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

Hospitalist

Ashley E. Trotter, MD

Works at hospitals in Evanston, IL · Chicago, IL · Illinois

Summary

Ashley E. Trotter, MD (Hospitalist) is listed by Medicare at 2 hospitals in Evanston, IL and Chicago, IL. NPI 1841617057. 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 Ashley E. Trotter, 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

HospitalistPrimary specialty
YesAccepts Medicare assignment
12Years since medical school (graduated 2014)
Clvlnd Clinic Lerner College Of Med Of Case Wstn Rsv UniversityMedical school
FemaleGender (as listed)
Endeavor Health Medical GroupGroup practice

Quick answers

Which hospitals does Ashley E. Trotter work at?
Medicare's official clinician data lists Ashley E. Trotter at 2 hospitals: Northshore University Healthsystem - Evanston Hospital and Swedish Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
Where does Ashley E. Trotter see patients?
Medicare's clinician data lists 4 practice locations, including Evanston, IL, Glenview, IL and Skokie, IL. Call before your visit to confirm the address.
What is Ashley E. Trotter's specialty?
Medicare lists Hospitalist as the primary specialty, and also Internal Medicine.
Does Ashley E. Trotter accept Medicare assignment?
Yes. Medicare's clinician data says Ashley E. Trotter 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 Ashley E. Trotter?
(847) 869-1300, as listed in official Medicare / NPI Registry data.
What is Ashley E. Trotter's NPI number?
1841617057. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Ashley E. Trotter works

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

Group practices

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

  • Endeavor Health Medical Group3,350 clinicians in the group

Specialties

Find other Hospitalist doctors in Illinois →

Other hospitalists in Evanston

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

All hospitalists in Evanston →

Clinician information

CredentialMD
Medical schoolClvlnd Clinic Lerner College Of Med Of Case Wstn Rsv University
Graduation year2014
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1841617057
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