NPPES file of Aug 9, 2026

Brenda L. Brak, MD

Family Medicine Physician · Barrington, IL

Brenda L. Brak, MD is a family medicine physician with a practice address in Barrington, Illinois, and NPI 1215925193, issued on Oct 13, 2005. Check the license (Illinois 036081125, as entered in NPPES) on the Illinois Department of Financial and Professional Regulation; the Medicare figures below come from public CMS files.

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

NPPES recordNPPES file of Aug 9, 2026
1215925193
Name
Brenda L. Brak
Credential
MD
Primary taxonomy
Family Medicine Physician 207Q00000X
License number
036081125 IL
Self-reported in NPPES; status is on the state search
Practice location
400 Fox Glen CT, Barrington, IL 60010
Phone
(847) 382-9150
Enumerated
Oct 13, 2005
Record last updated
Dec 15, 2021 (not updated in 5 years: call before relying on the address or phone)
Fax
(847) 382-9155
Medicaid ID
036081125 IL
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 400 Fox Glen CT

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

  1. Bailey Swanson, PA-CPhysician Assistant1063923134
  2. Ashley Vanzant, DOFamily Medicine Physician1831765411

Verify Brenda L. Brak in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersIllinois Department of Financial and Professional Regulation
    Search for license 036081125
    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 Illinois license search

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77% more Medicare Part D claims than the average family medicine physician in 2024

6,258 Medicare Part D claims for 672 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 8% of claims. 57 claims were for opioids.

  1. Brenda Brak6,258
  2. Specialty average3,544

Most prescribed

  1. Atorvastatin Calcium569 claims
  2. Losartan Potassium333 claims
  3. Metoprolol Succinate320 claims
  4. Levothyroxine Sodium252 claims
  5. Amlodipine Besylate231 claims
  6. Lisinopril229 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.

Industry payments in 2024: $275.69

3 payments; by number, the most common kind was food and beverage; the largest payer was Stryker Corporation. 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.

  1. Brenda Brak$275.69
  2. Specialty average$902.55

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

12 family medicine physician records list a practice address in Barrington

They are 12 of the 756 NPPES records with a practice address in Barrington, and 6,215 family medicine physician records in Illinois.

Other family medicine physician records in Illinois

  1. Jon Aagaard, MDWheaton, IL1750496923
  2. Napoleon Abando, MDWoodstock, IL1003972753
  3. Nikka Abaricia, MDChicago, IL1790366342
  4. Mohemmed AbbasChicago, IL1609612522
  5. Muhammad AbbasAlton, IL1588341556
  6. Syed AbbasWest Dundee, IL1972733103
  7. Stefanie AbbottMaywood, IL1861137457
  8. Roann Abdeladl, MDEvanston, IL1437087103
  9. Ahmed Abdelkader, MDChicago, IL1659104230
  10. Guy Abderholden, MDAntioch, IL1902899792

Common questions

What is Brenda L. Brak, MD's NPI number?

Brenda L. Brak, MD's National Provider Identifier (NPI) is 1215925193, issued on Oct 13, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Brenda L. Brak, MD located?

The NPPES record lists a practice address at 400 Fox Glen CT, Barrington, IL, 60010. Phone: (847) 382-9150. Providers update this record themselves, so call before visiting.

How can I verify Brenda L. Brak, MD's license?

NPPES lists Illinois license number 036081125, as entered by the provider. Search the Illinois Department of Financial and Professional Regulation at https://idfpr.illinois.gov/checklicense.html. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Brenda L. Brak, MD prescribe under Medicare Part D?

In 2024, Brenda L. Brak, MD had 6,258 Medicare Part D claims for 672 beneficiaries; the average among family medicine physician prescribers was 3,544. 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.