David John Weist, M.D.
NPI 1588670731ActiveIndividual· Specialist· Corpus Christi, TX
Specialist (M.D.) in Corpus Christi, Texas, trained at Tulane University School of Medicine (class of 1990). 163 Medicare patients in 2024, $21,676 paid; nearly all of their 450 Part D prescriptions were generic (92%). Gilead Sciences, Inc. reported $37.78 in payments in 2025, mostly food and beverage.
Overview
| NPI | 1588670731 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Jul 31, 2006 |
| Last updated in NPPES | Jan 26, 2015 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Specialist Primary | 174400000X | A051285 | CA |
| Emergency Medicine | 207P00000X | A51285 | CA |
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 - Emergency Medicine (TX) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 163 |
|---|---|
| Services billed | 270 across 19 procedure codes |
| Paid by Medicare | $21,676 |
Part D prescriptions in 2024
| Prescriptions (claims) | 450 · 464 30-day fills |
|---|---|
| Patients | 242 |
| Total drug cost | $7,713 |
| Generic share | 92% of claims |
Education and affiliations
| Medical school | Tulane University School of Medicine |
|---|---|
| Graduation year | 1990 |
| Medicare specialty | Emergency Medicine |
Medical groups
- Oak Creek Emergency Medicine Associates PAMcAllen, TX · 67 clinicians
- Canyon Springs Emergency Medicine Associates PAAlamo, TX · 58 clinicians
- Municipal Emergency Medicine Associates, PAEdinburg, TX · 49 clinicians
- Shavano Emergency Medicine Associates, PAEdinburg, TX · 46 clinicians
Hospital affiliation
- South Texas Health SystemEdinburg, TX
Industry payments (Open Payments)
- 2025$37.78 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Gilead Sciences, Inc. | $37.78 | 1 |
What the 2025 payments were for
- Food and Beverage$37.78 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 54 Specialist providers in Corpus Christi · All Specialist providers in Texas