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General Surgery

James M. Millis, MD

Works at hospitals in Chicago, IL · Crown Point, IN · Illinois, Indiana

Summary

James M. Millis, MD (General Surgery) is listed by Medicare at 2 hospitals in Chicago, IL and Crown Point, IN. NPI 1447315270. 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 James M. Millis, 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
41Years since medical school (graduated 1985)
University Of Tennessee, Hsc, College Of MedicineMedical school
MaleGender (as listed)
University of ChicagoGroup practice (+1 more)

Quick answers

Which hospitals does James M. Millis work at?
Medicare's official clinician data lists James M. Millis at 2 hospitals: The University of Chicago Medical Center and UChicago Medicine Northwest Indiana. This is where the clinician works or has privileges; call the hospital to confirm.
Where does James M. Millis see patients?
Medicare's clinician data lists 1 practice location in Chicago, IL. Call before your visit to confirm the address.
What is James M. Millis's specialty?
Medicare lists General Surgery as the primary specialty.
Does James M. Millis accept Medicare assignment?
Yes. Medicare's clinician data says James M. Millis 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 James M. Millis?
(773) 702-1000, as listed in official Medicare / NPI Registry data.
What is James M. Millis's NPI number?
1447315270. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where James M. Millis works

Medicare's Facility Affiliation Data lists James M. Millis 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 James M. Millis is enrolled with Medicare (CMS data updated 2026-10-02).

Group practices

Medicare enrollment lists James M. Millis as a member of these groups (CMS data updated 2026-10-02).

  • University of Chicago1,712 clinicians in the group
  • The University of Chicago Medical Center915 clinicians in the group

Specialties

Find other General Surgery doctors in Illinois →

Other general surgeons in Chicago

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

All general surgeons in Chicago →

Clinician information

CredentialMD
Medical schoolUniversity Of Tennessee, Hsc, College Of Medicine
Graduation year1985
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1447315270
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