Natalya Miriam Sebastian, MD
NPI 1487117016ActiveIndividual· Family Medicine· Harlingen, TX
Family Medicine (MD) with Texas Health Physicians Group, practicing in Harlingen, Texas. Their prescriptions cost Medicare Part D more than their services did: $280,793 for 3,223 claims, against $65,325 paid for services in 2024. Astrazeneca Pharmaceuticals LP was the largest of 14 companies reporting payments in 2025, $682.71 in all, mostly food and beverage. Lists Medical City Denton and 1 other hospital as hospital affiliations.
Overview
| NPI | 1487117016 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Apr 10, 2019 |
| Last updated in NPPES | Jan 27, 2023 |
| Certified by provider | Jan 27, 2023 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Family Medicine Primary | 207Q00000X | U1375 | 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 - Family Practice (TX) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 163 |
|---|---|
| Services billed | 1,475 across 25 procedure codes |
| Paid by Medicare | $65,325 |
Part D prescriptions in 2024
| Prescriptions (claims) | 3,223 · 6,969 30-day fills |
|---|---|
| Patients | 309 |
| Total drug cost | $280,793 |
| Generic share | 86% of claims |
Education and affiliations
| Graduation year | 2019 |
|---|---|
| Medicare specialty | Family Practice |
| Telehealth | Offers telehealth |
Medical group
- Texas Health Physicians GroupFort Worth, TX · 1,365 clinicians
Hospital affiliations
- Medical City DentonDenton, TX
- Texas Health Presbyterian Hospital DentonDenton, TX
Other facilities
- Dfw Home HealthHome health agency · Denton, TX
Industry payments (Open Payments)
- 2025$682.71 · 39 payments from 14 companies
- 2024$1,071 · 62 payments from 14 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Astrazeneca Pharmaceuticals LP | $178.81 | 13 |
| Lilly USA, LLC | $90.32 | 5 |
| Sanofi Pasteur Inc. | $65.82 | 3 |
| Corcept Therapeutics | $59.05 | 3 |
| Novo Nordisk Inc | $51.64 | 3 |
What the 2025 payments were for
- Food and Beverage$682.71 · 39 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other family medicine physicians in Harlingen
- 1023423308
- 1083638779
- 1114901626
- 1205299039
- 1326427782
- 1376006999
- 1386639672
- 1396019642
- 1467010090
- 1497012926
- 1497319495
- 1578526091
All 104 family medicine physicians in Harlingen · All family medicine physicians in Texas