Vivien T. Thach, FNP-C, AGNP-C
NPI 1427416841ActiveIndividual· Nurse Practitioner· Anaheim, CA
Nurse Practitioner (FNP-C, AGNP-C) with Southern California Permanente Medical Group, practicing in Anaheim, California. Part D covered 286 prescriptions written in 2024, 68% of them generic. Glaxosmithkline, LLC. reported $61.81 in payments in 2025, mostly food and beverage.
Overview
| NPI | 1427416841 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | FNP-C, AGNP-C |
| Sole proprietor | No |
| NPI issued | Jan 29, 2016 |
| Last updated in NPPES | Jan 29, 2026 |
| Certified by provider | Jan 29, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner Primary | 363L00000X | 95003756 | CA |
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 (CA) |
|---|
Part D prescriptions in 2024
| Prescriptions (claims) | 286 · 316 30-day fills |
|---|---|
| Patients | 211 |
| Total drug cost | $6,050 |
| Generic share | 68% of claims |
Education and affiliations
| Graduation year | 2015 |
|---|---|
| Medicare specialty | Nurse Practitioner |
Medical group
- Southern California Permanente Medical GroupRedlands, CA · 11,293 clinicians
Industry payments (Open Payments)
- 2025$61.81 · 2 payments from 1 company
- 2024$31.90 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Glaxosmithkline, LLC. | $61.81 | 2 |
What the 2025 payments were for
- Food and Beverage$61.81 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 104 nurse practitioners in Anaheim · All nurse practitioners in California