Marshall R. Posner, MD
NPI 1700847753ActiveIndividual· Internal Medicine, Medical Oncology· Palm Beach Gardens, FL
Internal Medicine, Medical Oncology (MD) in Palm Beach Gardens, Florida, trained at Tufts University School of Medicine (class of 1975). In 2024 Medicare paid $37,957 for 80 patients, and Part D covered 151 of their prescriptions, 84% of them generic. Coherus Oncology, Inc. was the largest of 3 companies reporting payments in 2025, $11,946 in all, mostly travel and lodging.
Overview
| NPI | 1700847753 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | Yes |
| NPI issued | Mar 29, 2006 |
| Last updated in NPPES | May 5, 2026 |
| Certified by provider | May 5, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Medical Oncology Primary | 207RX0202X | 258260 | FL |
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 - Medical Oncology (FL); Practitioner - Medical Oncology (NY) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 80 |
|---|---|
| Services billed | 576 across 11 procedure codes |
| Paid by Medicare | $37,957 |
Part D prescriptions in 2024
| Prescriptions (claims) | 151 · 234 30-day fills |
|---|---|
| Patients | 30 |
| Total drug cost | $3,176 |
| Generic share | 84% of claims |
Education and affiliations
| Medical school | Tufts University School of Medicine |
|---|---|
| Graduation year | 1975 |
| Medicare specialty | Medical Oncology |
| Telehealth | Offers telehealth |
Medical group
- Cancer Center of South Florida PLLCPalm Springs, FL · 48 clinicians
Hospital affiliation
- Jupiter Medical CenterJupiter, FL
Industry payments (Open Payments)
- 2025$11,946 · 12 payments from 3 companies
- 2024$13,931 · 16 payments from 4 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Coherus Oncology, Inc. | $10,279 | 8 |
| Merck Sharp & Dohme LLC | $1,312 | 2 |
| Caris Mpi, Inc. | $355.06 | 2 |
What the 2025 payments were for
- Travel and Lodging$7,751 · 4 payments
- Consulting Fee$3,562 · 3 payments
- Food and Beverage$633.55 · 5 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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