Diana Sebastian, MS, APRN, FNP-C
NPI 1316402555ActiveIndividual· Nurse Practitioner, Family· Lewisville, TX
Nurse Practitioner, Family (MS, APRN, FNP-C) with Healthtexas Provider Network, practicing in Lewisville, Texas. Their prescriptions cost Medicare Part D more than their services did: $149,930 for 1,080 claims, against $2,723 paid for services in 2024. Novo Nordisk Inc was the largest of 18 companies reporting payments in 2025, $1,169 in all, mostly food and beverage.
Overview
| NPI | 1316402555 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MS, APRN, FNP-C |
| Sole proprietor | Yes |
| NPI issued | Feb 1, 2019 |
| Last updated in NPPES | Mar 12, 2020 |
| Certified by provider | Mar 12, 2020 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner, Family Primary | 363LF0000X | AP140396 | 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 - Nurse Practitioner (TX) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 24 |
|---|---|
| Services billed | 66 across 7 procedure codes |
| Paid by Medicare | $2,723 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,080 · 2,318 30-day fills |
|---|---|
| Patients | 145 |
| Total drug cost | $149,930 |
| Generic share | 78% of claims |
Education and affiliations
| Graduation year | 2018 |
|---|---|
| Medicare specialty | Nurse Practitioner |
| Telehealth | Offers telehealth |
Medical group
- Healthtexas Provider NetworkWaxahachie, TX · 2,697 clinicians
Industry payments (Open Payments)
- 2025$1,169 · 53 payments from 18 companies
- 2024$214.23 · 12 payments from 10 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Novo Nordisk Inc | $218.53 | 11 |
| Tandem Diabetes Care, Inc. | $193.63 | 7 |
| Radius Health, Inc. | $143.39 | 3 |
| Dexcom, Inc. | $112.53 | 5 |
| Corcept Therapeutics | $106.76 | 5 |
What the 2025 payments were for
- Food and Beverage$1,169 · 53 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 67 family nurse practitioners in Lewisville · All family nurse practitioners in Texas