Lon M. Sadowsky, D.O.
NPI 1881806206ActiveIndividual· Internal Medicine, Nephrology· Delray Beach, FL
Internal Medicine, Nephrology (D.O.) with Kidney and Hypertension Specialists PA, practicing in Delray Beach, Florida. Their prescriptions cost Medicare Part D more than their services did: $464,019 for 1,474 claims, against $195,685 paid for services in 2024. Akebia Therapeutics Inc was the largest of 5 companies reporting payments in 2025, $411.98 in all, mostly food and beverage. Lists Bethesda Hospital East and 2 other hospitals as hospital affiliations.
Overview
| NPI | 1881806206 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | D.O. |
| Sole proprietor | No |
| NPI issued | May 6, 2007 |
| Last updated in NPPES | Jul 21, 2008 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Nephrology Primary | 207RN0300X | OS 10114 | 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 - Nephrology (FL) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 629 |
|---|---|
| Services billed | 2,217 across 16 procedure codes |
| Paid by Medicare | $195,685 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,474 · 3,839 30-day fills |
|---|---|
| Patients | 354 |
| Total drug cost | $464,019 |
| Generic share | 74% of claims |
Education and affiliations
| Graduation year | 2002 |
|---|---|
| Medicare specialty | Nephrology |
Medical group
- Kidney and Hypertension Specialists PADelray Beach, FL · 4 clinicians
Hospital affiliations
- Bethesda Hospital EastBoynton Beach, FL
- Boca Raton Regional HospitalBoca Raton, FL
- Delray Medical CenterDelray Beach, FL
Other facilities
- Davita Delray DialysisDialysis facility · Delray Beach, FL
- Usrc Boynton Beach DialysisDialysis facility · Boynton Beach, FL
Industry payments (Open Payments)
- 2025$411.98 · 17 payments from 5 companies
- 2024$250.21 · 10 payments from 6 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Akebia Therapeutics Inc | $204.11 | 8 |
| Amgen Inc. | $71.75 | 3 |
| Astrazeneca Pharmaceuticals LP | $60.32 | 3 |
| Novartis Pharmaceuticals Corporation | $50.49 | 2 |
| Calliditas Therapeutics US Inc. | $25.31 | 1 |
What the 2025 payments were for
- Food and Beverage$402.97 · 16 payments
- Education$9.01 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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