Veronica Mae Loy, DO
NPI 1972780013ActiveIndividual· Internal Medicine, Hepatology· Chicago, IL
Internal Medicine, Hepatology (DO) with Rush University Medical Group, practicing in Chicago, Illinois. Their prescriptions cost Medicare Part D more than their services did: $361,346 for 637 claims, against $20,586 paid for services in 2024. Gilead Sciences, Inc. was the largest of 3 companies reporting payments in 2025, $29,261 in all, mostly speaking and faculty fees. Lists Copley Memorial Hospital and 3 other hospitals as hospital affiliations.
Overview
| NPI | 1972780013 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | DO |
| Sole proprietor | No |
| NPI issued | Jan 30, 2008 |
| Last updated in NPPES | Oct 10, 2025 |
| Certified by provider | Oct 10, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Hepatology Primary | 207RI0008X | 036119924 | IL |
| Internal Medicine, Gastroenterology | 207RG0100X | 036119924 | IL |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 10, 2026 | No match | — |
| New York OMIG · Nov 10, 2026 | No match | — |
| Ohio Medicaid · Nov 10, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 10, 2026 | No match | — |
| Washington HCA · Nov 10, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Gastroenterology (IL); Practitioner - Gastroenterology (WI) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 160 |
|---|---|
| Services billed | 298 across 26 procedure codes |
| Paid by Medicare | $20,586 |
Part D prescriptions in 2024
| Prescriptions (claims) | 637 · 1,313 30-day fills |
|---|---|
| Patients | 125 |
| Total drug cost | $361,346 |
| Generic share | 87% of claims |
Education and affiliations
| Graduation year | 2005 |
|---|---|
| Medicare specialty | Gastroenterology |
Medical group
- Rush University Medical GroupChicago, IL · 1,551 clinicians
Hospital affiliations
- Copley Memorial HospitalAurora, IL
- Loyola University Medical CenterMaywood, IL
- Rush Oak Park HospitalOak Park, IL
- Rush University Medical CenterChicago, IL
Industry payments (Open Payments)
- 2025$29,261 · 22 payments from 3 companies
- 2024$24,758 · 26 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Gilead Sciences, Inc. | $28,901 | 19 |
| Ipsen Biopharmaceuticals, Inc | $335.38 | 2 |
| Celltrion USA Inc. | $24.99 | 1 |
What the 2025 payments were for
- Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program$25,760 · 7 payments
- Travel and Lodging$2,502 · 6 payments
- Food and Beverage$999.39 · 9 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other Internal Medicine, Hepatology providers in Chicago
- 1821074790
- 1750300711
- 1497014294
- 1548585193
- 1225014103
- 1043520380
- 1134141039
- 1407821689
- 1518306455
- 1518028349
- 1073534681
- 1740496512