Quick answers
- Which hospitals does David E. Williams work at?
- Medicare's official clinician data lists David E. Williams at 2 hospitals: South Shore Hospital and St Bernard Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does David E. Williams see patients?
- Medicare's clinician data lists 2 practice locations, including Chicago, IL. Call before your visit to confirm the address.
- What is David E. Williams's specialty?
- Medicare lists Emergency Medicine as the primary specialty.
- Does David E. Williams accept Medicare assignment?
- Yes. Medicare's clinician data says David E. Williams 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 David E. Williams?
- (773) 962-3900, as listed in official Medicare / NPI Registry data.
- What is David E. Williams's NPI number?
- 1356325328. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where David E. Williams works
Medicare's Facility Affiliation Data lists David E. Williams at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- South Shore HospitalChicago, IL · Acute Care Hospital · CCN 140181
- St Bernard HospitalChicago, IL · Acute Care Hospital · CCN 140103
Practice locations
Addresses where David E. Williams is enrolled with Medicare (CMS data updated 2026-10-02).
- 326 W 64th StChicago, IL 60621 (773) 962‑3900
- 8012 S Crandon AveChicago, IL 60617 (773) 356‑5000
Group practices
Medicare enrollment lists David E. Williams as a member of these groups (CMS data updated 2026-10-02).
- Foundation for Emergency Services13 clinicians in the group
- Heartland Emergency Physicians PLLC10 clinicians in the group
Specialties
- Emergency Medicineprimary
Other emergency medicine doctors in Chicago
Clinicians with the same Medicare primary specialty in Chicago, IL — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Harvard Medical School |
| Graduation year | 1991 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1356325328 |
| 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