Quick answers
- Which hospitals does Birgitt Dau work at?
- Medicare's official clinician data lists Birgitt Dau at 2 hospitals: Advocate Lutheran General Hospital and AMITA Health Resurrection Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Birgitt Dau see patients?
- Medicare's clinician data lists 1 practice location in Niles, IL. Call before your visit to confirm the address.
- What is Birgitt Dau's specialty?
- Medicare lists Infectious Disease as the primary specialty.
- Does Birgitt Dau accept Medicare assignment?
- Medicare's clinician data says Birgitt Dau may accept Medicare assignment (as of 2026-10-02). Ask the office whether they accept it for your visit.
- What is the phone number for Birgitt Dau?
- (847) 663-9400, as listed in official Medicare / NPI Registry data.
- What is Birgitt Dau's NPI number?
- 1225167588. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Birgitt Dau works
Medicare's Facility Affiliation Data lists Birgitt Dau at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Advocate Lutheran General HospitalPark Ridge, IL · Acute Care Hospital · CCN 140223
- AMITA Health Resurrection Medical CenterChicago, IL · Acute Care Hospital · CCN 140117
Practice locations
Addresses where Birgitt Dau is enrolled with Medicare (CMS data updated 2026-10-02).
- 7900 N Milwaukee Ave, Suite 231aNiles, IL 60714 (847) 663‑9400
Group practices
Medicare enrollment lists Birgitt Dau as a member of this group (CMS data updated 2026-10-02).
- Northwest Infectious Disease Consultants, S.C.6 clinicians in the group
Specialties
- Infectious Diseaseprimary
Other infectious disease doctors in Niles
Clinicians with the same Medicare primary specialty in Niles, IL — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 2002 |
| Gender (as listed) | Female |
| Medicare assignment | May accept for some services |
| NPI (National Provider Identifier) | 1225167588 |
| 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