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

Pulmonary Disease

Brett Collander, MD

Works at hospitals in Downers Grove, IL · Naperville, IL · Elmhurst, IL … · Illinois

Summary

Brett Collander, MD (Pulmonary Disease) is listed by Medicare at 5 hospitals in Downers Grove, IL, Naperville, IL and Elmhurst, IL and other places. NPI 1497088322. 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 Brett Collander, 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

Pulmonary DiseasePrimary specialty
YesAccepts Medicare assignment
YesOffers telehealth
17Years since medical school (graduated 2009)
Georgetown University School Of MedicineMedical school
MaleGender (as listed)
Dupage Medical Group LtdGroup practice

Quick answers

Which hospitals does Brett Collander work at?
Medicare's official clinician data lists Brett Collander at 5 hospitals: Advocate Good Samaritan Hospital, Edward Hospital, Elmhurst Memorial Hospital, Northwestern Medicine Central Dupage Hospital and Saint Joseph Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
Where does Brett Collander see patients?
Medicare's clinician data lists 9 practice locations, including Schaumburg, IL, Tinley Park, IL and Joliet, IL. Call before your visit to confirm the address.
What is Brett Collander's specialty?
Medicare lists Pulmonary Disease as the primary specialty.
Does Brett Collander accept Medicare assignment?
Yes. Medicare's clinician data says Brett Collander 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 Brett Collander offer telehealth?
Medicare's clinician data says Brett Collander offers telehealth services. Ask the office which visits can be done by video or phone.
What is the phone number for Brett Collander?
(630) 469-9200, as listed in official Medicare / NPI Registry data.
What is Brett Collander's NPI number?
1497088322. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Brett Collander works

Medicare's Facility Affiliation Data lists Brett Collander 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 Brett Collander is enrolled with Medicare (CMS data updated 2026-10-02). The first 5 of 9; the Medicare profile lists all.

Group practices

Medicare enrollment lists Brett Collander as a member of this group (CMS data updated 2026-10-02).

  • Dupage Medical Group Ltd1,322 clinicians in the group

Specialties

Find other Pulmonary Disease doctors in Illinois →

Other pulmonologists in Illinois

Clinicians with the same Medicare primary specialty in Illinois — not a recommendation.

All pulmonologists in Illinois →

Clinician information

CredentialMD
Medical schoolGeorgetown University School Of Medicine
Graduation year2009
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
TelehealthOffers telehealth services
NPI (National Provider Identifier)1497088322
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