John S. Hayes, M.D.
NPI 1154520476ActiveIndividual· Internal Medicine, Nephrology· The Villages, FL
Internal Medicine, Nephrology (M.D.) with Sunshine Kidney Care LLC, practicing in The Villages, Florida. Their prescriptions cost Medicare Part D more than their services did: $2,632,028 for 4,233 claims, against $477,361 paid for services in 2024. Nxstage Medical, Inc. was the largest of 12 companies reporting payments in 2025, $881.14 in all, mostly food and beverage. Lists Adventhealth Ocala and 3 other hospitals as hospital affiliations.
Overview
| NPI | 1154520476 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Jul 16, 2007 |
| Last updated in NPPES | Jul 21, 2022 |
| Certified by provider | Jun 8, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Nephrology Primary | 207RN0300X | ME129748 | FL |
| Internal Medicine | 207R00000X | ME129748 | 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); Practitioner - Internal Medicine (VA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 972 |
|---|---|
| Services billed | 8,295 across 29 procedure codes |
| Paid by Medicare | $477,361 |
Part D prescriptions in 2024
| Prescriptions (claims) | 4,233 · 11,122 30-day fills |
|---|---|
| Patients | 796 |
| Total drug cost | $2,632,028 |
| Generic share | 84% of claims |
Education and affiliations
| Graduation year | 1999 |
|---|---|
| Medicare specialty | Nephrology |
| Secondary specialties | Internal Medicine |
Medical group
- Sunshine Kidney Care LLCThe Villages, FL · 2 clinicians
Hospital affiliations
- Adventhealth OcalaOcala, FL
- Orlando Health South Lake HospitalClermont, FL
- Uf Health Leesburg HospitalLeesburg, FL
- Villages Regional Hospital, theThe Villages, FL
Other facilities
- Davita Lake Sumter Dialysis at the VillagesDialysis facility · The Villages, FL
- Davita Laurel Manor Dialysis Center at the VillagesDialysis facility · Lady Lake, FL
- Fresenius Kidney Care Lady LakeDialysis facility · Lady Lake, FL
- Fresenius Kidney Care OcalaDialysis facility · Ocala, FL
- Fresenius Kidney Care Villages DialysisDialysis facility · Lady Lake, FL
- Uf Health Spanish Plaines Rehab HospitalInpatient rehabilitation facility · The Villages, FL
Industry payments (Open Payments)
- 2025$881.14 · 34 payments from 12 companies
- 2024$847.35 · 37 payments from 18 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Nxstage Medical, Inc. | $338.55 | 3 |
| Amgen Inc. | $236.70 | 16 |
| Mallinckrodt Hospital Products Inc. | $78.12 | 3 |
| Ani Pharmaceuticals, Inc. | $56.68 | 2 |
| Astrazeneca Pharmaceuticals LP | $34.49 | 2 |
What the 2025 payments were for
- Food and Beverage$880.75 · 33 payments
- Education$0.39 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other Internal Medicine, Nephrology providers in The Villages
- 1497494124
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- 1548226715
- 1538267802
- 1073511952