Medical emergency?Emergency? Call 911. Nearest emergency roomsNearest ERs

General Surgery

David E. Mahon, MD

Works at hospitals in Evanston, IL · Arlington Heights, IL · Illinois

Summary

David E. Mahon, MD (General Surgery) is listed by Medicare at 2 hospitals in Evanston, IL and Arlington Heights, IL. NPI 1710983325. 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 David E. Mahon, 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

General SurgeryPrimary specialty
YesAccepts Medicare assignment
YesOffers telehealth
39Years since medical school (graduated 1987)
Loyola University Of Chicago, Stritch School Of MedicineMedical school
MaleGender (as listed)
Endeavor Health Medical GroupGroup practice

Quick answers

Which hospitals does David E. Mahon work at?
Medicare's official clinician data lists David E. Mahon at 2 hospitals: Northshore University Healthsystem - Evanston Hospital and Northwest Community Hospital 1. This is where the clinician works or has privileges; call the hospital to confirm.
Where does David E. Mahon see patients?
Medicare's clinician data lists 2 practice locations, including Evanston, IL and Arlington Heights, IL. Call before your visit to confirm the address.
What is David E. Mahon's specialty?
Medicare lists General Surgery as the primary specialty, and also Critical Care (Intensivists).
Does David E. Mahon accept Medicare assignment?
Yes. Medicare's clinician data says David E. Mahon 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.
Does David E. Mahon offer telehealth?
Medicare's clinician data says David E. Mahon offers telehealth services. Ask the office which visits can be done by video or phone.
What is the phone number for David E. Mahon?
(847) 618-1000, as listed in official Medicare / NPI Registry data.
What is David E. Mahon's NPI number?
1710983325. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where David E. Mahon works

Medicare's Facility Affiliation Data lists David E. Mahon 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 David E. Mahon is enrolled with Medicare (CMS data updated 2026-10-02).

Group practices

Medicare enrollment lists David E. Mahon as a member of this group (CMS data updated 2026-10-02).

  • Endeavor Health Medical Group3,350 clinicians in the group

Specialties

Find other General Surgery doctors in Illinois →

Other general surgeons in Evanston

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

All general surgeons in Evanston →

Clinician information

CredentialMD
Medical schoolLoyola University Of Chicago, Stritch School Of Medicine
Graduation year1987
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
TelehealthOffers telehealth services
NPI (National Provider Identifier)1710983325
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