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

Cardiac Surgery

Robert Fleck, MD

Sees patients in Lake Forest, IL · Carol Stream, IL · Illinois

Summary

Robert Fleck, MD (Cardiac Surgery) is enrolled with Medicare at 2 practice locations in Lake Forest, IL and Carol Stream, IL. NPI 1265288997. Source: CMS National Downloadable File, updated 2026-10-02.

From official Medicare data

This page shows what Medicare's official clinician data says about Robert Fleck, 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

Cardiac SurgeryPrimary specialty
May acceptAccepts Medicare assignment
11Years since medical school (graduated 2015)
MaleGender (as listed)

Quick answers

Where does Robert Fleck see patients?
Medicare's clinician data lists 2 practice locations, including Lake Forest, IL and Carol Stream, IL. Call before your visit to confirm the address.
What is Robert Fleck's specialty?
Medicare lists Cardiac Surgery as the primary specialty.
Does Robert Fleck accept Medicare assignment?
Medicare's clinician data says Robert Fleck may accept Medicare assignment (as of 2026-10-02). Ask the office whether they accept it for your visit.
What is Robert Fleck's NPI number?
1265288997. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Practice locations

Addresses where Robert Fleck is enrolled with Medicare (CMS data updated 2026-10-02).

  • 1000 N Westmoreland RdLake Forest, IL 60045
  • 5777 DeptCarol Stream, IL 60122

Specialties

Find other Cardiac Surgery doctors in Illinois →

Other cardiac surgeons in Illinois

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

All cardiac surgeons in Illinois →

Clinician information

CredentialMD
Graduation year2015
Gender (as listed)Male
Medicare assignmentMay accept for some services
NPI (National Provider Identifier)1265288997
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. National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
  2. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  3. Medicare Care Compare — official Medicare tool to look up clinicians