Mari E. Welch, APN
NPI 1538433479ActiveIndividual· Nurse Practitioner, Pediatrics· Wilmington, DE
Nurse Practitioner, Pediatrics (APN) in Wilmington, Delaware, licensed in DE, with an NPI issued in February 2012. Enrolled in Medicare as practitioner - nurse practitioner. Sun Pharmaceutical Industries Inc. reported $17.44 in payments in 2025, mostly food and beverage.
Overview
| NPI | 1538433479 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | APN |
| Sole proprietor | No |
| NPI issued | Feb 23, 2012 |
| Last updated in NPPES | Sep 29, 2025 |
| Certified by provider | Sep 29, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner, Pediatrics Primary | 363LP0200X | LJ0000273 | DE |
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 - Nurse Practitioner (DE) |
|---|
Industry payments (Open Payments)
- 2025$17.44 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Sun Pharmaceutical Industries Inc. | $17.44 | 1 |
What the 2025 payments were for
- Food and Beverage$17.44 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 59 pediatric nurse practitioners in Wilmington · All pediatric nurse practitioners in Delaware