Isabella Rossi Riordan, MD
NPI 1245644525ActiveIndividual· Anesthesiology· O Fallon, MO
Anesthesiology (MD) in O Fallon, Missouri, trained at Loyola University of Chicago, Stritch School of Medicine (class of 2014). Medicare paid $2,780 for services to 37 patients in 2024. Mindray Ds USA, Inc. reported $112.19 in payments in 2025, mostly food and beverage.
Overview
| NPI | 1245644525 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Jun 16, 2014 |
| Last updated in NPPES | Apr 17, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Anesthesiology Primary | 207L00000X | 2016042732 | MO |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Nov 10, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 11, 2026 | No match | — |
| New York OMIG · Nov 11, 2026 | No match | — |
| Ohio Medicaid · Nov 11, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 11, 2026 | No match | — |
| Washington HCA · Nov 11, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Anesthesiology (MO) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 37 |
|---|---|
| Services billed | 55 across 14 procedure codes |
| Paid by Medicare | $2,780 |
Education and affiliations
| Medical school | Loyola University of Chicago, Stritch School of Medicine |
|---|---|
| Graduation year | 2014 |
| Medicare specialty | Anesthesiology |
Medical group
- Washington UniversitySaint Louis, MO · 3,029 clinicians
Hospital affiliation
- Progress West HospitalOfallon, MO
Industry payments (Open Payments)
- 2025$112.19 · 1 payment from 1 company
- 2024$139.38 · 7 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Mindray Ds USA, Inc. | $112.19 | 1 |
What the 2025 payments were for
- Food and Beverage$112.19 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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