Quick answers
- Which hospitals does Jeffrey A. Leef work at?
- Medicare's official clinician data lists Jeffrey A. Leef at 3 hospitals: Loyola Gottlieb Memorial Hospital, Loyola University Medical Center and MacNeal Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Jeffrey A. Leef see patients?
- Medicare's clinician data lists 1 practice location in Maywood, IL. Call before your visit to confirm the address.
- What is Jeffrey A. Leef's specialty?
- Medicare lists Interventional Radiology as the primary specialty, and also Diagnostic Radiology.
- Does Jeffrey A. Leef accept Medicare assignment?
- Yes. Medicare's clinician data says Jeffrey A. Leef 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 Jeffrey A. Leef?
- (708) 216-8372, as listed in official Medicare / NPI Registry data.
- What is Jeffrey A. Leef's NPI number?
- 1174674147. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Jeffrey A. Leef works
Medicare's Facility Affiliation Data lists Jeffrey A. Leef at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Loyola Gottlieb Memorial HospitalMelrose Park, IL · Acute Care Hospital · CCN 140008
- Loyola University Medical CenterMaywood, IL · Acute Care Hospital · CCN 140276
- MacNeal HospitalBerwyn, IL · Acute Care Hospital · CCN 140054
Practice locations
Addresses where Jeffrey A. Leef is enrolled with Medicare (CMS data updated 2026-10-02).
- 2160 S 1st AveMaywood, IL 60153 (708) 216‑8372
Group practices
Medicare enrollment lists Jeffrey A. Leef as a member of this group (CMS data updated 2026-10-02).
- Loyola University Medical Center953 clinicians in the group
Specialties
- Interventional Radiologyprimary
- Diagnostic Radiologyalso
Other interventional radiologists in Illinois
Clinicians with the same Medicare primary specialty in Illinois — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | University Of Illinois College Of Med (chi/peor/rock/chm-Urb) |
| Graduation year | 1986 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1174674147 |
| 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