Bradley Walter Lash, M.D.
NPI 1801069356ActiveIndividual· Internal Medicine, Hematology & Oncology· Allentown, PA
Internal Medicine, Hematology & Oncology (M.D.) with Lehigh Valley Physician Group, practicing in Allentown, Pennsylvania. Their prescriptions cost Medicare Part D more than their services did: $7,604,366 for 1,882 claims, against $137,042 paid for services in 2024. Adc Therapeutics America, Inc. was the largest of 2 companies reporting payments in 2025, $115.57 in all, mostly food and beverage. Lists Lehigh Valley Hospital and 4 other hospitals as hospital affiliations.
Overview
| NPI | 1801069356 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Apr 4, 2008 |
| Last updated in NPPES | May 9, 2017 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Hematology & Oncology Primary | 207RH0003X | MD435307 | PA |
| Internal Medicine | 207R00000X | MT188040 | PA |
| Internal Medicine | 207R00000X | MD435307 | PA |
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 - Hematology/Oncology (PA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 691 |
|---|---|
| Services billed | 2,201 across 21 procedure codes |
| Paid by Medicare | $137,042 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,882 · 2,830 30-day fills |
|---|---|
| Patients | 385 |
| Total drug cost | $7,604,366 |
| Generic share | 61% of claims |
Education and affiliations
| Graduation year | 2006 |
|---|---|
| Medicare specialty | Hematology/Oncology |
| Secondary specialties | Internal Medicine |
| Telehealth | Offers telehealth |
Medical group
- Lehigh Valley Physician GroupAllentown, PA · 2,542 clinicians
Hospital affiliations
- Lehigh Valley HospitalAllentown, PA
- Lehigh Valley Hospital - MacungieMacungie, PA
- Lehigh Valley Hospital - PoconoEast Stroudsburg, PA
- Schuylkill Medical Center - South Jackson StreetPottsville, PA
- St Lukes HospitalBethlehem, PA
Industry payments (Open Payments)
- 2025$115.57 · 2 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Adc Therapeutics America, Inc. | $89.87 | 1 |
| Merck Sharp & Dohme LLC | $25.70 | 1 |
What the 2025 payments were for
- Food and Beverage$89.87 · 1 payment
- Education$25.70 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 45 hematologist-oncologists in Allentown · All hematologist-oncologists in Pennsylvania