NPPES file of Aug 9, 2026

Alexander Kazos, M.D.

Emergency Medicine Physician · Belleville, IL

Alexander Kazos, M.D. is an emergency medicine physician with a practice address in Belleville, Illinois, and NPI 1801957063, issued on Dec 12, 2006. Check the license (Illinois 39020000X, 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
1801957063
Name
Alexander Kazos
Credential
M.D.
Primary taxonomy
Emergency Medicine Physician 207P00000X
License numbers
39020000X IL
257069 NY
Self-reported in NPPES; status is on the state search
Practice location
180 S 3RD St, Belleville, IL 62220
Phone
(618) 233-5480
Enumerated
Dec 12, 2006
Record last updated
May 22, 2024
Medicare enrollment
Enrolled (PECOS I20100813000480); accepts Medicare assignment
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 emergency medicine physician records → All 3,291 in Illinois → Look up another NPI →

Also registered at 180 S 3RD St

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

  1. Nabella Abedin, M.D.Student in an Organized Health Care Education/Training Program1093976136
  2. Shadab Bhutto, M.D.Internal Medicine Physician1396753018
  3. Sabha Cheema, MDFamily Medicine Physician1407110539
  4. Christopher Herndon, PHARMD, BCPSPharmacotherapy Pharmacist1609973023
  5. Armida Hidalgo, M.D.Family Medicine Physician1376863779
  6. Imran KhanFamily Medicine Physician1356722151

Verify Alexander Kazos 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 39020000X    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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6% fewer Medicare Part D claims than the average emergency medicine physician in 2024

213 Medicare Part D claims for 162 beneficiaries, against an average of 226 among the 54,106 providers of this specialty who prescribed in Part D. Brand-name drugs were 10% of claims. 15 claims were for opioids.

  1. Alexander Kazos213
  2. Specialty average226

Most prescribed

  1. Prednisone21 claims
  2. Nitrofurantoin Mono-Macro19 claims
  3. Amoxicillin-Clavulanate Potass18 claims
  4. Cephalexin14 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.

3 hospitals and group practices

  1. Canton-Potsdam HospitalPotsdam, NY · Acute Care Hospitals2 of 5 stars
  2. Chenango Memorial Hospital IncNorwich, NY
  3. Interfaith Emergency Medicine PCBrooklyn, NY

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through); hospitals matched to CMS Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.

Alexander Kazos among 3,291 emergency medicine physician records in Illinois

Alexander Kazos, M.D. is one of 3,291 emergency medicine physician records with a practice address in Illinois. 80% 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, 68% newer
  • In a Medicare fileYes · 80% of these records are
  • In the CMS Doctors and Clinicians fileYes · 57% of these records are
  • Graduated2004 · median 2012 among the 1,867 with a school on file
  • Record last updated2024 · 47% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207P00000X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

17 emergency medicine physician records list a practice address in Belleville

They are 17 of the 1,404 NPPES records with a practice address in Belleville, and 3,291 emergency medicine physician records in Illinois.

All 3,291 in Illinois → Every provider in Belleville → Emergency Medicine Physician nationwide →

The 8 emergency medicine physician records with the nearest ZIP codes

  1. Carmon Glover, DOBelleville, IL 622201497701510
  2. Kristy Holland, MDBelleville, IL 622201255363420
  3. Rachelle Leach, MDBelleville, IL 622201922023936
  4. James Thomas, DOBelleville, IL 622201316915218
  5. Judith Wuller, MDBelleville, IL 622201114942174
  6. Thomas Byrne, M.D.Belleville, IL 622261629164611
  7. Lundy Colvert, M.D.Belleville, IL 622261225179476
  8. Djiby Diop, M.D.Belleville, IL 622261164562906

Common questions

What is Alexander Kazos, M.D.'s NPI number?

Alexander Kazos, M.D.'s National Provider Identifier (NPI) is 1801957063, issued on Dec 12, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Alexander Kazos, M.D. located?

The NPPES record lists a practice address at 180 S 3RD St, Belleville, IL, 62220. Phone: (618) 233-5480. Providers update this record themselves, so call before visiting.

How can I verify Alexander Kazos, M.D.'s license?

NPPES lists Illinois license number 39020000X, 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 Alexander Kazos, M.D. prescribe under Medicare Part D?

In 2024, Alexander Kazos, M.D. had 213 Medicare Part D claims for 162 beneficiaries; the average among emergency medicine physician prescribers was 226. 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.