Quick answers
- Which hospitals does Raj Chinnappan work at?
- Medicare's official clinician data lists Raj Chinnappan at 4 hospitals: Franciscan Health Olympia & Chicago Heights, Heartland Regional Medical Center, Ingalls Memorial Hospital and The University of Chicago Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Raj Chinnappan see patients?
- Medicare's clinician data lists 4 practice locations, including Chicago Heights, IL, Tinley Park, IL and Olympia Fields, IL. Call before your visit to confirm the address.
- What is Raj Chinnappan's specialty?
- Medicare lists Diagnostic Radiology as the primary specialty.
- Does Raj Chinnappan accept Medicare assignment?
- Yes. Medicare's clinician data says Raj Chinnappan 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 Raj Chinnappan?
- (317) 528-4800, as listed in official Medicare / NPI Registry data.
- What is Raj Chinnappan's NPI number?
- 1023332814. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Raj Chinnappan works
Medicare's Facility Affiliation Data lists Raj Chinnappan at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Franciscan Health Olympia & Chicago HeightsOlympia Fields, IL · Acute Care Hospital · CCN 140172
- Heartland Regional Medical CenterMarion, IL · Acute Care Hospital · CCN 140184
- Ingalls Memorial HospitalHarvey, IL · Acute Care Hospital · CCN 140191
- The University of Chicago Medical CenterChicago, IL · Acute Care Hospital · CCN 140088
Practice locations
Addresses where Raj Chinnappan is enrolled with Medicare (CMS data updated 2026-10-02).
- 1400 Otto BlvdChicago Heights, IL 60411 (317) 528‑4800
- 16650 Harlem Ave, Suite 1Tinley Park, IL 60477 (708) 444‑1512
- 20201 Crawford AveOlympia Fields, IL 60461 (309) 671‑8282
- 600 S 13th StPekin, IL 61554 (309) 671‑8282
Group practices
Medicare enrollment lists Raj Chinnappan as a member of these groups (CMS data updated 2026-10-02).
- Specialists in Medical Imaging SC234 clinicians in the group
- Specialty Physicians of Illinois LLC102 clinicians in the group
Specialties
- Diagnostic Radiologyprimary
Other radiologists in Illinois
Clinicians with the same Medicare primary specialty in Illinois — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Baylor College Of Medicine |
| Graduation year | 2008 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1023332814 |
| 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