Gonzalo Pandolfi, MD
NPI 1821010760ActiveIndividual· Internal Medicine, Gastroenterology· Naperville, IL
Internal Medicine, Gastroenterology (MD) with Suburban Gastroenterology Ltd, practicing in Naperville, Illinois. In 2024 Medicare paid $171,520 for 607 patients, and Part D covered 546 of their prescriptions, 70% of them generic. Madrigal Pharmaceuticals was the largest of 3 companies reporting payments in 2025, $215.79 in all, mostly food and beverage. Lists Edward Hospital and 1 other hospital as hospital affiliations.
Overview
| NPI | 1821010760 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Jul 23, 2006 |
| Last updated in NPPES | Oct 22, 2026 |
| Certified by provider | Oct 22, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Gastroenterology Primary | 207RG0100X | 036105332 | 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 | 607 |
|---|---|
| Services billed | 1,332 across 76 procedure codes |
| Paid by Medicare | $171,520 |
Part D prescriptions in 2024
| Prescriptions (claims) | 546 · 812 30-day fills |
|---|---|
| Patients | 394 |
| Total drug cost | $45,493 |
| Generic share | 70% of claims |
Education and affiliations
| Graduation year | 1995 |
|---|---|
| Medicare specialty | Gastroenterology |
Medical group
- Suburban Gastroenterology LtdNaperville, IL · 22 clinicians
Hospital affiliations
- Edward HospitalNaperville, IL
- Elmhurst Memorial HospitalElmhurst, IL
Industry payments (Open Payments)
- 2025$215.79 · 3 payments from 3 companies
- 2024$332.47 · 4 payments from 4 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Madrigal Pharmaceuticals | $140.54 | 1 |
| Cook Medical LLC | $56.38 | 1 |
| Boston Scientific Corporation | $18.87 | 1 |
What the 2025 payments were for
- Food and Beverage$215.79 · 3 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 24 gastroenterologists in Naperville · All gastroenterologists in Illinois