Natalie Amante Oliver, PA-C
NPI 1164194692ActiveIndividual· Physician Assistant· Houston, TX
Physician Assistant (PA-C) in Houston, Texas, trained at University of Texas Medical Branch at Galveston (class of 2021). Their prescriptions cost Medicare Part D more than their services did: $259,881 for 719 claims, against $62,280 paid for services in 2024. Salix Pharmaceuticals, A Division of Bausch Health US, LLC was the largest of 10 companies reporting payments in 2025, $5,335 in all, mostly food and beverage.
Overview
| NPI | 1164194692 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | PA-C |
| Sole proprietor | No |
| NPI issued | Oct 3, 2021 |
| Last updated in NPPES | Jun 2, 2025 |
| Certified by provider | Jun 2, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Physician Assistant Primary | 363A00000X | PA14970 | 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 - Physician Assistant (TX) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 210 |
|---|---|
| Services billed | 718 across 11 procedure codes |
| Paid by Medicare | $62,280 |
Part D prescriptions in 2024
| Prescriptions (claims) | 719 · 1,051 30-day fills |
|---|---|
| Patients | 161 |
| Total drug cost | $259,881 |
| Generic share | 82% of claims |
Education and affiliations
| Medical school | University of Texas Medical Branch at Galveston |
|---|---|
| Graduation year | 2021 |
| Medicare specialty | Physician Assistant |
| Telehealth | Offers telehealth |
Medical group
- Liver Specialists of Texas PLLCHouston, TX · 5 clinicians
Hospital affiliations
- Houston Methodist Baytown HospitalBaytown, TX
- Houston Methodist HospitalHouston, TX
- Houston Methodist Sugarland HospitalSugar Land, TX
- Houston Methodist the Woodlands HospitalThe Woodlands, TX
- Houston Methodist West HospitalHouston, TX
Industry payments (Open Payments)
- 2025$5,335 · 103 payments from 10 companies
- 2024$2,267 · 87 payments from 13 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Salix Pharmaceuticals, A Division of Bausch Health US, LLC | $3,612 | 36 |
| Madrigal Pharmaceuticals | $679.67 | 26 |
| Gilead Sciences, Inc. | $444.87 | 13 |
| Orphalan Inc | $166.58 | 6 |
| Ipsen Biopharmaceuticals, Inc | $151.44 | 7 |
What the 2025 payments were for
- Food and Beverage$2,352 · 98 payments
- Consulting Fee$2,250 · 1 payment
- Travel and Lodging$732.27 · 4 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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