Joseph Geffen, D.O., M.P.H.
NPI 1588081574ActiveIndividual· Internal Medicine· Winter Garden, FL
Internal Medicine (D.O., M.P.H.) in Winter Garden, Florida, trained at Nova Southeastern Univ College of Dental Medicine (class of 2014). Their prescriptions cost Medicare Part D more than their services did: $661,994 for 9,856 claims, against $7,018 paid for services in 2024. Exact Sciences Corporation reported $55.58 in payments in 2025, mostly food and beverage.
Overview
| NPI | 1588081574 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | D.O., M.P.H. |
| Sole proprietor | Yes |
| NPI issued | Mar 27, 2014 |
| Last updated in NPPES | Aug 10, 2022 |
| Certified by provider | Aug 10, 2022 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | OS14492 | FL |
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 - Internal Medicine (FL) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 20 |
|---|---|
| Services billed | 114 across 19 procedure codes |
| Paid by Medicare | $7,018 |
Part D prescriptions in 2024
| Prescriptions (claims) | 9,856 · 21,492 30-day fills |
|---|---|
| Patients | 575 |
| Total drug cost | $661,994 |
| Generic share | 86% of claims |
Education and affiliations
| Medical school | Nova Southeastern Univ College of Dental Medicine |
|---|---|
| Graduation year | 2014 |
| Medicare specialty | Internal Medicine |
| Telehealth | Offers telehealth |
Other facilities
- Vitas Healthcare Corporation of FloridaHospice · Melbourne, FL
Industry payments (Open Payments)
- 2025$55.58 · 3 payments from 1 company
- 2024$42.55 · 3 payments from 3 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Exact Sciences Corporation | $55.58 | 3 |
What the 2025 payments were for
- Food and Beverage$55.58 · 3 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 25 internal medicine physicians in Winter Garden · All internal medicine physicians in Florida