Joseph Chapman
NPI 1164985164ActiveIndividual· Pediatrics, Pediatric Gastroenterology· Chicago, IL
Pediatrics, Pediatric Gastroenterology in Chicago, Illinois, trained at State University of New York Downstate Medical Center (class of 2019). Enrolled in Medicare as practitioner - pediatric medicine. Genzyme Corporation reported $34.48 in payments in 2025, mostly food and beverage.
Overview
| NPI | 1164985164 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Sole proprietor | Yes |
| NPI issued | Apr 8, 2019 |
| Last updated in NPPES | Apr 30, 2026 |
| Certified by provider | Apr 30, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Pediatrics, Pediatric Gastroenterology Primary | 2080P0206X | 036176298 | IL |
| Pediatrics | 208000000X | 036176298 | 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 - Pediatric Medicine (IL) |
|---|
Education and affiliations
| Medical school | State University of New York Downstate Medical Center |
|---|---|
| Graduation year | 2019 |
| Medicare specialty | Pediatric Medicine |
| Secondary specialties | Gastroenterology |
Industry payments (Open Payments)
- 2025$34.48 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Genzyme Corporation | $34.48 | 1 |
What the 2025 payments were for
- Food and Beverage$34.48 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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