Quick answers
- Which hospitals does Julia J. Choo work at?
- Medicare's official clinician data lists Julia J. Choo at 1 hospital: OSF Little Company of Mary Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Julia J. Choo see patients?
- Medicare's clinician data lists 3 practice locations, including Monmouth, IL, Evergreen, IL and Peoria, IL. Call before your visit to confirm the address.
- What is Julia J. Choo's specialty?
- Medicare lists Radiation Oncology as the primary specialty.
- Does Julia J. Choo accept Medicare assignment?
- Yes. Medicare's clinician data says Julia J. Choo 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 Julia J. Choo?
- (309) 734-3141, as listed in official Medicare / NPI Registry data.
- What is Julia J. Choo's NPI number?
- 1114094042. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Julia J. Choo works
Medicare's Facility Affiliation Data lists Julia J. Choo at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- OSF Little Company of Mary Medical CenterEvergreen Park, IL · Acute Care Hospital · CCN 140179
Practice locations
Addresses where Julia J. Choo is enrolled with Medicare (CMS data updated 2026-10-02).
- 1000 W Harlem AveMonmouth, IL 61462 (309) 734‑3141
- 2800 W 95th StEvergreen, IL 60805 (708) 499‑2070
- 8600 State Route 91, Suite 130Peoria, IL 61615 (309) 683‑5050
Group practices
Medicare enrollment lists Julia J. Choo as a member of these groups (CMS data updated 2026-10-02).
- OSF Multi-Specialty Group2,114 clinicians in the group
- OSF Healthcare System95 clinicians in the group
Specialties
- Radiation Oncologyprimary
Other radiation oncologists in Illinois
Clinicians with the same Medicare primary specialty in Illinois — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 2000 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1114094042 |
| 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