Edwin T. Tseng, M.D.
NPI 1609897271ActiveIndividual· Specialist· Thousand Oaks, CA
Specialist (M.D.) in Thousand Oaks, California, licensed in CA, with an NPI issued in July 2006. 645 Medicare patients in 2024, $186,052 paid; nearly all of their 1,086 Part D prescriptions were generic (97%). Stryker Corporation reported $13.58 in payments in 2025, mostly food and beverage. Lists Los Robles Hospital & Medical Center as a hospital affiliation.
Overview
| NPI | 1609897271 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | Yes |
| NPI issued | Jul 21, 2006 |
| Last updated in NPPES | Jan 22, 2009 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Specialist Primary | 174400000X | A35161 | 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 - Otolaryngology (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 645 |
|---|---|
| Services billed | 2,306 across 25 procedure codes |
| Paid by Medicare | $186,052 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,086 · 1,426 30-day fills |
|---|---|
| Patients | 375 |
| Total drug cost | $25,166 |
| Generic share | 97% of claims |
Education and affiliations
| Graduation year | 1971 |
|---|---|
| Medicare specialty | Otolaryngology |
Hospital affiliation
- Los Robles Hospital & Medical CenterThousand Oaks, CA
Industry payments (Open Payments)
- 2025$13.58 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Stryker Corporation | $13.58 | 1 |
What the 2025 payments were for
- Food and Beverage$13.58 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 54 Specialist providers in Thousand Oaks · All Specialist providers in California