William F. Trigoso, MD
NPI 1952368706ActiveIndividual· Internal Medicine, Endocrinology, Diabetes & Metabolism· San Antonio, TX
Internal Medicine, Endocrinology, Diabetes & Metabolism (MD) with Diabetes and Glandular Disease Clinic PA, practicing in San Antonio, Texas. Their prescriptions cost Medicare Part D more than their services did: $4,950,865 for 13,400 claims, against $481,654 paid for services in 2024. Lilly USA, LLC was the largest of 33 companies reporting payments in 2025, $19,525 in all, mostly speaking and faculty fees. Lists Val Verde Regional Medical Center as a hospital affiliation.
Overview
| NPI | 1952368706 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Apr 26, 2006 |
| Last updated in NPPES | Oct 29, 2026 |
| Certified by provider | Oct 29, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Endocrinology, Diabetes & Metabolism Primary | 207RE0101X | K1107 | TX |
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 - Endocrinology (TX) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 967 |
|---|---|
| Services billed | 22,695 across 92 procedure codes |
| Paid by Medicare | $481,654 |
Part D prescriptions in 2024
| Prescriptions (claims) | 13,400 · 33,111 30-day fills |
|---|---|
| Patients | 1,624 |
| Total drug cost | $4,950,865 |
| Generic share | 57% of claims |
Education and affiliations
| Graduation year | 1987 |
|---|---|
| Medicare specialty | Endocrinology |
| Secondary specialties | Internal Medicine |
Medical group
- Diabetes and Glandular Disease Clinic PASan Antonio, TX · 9 clinicians
Hospital affiliation
- Val Verde Regional Medical CenterDel Rio, TX
Industry payments (Open Payments)
- 2025$19,525 · 294 payments from 33 companies
- 2024$23,283 · 289 payments from 28 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Lilly USA, LLC | $12,047 | 36 |
| Medtronic, Inc. | $1,236 | 26 |
| Novo Nordisk Inc | $646.72 | 21 |
| Abbott Laboratories | $619.80 | 18 |
| Amgen Inc. | $597.71 | 22 |
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$11,138 · 10 payments
- Food and Beverage$8,126 · 281 payments
- Travel and Lodging$218.92 · 2 payments
- Education$42.50 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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