Quick answers
- Which hospitals does Andrea Ziegler work at?
- Medicare's official clinician data lists Andrea Ziegler at 3 hospitals: Loyola Gottlieb Memorial Hospital, Loyola University Medical Center and Midwestern Region Medical Center, Inc. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Andrea Ziegler see patients?
- Medicare's clinician data lists 2 practice locations, including Maywood, IL and Zion, IL. Call before your visit to confirm the address.
- What is Andrea Ziegler's specialty?
- Medicare lists Otolaryngology as the primary specialty.
- Does Andrea Ziegler accept Medicare assignment?
- Yes. Medicare's clinician data says Andrea Ziegler 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 Andrea Ziegler?
- (708) 216-9000, as listed in official Medicare / NPI Registry data.
- What is Andrea Ziegler's NPI number?
- 1821482274. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Andrea Ziegler works
Medicare's Facility Affiliation Data lists Andrea Ziegler 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
- Midwestern Region Medical Center, IncZion, IL · Acute Care Hospital · CCN 140100
Practice locations
Addresses where Andrea Ziegler is enrolled with Medicare (CMS data updated 2026-10-02).
- 2160 S 1st AveMaywood, IL 60153 (708) 216‑9000
- 2520 Elisha AveZion, IL 60099 (847) 872‑4561
Group practices
Medicare enrollment lists Andrea Ziegler as a member of these groups (CMS data updated 2026-10-02).
- Loyola University Medical Center953 clinicians in the group
- City of Hope Medical Group of Illinois PLLC129 clinicians in the group
Specialties
- Otolaryngologyprimary
Other ENT doctors in Maywood
Clinicians with the same Medicare primary specialty in Maywood, IL — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 2015 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1821482274 |
| 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