Mark A. Dickson, M.D.
NPI 1619121621ActiveIndividual· Internal Medicine, Hematology & Oncology· New York, NY
Internal Medicine, Hematology & Oncology (M.D.) in New York, New York, trained at Columbia University College of Physicians and Surgeons (class of 2003). Their prescriptions cost Medicare Part D more than their services did: $910,449 for 132 claims, against $35,571 paid for services in 2024.
Overview
| NPI | 1619121621 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Nov 5, 2008 |
| Last updated in NPPES | Jan 15, 2014 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Hematology & Oncology Primary | 207RH0003X | 258014 | NY |
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 (NY) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 142 |
|---|---|
| Services billed | 397 across 12 procedure codes |
| Paid by Medicare | $35,571 |
Part D prescriptions in 2024
| Prescriptions (claims) | 132 · 140 30-day fills |
|---|---|
| Patients | 46 |
| Total drug cost | $910,449 |
| Generic share | 74% of claims |
Education and affiliations
| Medical school | Columbia University College of Physicians and Surgeons |
|---|---|
| Graduation year | 2003 |
| Medicare specialty | Hematology/Oncology |
| Secondary specialties | Internal Medicine |
| Telehealth | Offers telehealth |
Medical group
- Memorial Solid Tumor GroupNew York, NY · 234 clinicians
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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