William Weiting Tarng, MD
NPI 1376545723ActiveIndividual· Internal Medicine· Carson, CA
Internal Medicine (MD) in Carson, California, licensed in CA, with an NPI issued in August 2005. In 2024 Medicare paid $243,994 for 191 patients, and Part D covered 1,723 of their prescriptions, 86% of them generic. Abiomed was the largest of 5 companies reporting payments in 2025, $347.37 in all, mostly food and beverage.
Overview
| NPI | 1376545723 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Aug 15, 2005 |
| Last updated in NPPES | Sep 21, 2016 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | A89784 | 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 - Internal Medicine (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 191 |
|---|---|
| Services billed | 2,249 across 8 procedure codes |
| Paid by Medicare | $243,994 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,723 · 1,769 30-day fills |
|---|---|
| Patients | 175 |
| Total drug cost | $103,209 |
| Generic share | 86% of claims |
Industry payments (Open Payments)
- 2025$347.37 · 14 payments from 5 companies
- 2024$1,027 · 48 payments from 9 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abiomed | $175.43 | 7 |
| Zoll Services LLC (A/K/A Zoll Lifecor Corp) | $76.32 | 3 |
| Verona Pharma, Inc. | $48.46 | 2 |
| Boehringer Ingelheim Pharmaceuticals, Inc. | $25.90 | 1 |
| Cytovale, Inc. | $21.26 | 1 |
What the 2025 payments were for
- Food and Beverage$347.37 · 14 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 19 internal medicine physicians in Carson · All internal medicine physicians in California