Daryl Quintin Buckelew, M.D.
NPI 1588600662ActiveIndividual· Internal Medicine, Gastroenterology· Shreveport, LA
Internal Medicine, Gastroenterology (M.D.) in Shreveport, Louisiana, trained at University of Texas Medical School at San Antonio (class of 1993). Their prescriptions cost Medicare Part D more than their services did: $236,670 for 1,840 claims, against $110,093 paid for services in 2024. Madrigal Pharmaceuticals reported $138.59 in payments in 2025, mostly food and beverage.
Overview
| NPI | 1588600662 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Jun 20, 2006 |
| Last updated in NPPES | Jul 2, 2024 |
| Certified by provider | Jul 2, 2024 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Gastroenterology Primary | 207RG0100X | 340576 | LA |
| Internal Medicine, Gastroenterology | 207RG0100X | K6994 | TX |
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 (LA); Practitioner - Gastroenterology (TX) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 574 |
|---|---|
| Services billed | 1,139 across 40 procedure codes |
| Paid by Medicare | $110,093 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,840 · 3,092 30-day fills |
|---|---|
| Patients | 378 |
| Total drug cost | $236,670 |
| Generic share | 94% of claims |
Education and affiliations
| Medical school | University of Texas Medical School at San Antonio |
|---|---|
| Graduation year | 1993 |
| Medicare specialty | Gastroenterology |
Medical groups
- Gastrointestinal Specialists AmcShreveport, LA · 33 clinicians
- Gi Specialists Hospitalists at WkmcShreveport, LA · 11 clinicians
Hospital affiliation
- Willis Knighton Medical CenterShreveport, LA
Industry payments (Open Payments)
- 2025$138.59 · 1 payment from 1 company
- 2024$248.47 · 11 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Madrigal Pharmaceuticals | $138.59 | 1 |
What the 2025 payments were for
- Food and Beverage$138.59 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 48 gastroenterologists in Shreveport · All gastroenterologists in Louisiana