Anneliese O. Gonzalez, M.D.
NPI 1245234889ActiveIndividual· Internal Medicine, Medical Oncology· Houston, TX
Internal Medicine, Medical Oncology (M.D.) with Ut Physicians, practicing in Houston, Texas. Their prescriptions cost Medicare Part D more than their services did: $1,496,972 for 955 claims, against $17,446 paid for services in 2024. Gilead Sciences, Inc. was the largest of 5 companies reporting payments in 2025, $182.39 in all, mostly food and beverage. Lists Memorial Hermann - Texas Medical Center and 3 other hospitals as hospital affiliations.
Overview
| NPI | 1245234889 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Jun 10, 2005 |
| Last updated in NPPES | Jun 24, 2026 |
| Certified by provider | Jun 24, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Medical Oncology Primary | 207RX0202X | L9212 | 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 - Hematology/Oncology (TX) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 109 |
|---|---|
| Services billed | 236 across 13 procedure codes |
| Paid by Medicare | $17,446 |
Part D prescriptions in 2024
| Prescriptions (claims) | 955 · 1,754 30-day fills |
|---|---|
| Patients | 189 |
| Total drug cost | $1,496,972 |
| Generic share | 84% of claims |
Education and affiliations
| Graduation year | 1996 |
|---|---|
| Medicare specialty | Hematology/Oncology |
| Secondary specialties | Internal Medicine |
| Telehealth | Offers telehealth |
Medical group
- Ut PhysiciansHouston, TX · 1,765 clinicians
Hospital affiliations
- Memorial Hermann - Texas Medical CenterHouston, TX
- Memorial Hermann Hospital SystemHouston, TX
- Memorial Hermann Memorial City HospitalHouston, TX
- Memorial Hermann Northeast HospitalHumble, TX
Industry payments (Open Payments)
- 2025$182.39 · 9 payments from 5 companies
- 2024$75.60 · 3 payments from 3 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Gilead Sciences, Inc. | $81.38 | 4 |
| Lilly USA, LLC | $32.44 | 1 |
| Novartis Pharmaceuticals Corporation | $30.69 | 2 |
| Janssen Biotech, Inc. | $19.28 | 1 |
| Eisai Inc. | $18.60 | 1 |
What the 2025 payments were for
- Food and Beverage$182.39 · 9 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 233 medical oncologists in Houston · All medical oncologists in Texas