Registry data as of Aug 27, 2026

Zachary Brewer, MD

Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician · Modesto, CA

Zachary Brewer, MD is a thoracic surgery (cardiothoracic vascular surgery) physician with a practice address in Modesto, California, and NPI 1467741975, issued on Apr 5, 2011. Check the license (California A121994, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.

Record from CMS NPPES, loaded Aug 27, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1467741975
Name
Zachary Brewer
Credential
MD
Primary taxonomy
Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician 208G00000X
License numbers
A121994 CA
16965 NV
Self-reported in NPPES; status is on the state search
Practice location
1541 Florida Ave Ste 305, Modesto, CA 95350
Phone
(209) 575-5833
Enumerated
Apr 5, 2011
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 1541 Florida Ave Ste 305

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

  1. John Degraft-Johnson, M.D.,Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician1043472871
  2. Mark Jacobs, PAPhysician Assistant1346359866
  3. James Roberts, M.D., R.V.T. FACSSurgery Physician1356346936

Verify Zachary Brewer in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A121994
    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

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

Statewide context: the Medical Board of California reported 374 disciplinary actions in FY 2022-23. California discipline data →

The Medicare quality score for 2023: 96.5 of 100

The Merit-based Incentive Payment System score is reported for this clinician. 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 score80.3
  2. Costout of 100 · 30%
  3. Promoting interoperabilityout of 100 · 25%100.0
  4. Improvement activities40 of 40 points · 15%100.0

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

Industry payments in 2024: $5,471.47

11 payments, mostly food and beverage; the largest payer was AngioDynamics, Inc.. The 3,143 providers of this specialty with any payment received $8,214.59 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Zachary Brewer$5,471.47
  2. Specialty average$8,214.59

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

2 hospital and facility affiliations

  1. First Choice Physician PartnersModesto, CA
  2. Regents OF The Univ OF CASacramento, CA

Source: CMS Doctors and Clinicians affiliations; Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.

Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician providers in California

There are 516 thoracic surgery (cardiothoracic vascular surgery) physician records in California.

Other thoracic surgery (cardiothoracic vascular surgery) physician records in California

  1. Kelechi Abanobi, M.DLos Angeles, CA1720236953
  2. Amir Abolhoda, MDOrange, CA1891875951
  3. Robert Adamson, M.D.San Diego, CA1043292584
  4. Ricardo Aguirre, MDDanville, CA1699739219
  5. Palash Aiyer, MDSan Francisco, CA1649832213
  6. Akbarshakh Akhmerov, MDWest Hollywood, CA1215464276
  7. Talal Al-Atassi, MD, CM, MPH, FRCSCLos Angeles, CA1871985309
  8. Mir Ali, MDSan Bernardino, CA1831301647
  9. Abdulaziz Alkhaldi, MDStanford, CA1366475188
  10. Bradley Allen, M.D.Los Angeles, CA1750309522

Common questions

What is Zachary Brewer, MD's NPI number?

Zachary Brewer, MD's National Provider Identifier (NPI) is 1467741975, issued on Apr 5, 2011. An NPI identifies a provider in billing; it is not a license.

Where is Zachary Brewer, MD located?

The NPPES record lists a practice address at 1541 Florida Ave Ste 305, Modesto, CA, 95350. Phone: (209) 575-5833. Providers update this record themselves, so call before visiting.

How can I verify Zachary Brewer, MD's license?

NPPES lists California license number A121994, 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.

What is Zachary Brewer, MD's Medicare quality score?

The 2023 MIPS final score is 96.5 of 100. The average among 454,083 clinicians with a measured score was 83.5.

Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 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.

Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.