Quick answers
- Which hospitals does Alfred Greco work at?
- Medicare's official clinician data lists Alfred Greco at 5 hospitals: Alton Memorial Hospital, Barnes Jewish Hospital, Christian Hospital Northeast, Memorial Hospital and Missouri Baptist Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Alfred Greco see patients?
- Medicare's clinician data lists 2 practice locations, including Belleville, IL and Alton, IL. Call before your visit to confirm the address.
- What is Alfred Greco's specialty?
- Medicare lists Medical Oncology as the primary specialty, and also Internal Medicine.
- Does Alfred Greco accept Medicare assignment?
- Yes. Medicare's clinician data says Alfred Greco 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 Alfred Greco?
- (618) 433-7979, as listed in official Medicare / NPI Registry data.
- What is Alfred Greco's NPI number?
- 1073501607. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Alfred Greco works
Medicare's Facility Affiliation Data lists Alfred Greco 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
- Barnes Jewish HospitalSaint Louis, MO · Acute Care Hospital · CCN 260032
- Christian Hospital NortheastSaint Louis, MO · Acute Care Hospital · CCN 260180
- Memorial HospitalBelleville, IL · Acute Care Hospital · CCN 140185
- Missouri Baptist Medical CenterSaint Louis, MO · Acute Care Hospital · CCN 260108
Practice locations
Addresses where Alfred Greco is enrolled with Medicare (CMS data updated 2026-10-02).
- 4500 Memorial DrBelleville, IL 62226
- 6 Memorial Dr, Bldg CAlton, IL 62002 (618) 433‑7979
Group practices
Medicare enrollment lists Alfred Greco as a member of this group (CMS data updated 2026-10-02).
- Washington University Physicians in Illinois Inc175 clinicians in the group
Specialties
- Medical Oncologyprimary
- Internal Medicinealso
Other oncologists in Illinois
Clinicians with the same Medicare primary specialty in Illinois — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 1976 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1073501607 |
| 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