Quick answers
- Which hospitals does Jack S. Harweger work at?
- Medicare's official clinician data lists Jack S. Harweger at 2 hospitals: FHN Memorial Hospital and Saint Anthony Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Jack S. Harweger see patients?
- Medicare's clinician data lists 6 practice locations, including Freeport, IL, Rockford, IL and Stockton, IL. Call before your visit to confirm the address.
- What is Jack S. Harweger's specialty?
- Medicare lists Nurse Practitioner as the primary specialty.
- Does Jack S. Harweger accept Medicare assignment?
- Yes. Medicare's clinician data says Jack S. Harweger 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 Jack S. Harweger?
- (815) 599-6000, as listed in official Medicare / NPI Registry data.
- What is Jack S. Harweger's NPI number?
- 1396170205. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Jack S. Harweger works
Medicare's Facility Affiliation Data lists Jack S. Harweger at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- FHN Memorial HospitalFreeport, IL · Acute Care Hospital · CCN 140160
- Saint Anthony Medical CenterRockford, IL · Acute Care Hospital · CCN 140233
Practice locations
Addresses where Jack S. Harweger is enrolled with Medicare (CMS data updated 2026-10-02). The first 5 of 6; the Medicare profile lists all.
- 1036 W Stephenson StFreeport, IL 61032 (815) 599‑6000
- 1045 W Stephenson StFreeport, IL 61032 (815) 599‑6000
- 3001 Highland View DrFreeport, IL 61032 (815) 235‑3165
- 444 Roxbury RdRockford, IL 61107 (815) 398‑3000
- 600 N Rush StStockton, IL 61085 (815) 947‑3211
Group practices
Medicare enrollment lists Jack S. Harweger as a member of these groups (CMS data updated 2026-10-02).
- OSF Multi-Specialty Group2,114 clinicians in the group
- Freeport Regional Health Care Foundation92 clinicians in the group
Specialties
- Nurse Practitionerprimary
Other nurse practitioners in Freeport
Clinicians with the same Medicare primary specialty in Freeport, IL — not a recommendation.
Clinician information
| Medical school | University Of Illinois College Of Med (chi/peor/rock/chm-Urb) |
|---|---|
| Graduation year | 2013 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1396170205 |
| 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