Ahmad Osama Rez, MD
Ahmad Osama Rez, MD is an Internal Medicine in Alton, Illinois. Qualified in 2003, 23 years ago. Practices with Galen Inpatient Physicians PC, a 1,031-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in Illinois and Missouri.
- Years since qualifying
- 23
- Licensed in
- IL, MO
- In the registry since
- 2007
- Specialties on file
- 4
What do these letters mean?
- MD — Doctor of Medicine
- A physician who completed allopathic medical school.
Practice location Address checks out
1 Saint Anthonys WayAlton, IL 62002-4568
Phone: (314) 317-0600
Fax: (314) 317-0606
Show map & directions
Directions in Google Maps · Apple Maps · OpenStreetMap
Pin is approximate — placed at the ZIP-code centre, not the exact door.
Additional practice locations (1)
- 4500 Memorial Dr, Belleville, IL 62226-5360 — (618) 257-6220
Specialties & licences
| Hospitalist Physician (primary) | Taxonomy 208M00000X · Licence 036.131216 (IL) |
|---|---|
| Hospitalist Physician | Taxonomy 208M00000X · Licence 2010014085 (MO) |
| Hospitalist Physician | Taxonomy 208M00000X · Licence 036131216 (IL) |
| Internal Medicine Physician | Taxonomy 207R00000X · Licence 036.131216 (IL) |
Record details
| NPI number | 1356537179 |
|---|---|
| Entity type | Individual (Type 1) |
| Gender | Male |
| Credentials | MD |
| Sole proprietor | No |
| NPI enumerated | September 16, 2007 |
| Last updated in NPPES | September 19, 2025 |
| Certification date | September 19, 2025 |
Medicare enrollment
| Medicare specialty | INTERNAL MEDICINE |
|---|---|
| Also practises | HOSPITALIST |
| Medical school | OTHER |
| Graduated | 2003 (23 years in practice) |
| Group practice | Galen Inpatient Physicians Pc — 1031 clinicians |
| Accepts Medicare assignment | Yes — accepts the Medicare-approved amount |
| Practice locations | 5 on file with Medicare |
Other providers in Alton
-
Dr. Olufunmilola Ajala, MD
1 Memorial Dr, Alton, IL 62002-6722 · (618) 463-7240
-
Dr. Sewuese Akuse, MD
1 Memorial Dr, Alton, IL 62002-6722 · (618) 463-7240
-
Fairview Heights Medical Group SC
1 Memorial Dr Ste 2-101, Alton, IL 62002-6722 · (618) 462-7240
-
Dr. Nazanin Kheirkhahan, MD
1 Memorial Dr, Alton, IL 62002-6722 · (618) 463-7240
-
Dr. John Albert Richards Jr., MD
1 Memorial Dr, Alton, IL 62002-6755 · (618) 463-7240
-
Winnie Shaba, MD
1 Memorial Dr, Alton, IL 62002-6722 · (618) 463-7240