Jay Downey, M.D.
Family Medicine Physician · San Ysidro, CA
Jay Downey, M.D. is a family medicine physician with a practice address in San Ysidro, California, and NPI 1073610960, issued on Sep 20, 2006. Check the license (California G073327, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Jay Downey
- Credential
- M.D.
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- G073327 CA
Self-reported in NPPES; status is on the state search - Practice location
- 4004 Beyer Blvd, San Ysidro, CA 92173
- Phone
- (619) 424-4463
- Enumerated
- Sep 20, 2006
- Record last updated
- Feb 27, 2012 (not updated in 14 years: call before relying on the address or phone)
- Fax
- (619) 428-7952
- Medicaid ID
- 00G733270 CA
- Medicare enrollment
- Enrolled (PECOS I20080103000385); accepts Medicare assignment
- Medical or professional school
- University Of California, San Diego School Of Medicine, 1990
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 17,133 in California → Look up another NPI →
Also registered at 4004 Beyer Blvd
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Lizbeth AcunaCase Manager/Care Coordinator1134363187
- Noemi Arrieta, DOFamily Medicine Physician1912223496
- Salvador Balvaneda, IMFTMarriage & Family Therapist1659413086
- Vanessa Bastidas, MD, MPHFamily Medicine Physician1831893478
- Rita BedermanMarriage & Family Therapist1376684142
- Justin Bennink, M.D.Family Medicine Physician1083033146
Verify Jay Downey in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license G073327Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
2.8 times the Medicare Part D claims of the average family medicine physician in 2024
9,879 Medicare Part D claims for 736 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 11% of claims. 111 claims were for opioids.
Most prescribed
- Atorvastatin Calcium805 claims
- Levothyroxine Sodium519 claims
- Lisinopril437 claims
- Amlodipine Besylate380 claims
- Losartan Potassium340 claims
- Metformin Hcl305 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): 85.8 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: $813.58
41 payments; by number, the most common kind was food and beverage; the largest payer was Abbvie Inc. The 55,478 providers of this specialty with any payment received $902.55 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 one group practice
- Community Foundation Medical GroupClovis, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Jay Downey among 17,133 family medicine physician records in California
Jay Downey, M.D. is one of 17,133 family 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 2006, is newer than 6% of them.
- NPI issued2006 · 6% of these records are older, 59% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileYes · 62% of these records are
- Graduated1990 · median 2005 among the 10,652 with a school on file
- Record last updated2012 · 58% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
25 family medicine physician records list a practice address in San Ysidro
They are 25 of the 218 NPPES records with a practice address in San Ysidro, and 17,133 family medicine physician records in California.
All 17,133 in California → Every provider in San Ysidro → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Noemi Arrieta, DOSan Ysidro, CA 921731912223496
- James Cevallos, MDSan Ysidro, CA 921731720181829
- Cesar Duque Gomez, MDSan Ysidro, CA 921731154513877
- Karla Garcia, M.D., M.P.H.San Ysidro, CA 921731154647410
- Aleka Heinrici, MDSan Ysidro, CA 921731780979120
- Jefferson Hendrix, MDSan Ysidro, CA 921731235142738
- Jorge Mata, MDSan Ysidro, CA 921731528150778
- Sofia Qureshi, M.D.San Ysidro, CA 921731902197544
Common questions
What is Jay Downey, M.D.'s NPI number?
Jay Downey, M.D.'s National Provider Identifier (NPI) is 1073610960, issued on Sep 20, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Jay Downey, M.D. located?
The NPPES record lists a practice address at 4004 Beyer Blvd, San Ysidro, CA, 92173. Phone: (619) 424-4463. Providers update this record themselves, so call before visiting.
How can I verify Jay Downey, M.D.'s license?
NPPES lists California license number G073327, 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 Jay Downey, M.D. prescribe under Medicare Part D?
In 2024, Jay Downey, M.D. had 9,879 Medicare Part D claims for 736 beneficiaries; the average among family medicine physician prescribers was 3,544. Part D covers Medicare prescriptions only.
What is Jay Downey, M.D.'s MIPS final score?
The 2023 MIPS final score is 85.8 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.