Quick answers
- Which hospitals does Sihan Ji work at?
- Medicare's official clinician data lists Sihan Ji at 1 hospital: Advocate Illinois Masonic Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Sihan Ji see patients?
- Medicare's clinician data lists 2 practice locations, including Cedar Rapids, IA. Call before your visit to confirm the address.
- What is Sihan Ji's specialty?
- Medicare lists Cardiovascular Disease (Cardiology) as the primary specialty, and also Internal Medicine.
- Does Sihan Ji accept Medicare assignment?
- Yes. Medicare's clinician data says Sihan Ji 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 Sihan Ji?
- (319) 832-2328, as listed in official Medicare / NPI Registry data.
- What is Sihan Ji's NPI number?
- 1114412798. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Sihan Ji works
Medicare's Facility Affiliation Data lists Sihan Ji at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Advocate Illinois Masonic Medical CenterChicago, IL · Acute Care Hospital · CCN 140182
Practice locations
Addresses where Sihan Ji is enrolled with Medicare (CMS data updated 2026-10-02).
- 701 10th St SECedar Rapids, IA 52403
- 701 10th St SE J Edward Lundy, Mercy Pediatric ClinicCedar Rapids, IA 52403 (319) 832‑2328
Group practices
Medicare enrollment lists Sihan Ji as a member of this group (CMS data updated 2026-10-02).
- Mercy Medical Center305 clinicians in the group
Specialties
Find other Cardiovascular Disease (Cardiology) doctors in Iowa →
Other cardiologists in Cedar Rapids
Clinicians with the same Medicare primary specialty in Cedar Rapids, IA — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 2016 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1114412798 |
| 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