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Internal Medicine

Maggie E. Chacko, MD

Works at hospitals in Naperville, IL · Elmhurst, IL · Chicago, IL · Illinois

Summary

Maggie E. Chacko, MD (Internal Medicine) is listed by Medicare at 3 hospitals in Naperville, IL, Elmhurst, IL and Chicago, IL. NPI 1417993734. 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 Maggie E. Chacko, 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

Internal MedicinePrimary specialty
YesAccepts Medicare assignment
YesOffers telehealth
31Years since medical school (graduated 1995)
University Of Illinois College Of Med (chi/peor/rock/chm-Urb)Medical school
FemaleGender (as listed)
Endeavor Health Medical GroupGroup practice

Quick answers

Which hospitals does Maggie E. Chacko work at?
Medicare's official clinician data lists Maggie E. Chacko at 3 hospitals: Edward Hospital, Elmhurst Memorial Hospital and Swedish Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
Where does Maggie E. Chacko see patients?
Medicare's clinician data lists 3 practice locations, including Evanston, IL, Elmhurst, IL and Hinsdale, IL. Call before your visit to confirm the address.
What is Maggie E. Chacko's specialty?
Medicare lists Internal Medicine as the primary specialty.
Does Maggie E. Chacko accept Medicare assignment?
Yes. Medicare's clinician data says Maggie E. Chacko 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 Maggie E. Chacko offer telehealth?
Medicare's clinician data says Maggie E. Chacko offers telehealth services. Ask the office which visits can be done by video or phone.
What is the phone number for Maggie E. Chacko?
(331) 221-9001, as listed in official Medicare / NPI Registry data.
What is Maggie E. Chacko's NPI number?
1417993734. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Maggie E. Chacko works

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

Group practices

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

  • Endeavor Health Medical Group3,350 clinicians in the group

Specialties

Find other Internal Medicine doctors in Illinois →

Other internal medicine doctors in Evanston

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

All internal medicine doctors in Evanston →

Clinician information

CredentialMD
Medical schoolUniversity Of Illinois College Of Med (chi/peor/rock/chm-Urb)
Graduation year1995
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
TelehealthOffers telehealth services
NPI (National Provider Identifier)1417993734
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