Donald Whang, M.D.
NPI 1922325521ActiveIndividual· Internal Medicine, Infectious Disease· Torrance, CA
Internal Medicine, Infectious Disease (M.D.) in Torrance, California, trained at Loma Linda University School of Medicine (class of 2010). Part D covered 599 prescriptions written in 2024, 67% of them generic. Ferring Pharmaceuticals Inc. was the largest of 2 companies reporting payments in 2024, $50.23 in all, mostly food and beverage.
Overview
| NPI | 1922325521 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Apr 23, 2010 |
| Last updated in NPPES | Dec 1, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Infectious Disease Primary | 207RI0200X | 118780 | 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 - Infectious Disease (CA) |
|---|
Part D prescriptions in 2024
| Prescriptions (claims) | 599 · 1,378 30-day fills |
|---|---|
| Patients | 121 |
| Total drug cost | $1,749,650 |
| Generic share | 67% of claims |
Education and affiliations
| Medical school | Loma Linda University School of Medicine |
|---|---|
| Graduation year | 2010 |
| Medicare specialty | Infectious Disease |
| Secondary specialties | Internal Medicine |
Medical group
- Southern California Permanente Medical GroupRedlands, CA · 11,293 clinicians
Industry payments (Open Payments)
- 2024$50.23 · 2 payments from 2 companies
Top paying companies in 2024
| Company | Amount | Payments |
|---|---|---|
| Ferring Pharmaceuticals Inc. | $26.61 | 1 |
| Aimmune Therapeutics, Inc. | $23.62 | 1 |
What the 2024 payments were for
- Food and Beverage$50.23 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 28 infectious disease specialists in Torrance · All infectious disease specialists in California