Quick answers
- Which hospitals does Gary J. Schreiber work at?
- Medicare's official clinician data lists Gary J. Schreiber at 3 hospitals: Northshore University Healthsystem - Evanston Hospital, Swedish Hospital and Thorek Memorial Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Gary J. Schreiber see patients?
- Medicare's clinician data lists 6 practice locations, including Park Ridge, IL, Evanston, IL and Chicago, IL. Call before your visit to confirm the address.
- What is Gary J. Schreiber's specialty?
- Medicare lists Radiation Oncology as the primary specialty.
- Does Gary J. Schreiber accept Medicare assignment?
- Yes. Medicare's clinician data says Gary J. Schreiber 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 Gary J. Schreiber?
- (847) 316-6104, as listed in official Medicare / NPI Registry data.
- What is Gary J. Schreiber's NPI number?
- 1306899729. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Gary J. Schreiber works
Medicare's Facility Affiliation Data lists Gary J. Schreiber at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Northshore University Healthsystem - Evanston HospitalEvanston, IL · Acute Care Hospital · CCN 140010
- Swedish HospitalChicago, IL · Acute Care Hospital · CCN 140114
- Thorek Memorial HospitalChicago, IL · Acute Care Hospital · CCN 140115
Practice locations
Addresses where Gary J. Schreiber is enrolled with Medicare (CMS data updated 2026-10-02). The first 5 of 6; the Medicare profile lists all.
- 1400 Renaissance Dr, Suite 400Park Ridge, IL 60068
- 355 Ridge AveEvanston, IL 60202 (847) 316‑6104
- 5145 N California AveChicago, IL 60625 (773) 989‑3803
- 5448 Prairie Stone PkwyHoffman Estates, IL 60192
- 6132 N Monticello AveChicago, IL 60659
Group practices
Medicare enrollment lists Gary J. Schreiber as a member of this group (CMS data updated 2026-10-02).
- Thorek Memorial Hospital50 clinicians in the group
Specialties
- Radiation Oncologyprimary
Other radiation oncologists in Park Ridge
Clinicians with the same Medicare primary specialty in Park Ridge, IL — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | University Of Cincinnati College Of Medicine |
| Graduation year | 1985 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1306899729 |
| 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