Quick answers
- Which hospitals does Supriya Singh work at?
- Medicare's official clinician data lists Supriya Singh at 5 hospitals: Alton Memorial Hospital, Anderson Hospital, Fort Sanders Regional Medical Center, HSHS St Elizabeth's Hospital and Memorial Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Supriya Singh see patients?
- Medicare's clinician data lists 5 practice locations, including O Fallon, IL, Shiloh, IL and Saint Louis, MO. Call before your visit to confirm the address.
- What is Supriya Singh's specialty?
- Medicare lists Internal Medicine as the primary specialty, and also Hospitalist.
- Does Supriya Singh accept Medicare assignment?
- Yes. Medicare's clinician data says Supriya Singh 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 Supriya Singh?
- (618) 234-2120, as listed in official Medicare / NPI Registry data.
- What is Supriya Singh's NPI number?
- 1245593201. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Supriya Singh works
Medicare's Facility Affiliation Data lists Supriya Singh at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Alton Memorial HospitalAlton, IL · Acute Care Hospital · CCN 140002
- Anderson HospitalMaryville, IL · Acute Care Hospital · CCN 140289
- Fort Sanders Regional Medical CenterKnoxville, TN · Acute Care Hospital · CCN 440125
- HSHS St Elizabeth's HospitalO Fallon, IL · Acute Care Hospital · CCN 140187
- Memorial HospitalBelleville, IL · Acute Care Hospital · CCN 140185
Practice locations
Addresses where Supriya Singh is enrolled with Medicare (CMS data updated 2026-10-02).
- 1 Saint Elizabeth BlvdO Fallon, IL 62269 (618) 234‑2120
- 2351 Frank Scott Pkwy EShiloh, IL 62269 (217) 620‑3319
- 3015 N Ballas RdSaint Louis, MO 63131 (314) 996‑5772
- 400 N Caldwell StStaunton, IL 62088 (618) 635‑2200
- 4500 Memorial DrBelleville, IL 62226 (618) 257‑6220
Group practices
Medicare enrollment lists Supriya Singh as a member of these groups (CMS data updated 2026-10-02).
- Physician Groups LC521 clinicians in the group
- Fairview Heights Medical Group SC444 clinicians in the group
- Cep America-Illinois Hospitalists, LLP196 clinicians in the group
- Midwest Inpatient Anderson Health Inc46 clinicians in the group
- Cep America - Illinois SNF LLP8 clinicians in the group
Specialties
- Internal Medicineprimary
- Hospitalistalso
Other internal medicine doctors in O Fallon
Clinicians with the same Medicare primary specialty in O Fallon, IL — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 2009 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1245593201 |
| 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