Douglas J. Weckstein, MD
NPI 1710971684ActiveIndividual· Internal Medicine, Hematology & Oncology· Concord, NH
Internal Medicine, Hematology & Oncology (MD) in Concord, New Hampshire, licensed in NH, with an NPI issued in September 2005. Their prescriptions cost Medicare Part D more than their services did: $277,144 for 185 claims, against $40,595 paid for services in 2024.
Overview
| NPI | 1710971684 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Sep 7, 2005 |
| Last updated in NPPES | Jan 15, 2024 |
| Certified by provider | Jan 15, 2024 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Hematology & Oncology Primary | 207RH0003X | 10352 | NH |
| Internal Medicine, Medical Oncology | 207RX0202X | 10352 | NH |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 10, 2026 | No match | — |
| New York OMIG · Nov 10, 2026 | No match | — |
| Ohio Medicaid · Nov 10, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 10, 2026 | No match | — |
| Washington HCA · Nov 10, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Hematology/Oncology (NH) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 244 |
|---|---|
| Services billed | 619 across 16 procedure codes |
| Paid by Medicare | $40,595 |
Part D prescriptions in 2024
| Prescriptions (claims) | 185 · 256 30-day fills |
|---|---|
| Patients | 61 |
| Total drug cost | $277,144 |
| Generic share | 81% of claims |
Industry payments (Open Payments)
None reported for 2025 or 2024.
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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