Diana Wang, MD
NPI 1548337744ActiveIndividual· Internal Medicine· Bellflower, CA
Internal Medicine (MD) in Bellflower, California, trained at University of California, Irvine, California College of Medicine (class of 1993). Part D covered 520 prescriptions written in 2024, 90% of them generic. Neurocrine Biosciences, Inc. was the largest of 3 companies reporting payments in 2025, $169.34 in all, mostly food and beverage.
Overview
| NPI | 1548337744 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Nov 30, 2006 |
| Last updated in NPPES | Dec 1, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | G79949 | 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 - Hospitalist (CA) |
|---|
Part D prescriptions in 2024
| Prescriptions (claims) | 520 · 904 30-day fills |
|---|---|
| Patients | 227 |
| Total drug cost | $25,912 |
| Generic share | 90% of claims |
Education and affiliations
| Medical school | University of California, Irvine, California College of Medicine |
|---|---|
| Graduation year | 1993 |
| Medicare specialty | Hospitalist |
| Secondary specialties | Internal Medicine |
Medical group
- Southern California Permanente Medical GroupRedlands, CA · 11,293 clinicians
Hospital affiliation
Industry payments (Open Payments)
- 2025$169.34 · 3 payments from 3 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Neurocrine Biosciences, Inc. | $120.18 | 1 |
| Teleflex LLC | $31.98 | 1 |
| Novo Nordisk Inc | $17.18 | 1 |
What the 2025 payments were for
- Food and Beverage$169.34 · 3 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 75 internal medicine physicians in Bellflower · All internal medicine physicians in California