Tha Sok, DO
NPI 1396431656ActiveIndividual· Internal Medicine· Montclair, CA
Internal Medicine (DO) in Montclair, California, licensed in CA, with an NPI issued in April 2023. Part D covered 250 prescriptions written in 2024, 84% of them generic.
Overview
| NPI | 1396431656 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | DO |
| Sole proprietor | Yes |
| NPI issued | Apr 11, 2023 |
| Last updated in NPPES | Jun 29, 2026 |
| Certified by provider | Jun 29, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | 20A25412 | 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 Order and Referring Only - Internal Medicine (NV) |
|---|
Part D prescriptions in 2024
| Prescriptions (claims) | 250 · 481 30-day fills |
|---|---|
| Patients | 66 |
| Total drug cost | $21,263 |
| Generic share | 84% of claims |
Industry payments (Open Payments)
None reported for 2025 or 2024.
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 19 internal medicine physicians in Montclair · All internal medicine physicians in California