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Emergency Medicine

Alexander J. Kahnweiler, DO

Works at hospitals in Evanston, IL · Illinois

Summary

Alexander J. Kahnweiler, DO (Emergency Medicine) is listed by Medicare at 1 hospital in Evanston, IL. NPI 1437619657. Medicare data says the clinician accepts Medicare assignment. Source: CMS Facility Affiliation Data, updated 2026-10-02.

From official Medicare data

This page shows what Medicare's official clinician data says about Alexander J. Kahnweiler, joined by NPI number (data updated 2026-10-02). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

At a glance

Emergency MedicinePrimary specialty
YesAccepts Medicare assignment
7Years since medical school (graduated 2019)
Chicago College Of OsteopathyMedical school
MaleGender (as listed)
Endeavor Health Medical GroupGroup practice

Quick answers

Which hospitals does Alexander J. Kahnweiler work at?
Medicare's official clinician data lists Alexander J. Kahnweiler at 1 hospital: Northshore University Healthsystem - Evanston Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
Where does Alexander J. Kahnweiler see patients?
Medicare's clinician data lists 1 practice location in Evanston, IL. Call before your visit to confirm the address.
What is Alexander J. Kahnweiler's specialty?
Medicare lists Emergency Medicine as the primary specialty.
Does Alexander J. Kahnweiler accept Medicare assignment?
Yes. Medicare's clinician data says Alexander J. Kahnweiler accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of 2026-10-02. Ask the office to confirm before your visit.
What is the phone number for Alexander J. Kahnweiler?
(847) 503-4222, as listed in official Medicare / NPI Registry data.
What is Alexander J. Kahnweiler's NPI number?
1437619657. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Alexander J. Kahnweiler works

Medicare's Facility Affiliation Data lists Alexander J. Kahnweiler at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.

Practice locations

Addresses where Alexander J. Kahnweiler is enrolled with Medicare (CMS data updated 2026-10-02).

Group practices

Medicare enrollment lists Alexander J. Kahnweiler as a member of this group (CMS data updated 2026-10-02).

  • Endeavor Health Medical Group3,350 clinicians in the group

Specialties

Find other Emergency Medicine doctors in Illinois →

Other emergency medicine doctors in Evanston

Clinicians with the same Medicare primary specialty in Evanston, IL — not a recommendation.

All emergency medicine doctors in Evanston →

Clinician information

CredentialDO
Medical schoolChicago College Of Osteopathy
Graduation year2019
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1437619657
CorrectionsReport an error or suggest an update →

Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.

Sources

  1. Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated 2026-10-02, retrieved 2026-10-29
  2. National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
  3. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  4. Medicare Care Compare — official Medicare tool to look up clinicians