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Internal Medicine

Michael J. Hoffman Jr., MD

Works at hospitals in Chicago, IL · Illinois

Summary

Michael J. Hoffman Jr., MD (Internal Medicine) is listed by Medicare at 1 hospital in Chicago, IL. NPI 1952529919. 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 Michael J. Hoffman Jr., 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
22Years since medical school (graduated 2004)
Rutgers R W Johnson Medical School (cam/new Bruns/pisc)Medical school
MaleGender (as listed)
Cook CountyGroup practice

Quick answers

Which hospitals does Michael J. Hoffman Jr. work at?
Medicare's official clinician data lists Michael J. Hoffman Jr. at 1 hospital: John H Stroger Jr Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
Where does Michael J. Hoffman Jr. see patients?
Medicare's clinician data lists 2 practice locations, including Chicago, IL. Call before your visit to confirm the address.
What is Michael J. Hoffman Jr.'s specialty?
Medicare lists Internal Medicine as the primary specialty, and also Infectious Disease.
Does Michael J. Hoffman Jr. accept Medicare assignment?
Yes. Medicare's clinician data says Michael J. Hoffman Jr. 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 Michael J. Hoffman Jr.?
(312) 633-7292, as listed in official Medicare / NPI Registry data.
What is Michael J. Hoffman Jr.'s NPI number?
1952529919. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Michael J. Hoffman Jr. works

Medicare's Facility Affiliation Data lists Michael J. Hoffman Jr. 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 Michael J. Hoffman Jr. is enrolled with Medicare (CMS data updated 2026-10-02).

Group practices

Medicare enrollment lists Michael J. Hoffman Jr. as a member of this group (CMS data updated 2026-10-02).

  • Cook County788 clinicians in the group

Specialties

Find other Internal Medicine doctors in Illinois →

Other internal medicine doctors in Chicago

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

All internal medicine doctors in Chicago →

Clinician information

CredentialMD
Medical schoolRutgers R W Johnson Medical School (cam/new Bruns/pisc)
Graduation year2004
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1952529919
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