NPPES file of Aug 9, 2026

Mahreen Alina Bux, DO, MBA, MPH

Family Medicine Physician · St Charles, IL

Mahreen Alina Bux, DO, MBA, MPH is a family medicine physician with a practice address in St Charles, Illinois, and NPI 1588244859, issued on Apr 12, 2021. Check the license (Illinois 036-171792, 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
1588244859
Name
Mahreen Alina Bux
Credential
DO, MBA, MPH
Primary taxonomy
Family Medicine Physician 207Q00000X
License number
036-171792 IL
Self-reported in NPPES; status is on the state search
Practice location
3310 W Main St Ste 100, St Charles, IL 60175
Phone
(630) 377-2800
Enumerated
Apr 12, 2021
Record last updated
Sep 6, 2024
Fax
(630) 377-6774
Medicare enrollment
Enrolled (PECOS I20240918001635); accepts Medicare assignment
Medical or professional school
Kansas City University Of Med & Biosciences, College Of Osteo Med, 2021
Telehealth
Offers telehealth (CMS)
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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8 nearest family medicine physician records → All 6,215 in Illinois → Look up another NPI →

Also registered at 3310 W Main St Ste 100

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

  1. Tejasi Adavadkar-Gholap, M.D.Pediatrics Physician1992940274
  2. Darryl Link, M.D.Pediatrics Physician1144272824
  3. Michael Rivera, MDFamily Medicine Physician1447304282

Verify Mahreen Alina Bux 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 036-171792    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

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

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88% fewer Medicare Part D claims than the average family medicine physician in 2024

415 Medicare Part D claims for 157 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.

  1. Mahreen Bux415
  2. Specialty average3,544

Most prescribed

  1. Fluticasone Propionate37 claims
  2. Azithromycin21 claims
  3. Losartan Potassium19 claims
  4. Prednisone17 claims
  5. Nitrofurantoin Mono-Macro14 claims
  6. Amoxicillin-Clavulanate Potass13 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: $136.91

2 payments; by number, the most common kind was food and beverage; the largest payer was Novo Nordisk 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.

  1. Mahreen Bux$136.91
  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.

Bills Medicare through one group practice

  1. Dupage Medical Group LtdSchaumburg, IL

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

Mahreen Alina Bux among 6,215 family medicine physician records in Illinois

Mahreen Alina Bux, DO, MBA, MPH is one of 6,215 family medicine physician records with a practice address in Illinois. 78% 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 84% of them.

  • NPI issued2021 · 84% of these records are older, 13% newer
  • In a Medicare fileYes · 78% of these records are
  • In the CMS Doctors and Clinicians fileYes · 60% of these records are
  • Graduated2021 · median 2006 among the 3,714 with a school on file
  • Record last updated2024 · 54% 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 Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

20 family medicine physician records list a practice address in St Charles

They are 20 of the 1,113 NPPES records with a practice address in St Charles, and 6,215 family medicine physician records in Illinois.

All 6,215 in Illinois → Every provider in St Charles → Family Medicine Physician nationwide →

The 8 family medicine physician records with the nearest ZIP codes

  1. Michael Rivera, MDSt Charles, IL 601751447304282
  2. Autumn Bernicky, DOSt Charles, IL 601741225664220
  3. Carlos Bolmey, MDSchiller Park, IL 601761790731610
  4. Ashley Caravelli, D.O.St Charles, IL 601741508126509
  5. Lalithasree Chintam, MDSt Charles, IL 601741740786680
  6. Melissa Fish, M.D.St Charles, IL 601741760776371
  7. Julie Gorski, MDSt Charles, IL 601741861752123
  8. Ariana Heiger, DOSt Charles, IL 601741821662073

Common questions

What is Mahreen Alina Bux, DO, MBA, MPH's NPI number?

Mahreen Alina Bux, DO, MBA, MPH's National Provider Identifier (NPI) is 1588244859, issued on Apr 12, 2021. An NPI identifies a provider in billing; it is not a license.

Where is Mahreen Alina Bux, DO, MBA, MPH located?

The NPPES record lists a practice address at 3310 W Main St Ste 100, St Charles, IL, 60175. Phone: (630) 377-2800. Providers update this record themselves, so call before visiting.

How can I verify Mahreen Alina Bux, DO, MBA, MPH's license?

NPPES lists Illinois license number 036-171792, 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 Mahreen Alina Bux, DO, MBA, MPH prescribe under Medicare Part D?

In 2024, Mahreen Alina Bux, DO, MBA, MPH had 415 Medicare Part D claims for 157 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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.