Quick answers
- Which hospitals does Stephanie Tanwangco work at?
- Medicare's official clinician data lists Stephanie Tanwangco at 1 hospital: HSHS St Elizabeth's Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Stephanie Tanwangco see patients?
- Medicare's clinician data lists 2 practice locations, including Belleville, IL and Granite City, IL. Call before your visit to confirm the address.
- What is Stephanie Tanwangco's specialty?
- Medicare lists Nurse Practitioner as the primary specialty.
- Does Stephanie Tanwangco accept Medicare assignment?
- Medicare's clinician data says Stephanie Tanwangco may accept Medicare assignment (as of 2026-10-02). Ask the office whether they accept it for your visit.
- What is the phone number for Stephanie Tanwangco?
- (618) 397-0900, as listed in official Medicare / NPI Registry data.
- What is Stephanie Tanwangco's NPI number?
- 1548985203. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Stephanie Tanwangco works
Medicare's Facility Affiliation Data lists Stephanie Tanwangco at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- HSHS St Elizabeth's HospitalO Fallon, IL · Acute Care Hospital · CCN 140187
Practice locations
Addresses where Stephanie Tanwangco is enrolled with Medicare (CMS data updated 2026-10-02).
- 12 N 64th StBelleville, IL 62223 (618) 397‑0900
- 50 Northgate Industrial DrGranite City, IL 62040 (618) 877‑4420
Group practices
Medicare enrollment lists Stephanie Tanwangco as a member of this group (CMS data updated 2026-10-02).
- Chestnut Health Systems Inc31 clinicians in the group
Specialties
- Nurse Practitionerprimary
Other nurse practitioners in Belleville
Clinicians with the same Medicare primary specialty in Belleville, IL — not a recommendation.
Clinician information
| Graduation year | 2022 |
|---|---|
| Gender (as listed) | Female |
| Medicare assignment | May accept for some services |
| NPI (National Provider Identifier) | 1548985203 |
| 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