Quick answers
- Which hospitals does Thomas Michalsen work at?
- Medicare's official clinician data lists Thomas Michalsen at 5 hospitals: Elmhurst Memorial Hospital, Northwestern Medicine Kishwaukee Hospital, Rochelle Community Hospital, Saint Anthony Medical Center and UW Health. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Thomas Michalsen see patients?
- Medicare's clinician data lists 3 practice locations, including Rockford, IL, Glenview, IL and Kirkland, IL. Call before your visit to confirm the address.
- What is Thomas Michalsen's specialty?
- Medicare lists General Practice as the primary specialty.
- Does Thomas Michalsen accept Medicare assignment?
- Yes. Medicare's clinician data says Thomas Michalsen 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 Thomas Michalsen?
- (815) 229-2500, as listed in official Medicare / NPI Registry data.
- What is Thomas Michalsen's NPI number?
- 1114947876. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Thomas Michalsen works
Medicare's Facility Affiliation Data lists Thomas Michalsen at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Elmhurst Memorial HospitalElmhurst, IL · Acute Care Hospital · CCN 140200
- Northwestern Medicine Kishwaukee HospitalDekalb, IL · Acute Care Hospital · CCN 140286
- Rochelle Community HospitalRochelle, IL · Critical Access Hospital · CCN 141312
- Saint Anthony Medical CenterRockford, IL · Acute Care Hospital · CCN 140233
- UW HealthRockford, IL · Acute Care Hospital · CCN 140228
Practice locations
Addresses where Thomas Michalsen is enrolled with Medicare (CMS data updated 2026-10-02).
- 1848 Daimler RdRockford, IL 61112 (815) 229‑2500
- 2600 Compass RdGlenview, IL 60026
- 406 S 5th StKirkland, IL 60146 (815) 522‑3301
Group practices
Medicare enrollment lists Thomas Michalsen as a member of this group (CMS data updated 2026-10-02).
- Select Rehabilitation, LLC2,046 clinicians in the group
Specialties
- General Practiceprimary
Other general practitioners in Illinois
Clinicians with the same Medicare primary specialty in Illinois — not a recommendation.
Clinician information
| Credential | DO |
|---|---|
| Medical school | Midwestern University, Chicago College Of Osteopathic Med |
| Graduation year | 1983 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1114947876 |
| Corrections | Report 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
- Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated 2026-10-02, retrieved 2026-10-29
- National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
- NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
- Medicare Care Compare — official Medicare tool to look up clinicians