Amanda Blanche Siegel, MD
NPI 1780075069ActiveIndividual· Internal Medicine, Gastroenterology· Maywood, IL
Internal Medicine, Gastroenterology (MD) in Maywood, Illinois, trained at Northwestern University Feinberg Medical School (class of 2015). Their prescriptions cost Medicare Part D more than their services did: $272,396 for 553 claims, against $39,828 paid for services in 2024. Janssen Scientific Affairs, LLC reported $34.21 in payments in 2025, mostly food and beverage.
Overview
| NPI | 1780075069 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | Yes |
| NPI issued | Feb 9, 2015 |
| Last updated in NPPES | Nov 4, 2021 |
| Certified by provider | Nov 4, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Gastroenterology Primary | 207RG0100X | 036145053 | IL |
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 - Gastroenterology (IL) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 214 |
|---|---|
| Services billed | 328 across 26 procedure codes |
| Paid by Medicare | $39,828 |
Part D prescriptions in 2024
| Prescriptions (claims) | 553 · 922 30-day fills |
|---|---|
| Patients | 343 |
| Total drug cost | $272,396 |
| Generic share | 75% of claims |
Education and affiliations
| Medical school | Northwestern University Feinberg Medical School |
|---|---|
| Graduation year | 2015 |
| Medicare specialty | Gastroenterology |
| Secondary specialties | Internal Medicine |
Hospital affiliations
- Loyola Gottlieb Memorial HospitalMelrose Park, IL
- Loyola University Medical CenterMaywood, IL
Industry payments (Open Payments)
- 2025$34.21 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Janssen Scientific Affairs, LLC | $34.21 | 1 |
What the 2025 payments were for
- Food and Beverage$34.21 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 42 gastroenterologists in Maywood · All gastroenterologists in Illinois