Warren G. Butt, M.D.
NPI 1427129436ActiveIndividual· Specialist· Newark, DE
Specialist (M.D.) in Newark, Delaware, trained at Clvlnd Clinic Lerner College of Med of Case Wstn Rsv University (class of 1984). Their prescriptions cost Medicare Part D more than their services did: $525,605 for 991 claims, against $227,619 paid for services in 2024. Abbvie Inc. was the largest of 3 companies reporting payments in 2025, $110.84 in all, mostly food and beverage.
Overview
| NPI | 1427129436 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Nov 13, 2006 |
| Last updated in NPPES | Jul 8, 2007 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Specialist Primary | 174400000X | C1-0003750 | DE |
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 (DE) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 656 |
|---|---|
| Services billed | 7,578 across 48 procedure codes |
| Paid by Medicare | $227,619 |
Part D prescriptions in 2024
| Prescriptions (claims) | 991 · 2,573 30-day fills |
|---|---|
| Patients | 312 |
| Total drug cost | $525,605 |
| Generic share | 87% of claims |
Education and affiliations
| Medical school | Clvlnd Clinic Lerner College of Med of Case Wstn Rsv University |
|---|---|
| Graduation year | 1984 |
| Medicare specialty | Gastroenterology |
Medical groups
- Christiana Care Health Services IncNewark, DE · 1,483 clinicians
- Delaware Center for Digestive Care LLCNewark, DE · 66 clinicians
Hospital affiliation
- Christiana HospitalNewark, DE
Industry payments (Open Payments)
- 2025$110.84 · 6 payments from 3 companies
- 2024$508.46 · 22 payments from 5 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abbvie Inc. | $80.96 | 4 |
| Micro-Tech Endoscopy USA, Inc. | $15.40 | 1 |
| Madrigal Pharmaceuticals | $14.48 | 1 |
What the 2025 payments were for
- Food and Beverage$110.84 · 6 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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