Clifford Alan Greenberg, M.D.
NPI 1366476632ActiveIndividual· Internal Medicine· Naples, FL
Internal Medicine (M.D.) in Naples, Florida, licensed in FL, with an NPI issued in July 2006. Their prescriptions cost Medicare Part D more than their services did: $751,190 for 10,632 claims, against $193,976 paid for services in 2024.
Overview
| NPI | 1366476632 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | Yes |
| NPI issued | Jul 10, 2006 |
| Last updated in NPPES | Mar 7, 2025 |
| Certified by provider | Mar 7, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | ME92387 | 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 | 349 |
|---|---|
| Services billed | 5,096 across 14 procedure codes |
| Paid by Medicare | $193,976 |
Part D prescriptions in 2024
| Prescriptions (claims) | 10,632 · 11,597 30-day fills |
|---|---|
| Patients | 425 |
| Total drug cost | $751,190 |
| Generic share | 87% of claims |
Education and affiliations
| Graduation year | 1981 |
|---|---|
| Medicare specialty | Internal Medicine |
Other facilities
- Preferred Care Home Health ServicesHome health agency · Fort Myers, FL
- Avow Hospice IncHospice · Naples, FL
- Solaris Healthcare ImperialNursing home · Naples, FL
- Solaris Healthcare Lely PalmsNursing home · Naples, FL
- Woodside Health and Rehabilitation CenterNursing home · Naples, FL
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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All 317 internal medicine physicians in Naples · All internal medicine physicians in Florida