Kenneth Blankstein, M.D.
NPI 1184612566ActiveIndividual· Internal Medicine, Hematology & Oncology· Flemington, NJ
Internal Medicine, Hematology & Oncology (M.D.) in Flemington, New Jersey, trained at New York Medical College (class of 1984). Their prescriptions cost Medicare Part D more than their services did: $6,585,490 for 1,599 claims, against $2,128,621 paid for services in 2024. Daiichi Sankyo Inc. was the largest of 33 companies reporting payments in 2025, $1,344 in all, mostly food and beverage.
Overview
| NPI | 1184612566 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Oct 11, 2005 |
| Last updated in NPPES | Dec 30, 2008 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Hematology & Oncology Primary | 207RH0003X | MA54491 | NJ |
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 (NJ) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 561 |
|---|---|
| Services billed | 130,574 across 146 procedure codes |
| Paid by Medicare | $2,128,621 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,599 · 2,515 30-day fills |
|---|---|
| Patients | 251 |
| Total drug cost | $6,585,490 |
| Generic share | 59% of claims |
Education and affiliations
| Medical school | New York Medical College |
|---|---|
| Graduation year | 1984 |
| Medicare specialty | Hematology/Oncology |
| Secondary specialties | Internal Medicine |
Medical group
- Hunterdon Hematology Oncology, LLCFlemington, NJ · 7 clinicians
Hospital affiliation
- Hunterdon Medical CenterFlemington, NJ
Industry payments (Open Payments)
- 2025$1,344 · 70 payments from 33 companies
- 2024$2,265 · 76 payments from 29 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Daiichi Sankyo Inc. | $180.58 | 9 |
| Pfizer Inc. | $131.81 | 7 |
| Novartis Pharmaceuticals Corporation | $116.28 | 2 |
| Glaxosmithkline, LLC. | $98.64 | 5 |
| Astrazeneca Pharmaceuticals LP | $90.73 | 5 |
What the 2025 payments were for
- Food and Beverage$1,199 · 67 payments
- Long term medical supply or device loan$99.70 · 1 payment
- Education$45.60 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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