Frederick K. Williams, M.D.
NPI 1457310260ActiveIndividual· Internal Medicine· Atlantis, FL
Internal Medicine (M.D.) in Atlantis, Florida, trained at University of South Florida College of Medicine (class of 1989). Their prescriptions cost Medicare Part D more than their services did: $47,082 for 241 claims, against $9,984 paid for services in 2024.
Overview
| NPI | 1457310260 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Mar 21, 2006 |
| Last updated in NPPES | Mar 28, 2014 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | ME103240 | 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 | 92 |
|---|---|
| Services billed | 152 across 20 procedure codes |
| Paid by Medicare | $9,984 |
Part D prescriptions in 2024
| Prescriptions (claims) | 241 · 458 30-day fills |
|---|---|
| Patients | 75 |
| Total drug cost | $47,082 |
| Generic share | 88% of claims |
Education and affiliations
| Medical school | University of South Florida College of Medicine |
|---|---|
| Graduation year | 1989 |
| Medicare specialty | Internal Medicine |
| Telehealth | Offers telehealth |
Medical group
- Holy Cross Hospital IncFort Lauderdale, FL · 303 clinicians
Hospital affiliation
- Holy Cross HospitalFt Lauderdale, 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 90 internal medicine physicians in Atlantis · All internal medicine physicians in Florida