NPPES file of Aug 9, 2026

Rex Jay Winters, MD

Cardiovascular Disease Physician · Cypress, CA

Rex Jay Winters, MD is a cardiovascular disease physician with a practice address in Cypress, California, and NPI 1477584191, issued on Jul 5, 2006. Check the license (California G65833, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1477584191
Name
Rex Jay Winters
Credential
MD
Primary taxonomy
Cardiovascular Disease Physician 207RC0000X
License number
G65833 CA
Self-reported in NPPES; status is on the state search
Practice location
10601 Walker St Ste 100, Cypress, CA 90630
Phone
(562) 279-6583
Enumerated
Jul 5, 2006
Record last updated
Apr 30, 2026
Medicare enrollment
Enrolled (PECOS I20070403000684); accepts Medicare assignment
Medical or professional school
Harvard Medical School, 1987
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 10601 Walker St Ste 100

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Ali Golshan, M.D.Vascular & Interventional Radiology Physician1114183993

Verify Rex Jay Winters in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license G65833
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the California license search

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2% more Medicare Part D claims than the average cardiovascular disease physician in 2024

3,147 Medicare Part D claims for 482 beneficiaries, against an average of 3,078 among the 20,728 providers of this specialty who prescribed in Part D. Brand-name drugs were 14% of claims.

  1. Rex Winters3,147
  2. Specialty average3,078

Most prescribed

  1. Rosuvastatin Calcium403 claims
  2. Atorvastatin Calcium393 claims
  3. Metoprolol Succinate300 claims
  4. Eliquis246 claims
  5. Amlodipine Besylate169 claims
  6. Losartan Potassium168 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): 76.3 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.

  1. Qualityout of 100 · 30% of the final score62.7
  2. Costout of 100 · 30%59.3
  3. Promoting interoperabilitynot scored (reweighted)
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).

Industry payments in 2024: $754.96

19 payments; by number, the most common kind was food and beverage; the largest payer was Cardiva Medical, Inc. The 16,686 providers of this specialty with any payment received $3,819.56 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Rex Winters$754.96
  2. Specialty average$3,819.56

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

  1. Pih Health PhysiciansCypress, CA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Cardiovascular Disease Physician providers in California

There are 2,574 cardiovascular disease physician records in California.

Other cardiovascular disease physician records in California

  1. Abdul Abbasi, MDLong Beach, CA1710071717
  2. Siddique Abbasi, MDThousand Oaks, CA1528076718
  3. Lillian Abdelmalek, MDSacramento, CA1881343796
  4. Robin Abdelmalik, M.D. FACCTemecula, CA1275656662
  5. Roberto Abdelnur, MDEl Centro, CA1982648606
  6. Sohail Abdi-Moradi, M.D.Moorpark, CA1376862938
  7. Nadia Abelhad, M.D.Chula Vista, CA1619400801
  8. Georges Abou Rjaili, MDRiverside, CA1073896544
  9. Jamil Aboulhosn, MDLos Angeles, CA1356382717
  10. Maria Abraham, M.D.San Francisco, CA1669436960

Common questions

What is Rex Jay Winters, MD's NPI number?

Rex Jay Winters, MD's National Provider Identifier (NPI) is 1477584191, issued on Jul 5, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Rex Jay Winters, MD located?

The NPPES record lists a practice address at 10601 Walker St Ste 100, Cypress, CA, 90630. Phone: (562) 279-6583. Providers update this record themselves, so call before visiting.

How can I verify Rex Jay Winters, MD's license?

NPPES lists California license number G65833, 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 Rex Jay Winters, MD prescribe under Medicare Part D?

In 2024, Rex Jay Winters, MD had 3,147 Medicare Part D claims for 482 beneficiaries; the average among cardiovascular disease physician prescribers was 3,078. Part D covers Medicare prescriptions only.

What is Rex Jay Winters, MD's MIPS final score?

The 2023 MIPS final score is 76.3 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.