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Mohammed Al-Janabi, M.D.Pulmonary Disease Physician1760773725
- Lori Alford, L.C.S.W.Clinical Social Worker1043463003
- Roshanak Alialy, MDAnatomic Pathology & Clinical Pathology Physician1730683160
- Kikelomo Aluko, MSN, APRN, PMHNP BCPsychiatric/Mental Health Nurse Practitioner1083584346
- Vian AmerPharmacist Clinician (PhC)/ Clinical Pharmacy Specialist1972186609
Verify Bret Winners in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license 20A22545Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
41% fewer Medicare Part D claims than the average emergency medicine physician in 2024
133 Medicare Part D claims for 104 beneficiaries, against an average of 226 among the 54,106 providers of this specialty who prescribed in Part D.
Most prescribed
- Meloxicam16 claims
- Cephalexin14 claims
- Azithromycin13 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.
Bills Medicare through 3 group practices
- Encinitas Emergency Medicine IncEncinitas, CA
- Palomar Emergency Physicians, IncPoway, CA
- Team Physicians OF Northern California Medical Group IncLa Mesa, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Bret Winners among 7,751 emergency medicine physician records in California
Bret Winners is one of 7,751 emergency medicine physician records with a practice address in California. 81% 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 92% of them.
- NPI issued2021 · 92% of these records are older, 5% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileYes · 59% of these records are
- Graduated2021 · median 2011 among the 4,560 with a school on file
- Record last updated2025 · 59% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207P00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
42 emergency medicine physician records list a practice address in La Mesa
They are 42 of the 2,168 NPPES records with a practice address in La Mesa, and 7,751 emergency medicine physician records in California.
All 7,751 in California → Every provider in La Mesa → Emergency Medicine Physician nationwide →
The 8 emergency medicine physician records with the nearest ZIP codes
- Brook Beall, MDLa Mesa, CA 919421508803529
- Brent Butcher, MDLa Mesa, CA 919421861413700
- Kellie Freeborn, NPLa Mesa, CA 919421841220860
- Erwin Handley, MDLa Mesa, CA 919421871536631
- Kevin KellyLa Mesa, CA 919421811924764
- Swathi Lavu-Rao, MDLa Mesa, CA 919421497789630
- Brendan Lee, DOLa Mesa, CA 919421033146022
- William Linnik, MDLa Mesa, CA 919421871526327
Common questions
What is Bret Winners's NPI number?
Bret Winners's National Provider Identifier (NPI) is 1083293443, issued on Apr 5, 2021. An NPI identifies a provider in billing; it is not a license.
Where is Bret Winners located?
The NPPES record lists a practice address at 5555 Grossmont Center Dr, La Mesa, CA, 91942. Phone: (619) 740-6000. Providers update this record themselves, so call before visiting.
How can I verify Bret Winners's license?
NPPES lists California license number 20A22545, 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 Bret Winners prescribe under Medicare Part D?
In 2024, Bret Winners had 133 Medicare Part D claims for 104 beneficiaries; the average among emergency medicine physician prescribers was 226. 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.