Thomas Wallach, MD
NPI 1801162870ActiveIndividual· Pediatrics, Pediatric Gastroenterology· New York, NY
Pediatrics, Pediatric Gastroenterology (MD) in New York, New York, licensed in NY, with an NPI issued in March 2012. Enrolled in Medicare as practitioner - pediatric medicine. Genzyme Corporation was the largest of 3 companies reporting payments in 2025, $116,783 in all, mostly speaking and faculty fees.
Overview
| NPI | 1801162870 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Mar 23, 2012 |
| Last updated in NPPES | Mar 27, 2023 |
| Certified by provider | Mar 27, 2023 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Pediatrics, Pediatric Gastroenterology Primary | 2080P0206X | 272557 | NY |
| Pediatrics | 208000000X | 272557 | NY |
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 (NY) |
|---|
Industry payments (Open Payments)
- 2025$116,783 · 52 payments from 3 companies
- 2024$42,151 · 37 payments from 5 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Genzyme Corporation | $81,178 | 33 |
| Regeneron Healthcare Solutions, Inc. | $35,455 | 18 |
| Ipsen Biopharmaceuticals, Inc | $150.00 | 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$101,101 · 15 payments
- Travel and Lodging$14,112 · 21 payments
- Food and Beverage$1,570 · 16 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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