Quick answers
- Which hospitals does Edward Koo work at?
- Medicare's official clinician data lists Edward Koo at 1 hospital: OSF Saint Elizabeth MDL Ctr. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Edward Koo see patients?
- Medicare's clinician data lists 1 practice location in Ottawa, IL. Call before your visit to confirm the address.
- What is Edward Koo's specialty?
- Medicare lists Emergency Medicine as the primary specialty.
- Does Edward Koo accept Medicare assignment?
- Yes. Medicare's clinician data says Edward Koo 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 Edward Koo?
- (815) 431-9208, as listed in official Medicare / NPI Registry data.
- What is Edward Koo's NPI number?
- 1326028507. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Edward Koo works
Medicare's Facility Affiliation Data lists Edward Koo at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- OSF Saint Elizabeth MDL CtrPeru, IL · Acute Care Hospital · CCN 140110
Practice locations
Addresses where Edward Koo is enrolled with Medicare (CMS data updated 2026-10-02).
- 1640 1st AveOttawa, IL 61350 (815) 431‑9208
Group practices
Medicare enrollment lists Edward Koo as a member of this group (CMS data updated 2026-10-02).
- Ottawa Regional Hospital and Healthcare Center47 clinicians in the group
Specialties
- Emergency Medicineprimary
Other emergency medicine doctors in Ottawa
Clinicians with the same Medicare primary specialty in Ottawa, IL — not a recommendation.
Clinician information
| Credential | DO |
|---|---|
| Medical school | Midwestern University, Chicago College Of Osteopathic Med |
| Graduation year | 2002 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1326028507 |
| 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