Alfredo Claudio Gueler, MD
NPI 1679506430ActiveIndividual· Internal Medicine· Bellaire, TX
Internal Medicine (MD) in Bellaire, Texas, trained at University of Texas Medical School at Houston (class of 1978). Their prescriptions cost Medicare Part D more than their services did: $406,592 for 2,790 claims, against $69,987 paid for services in 2024. Amgen Inc. was the largest of 4 companies reporting payments in 2025, $309.12 in all, mostly food and beverage.
Overview
| NPI | 1679506430 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Jul 7, 2006 |
| Last updated in NPPES | Sep 22, 2021 |
| Certified by provider | Sep 22, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | F3154 | TX |
| Emergency Medicine | 207P00000X | F3154 | 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 - Internal Medicine (TX) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 95 |
|---|---|
| Services billed | 1,144 across 58 procedure codes |
| Paid by Medicare | $69,987 |
Part D prescriptions in 2024
| Prescriptions (claims) | 2,790 · 6,252 30-day fills |
|---|---|
| Patients | 150 |
| Total drug cost | $406,592 |
| Generic share | 85% of claims |
Education and affiliations
| Medical school | University of Texas Medical School at Houston |
|---|---|
| Graduation year | 1978 |
| Medicare specialty | Internal Medicine |
| Secondary specialties | Emergency Medicine |
| Telehealth | Offers telehealth |
Industry payments (Open Payments)
- 2025$309.12 · 6 payments from 4 companies
- 2024$379.59 · 10 payments from 4 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Amgen Inc. | $147.71 | 3 |
| Lilly USA, LLC | $118.79 | 1 |
| Pfizer Inc. | $25.88 | 1 |
| Azurity Pharmaceuticals, Inc. | $16.74 | 1 |
What the 2025 payments were for
- Food and Beverage$309.12 · 6 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 39 internal medicine physicians in Bellaire · All internal medicine physicians in Texas