William George Grubb, MD
NPI 1093721532ActiveIndividual· Internal Medicine, Nephrology· Brunswick, GA
Internal Medicine, Nephrology (MD) in Brunswick, Georgia, trained at University of Alabama School of Medicine (class of 1972). Their prescriptions cost Medicare Part D more than their services did: $2,138,624 for 11,267 claims, against $175,449 paid for services in 2024. Ardelyx, Inc. was the largest of 14 companies reporting payments in 2025, $1,769 in all, mostly food and beverage.
Overview
| NPI | 1093721532 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Aug 1, 2006 |
| Last updated in NPPES | Sep 29, 2026 |
| Certified by provider | Nov 6, 2020 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Nephrology Primary | 207RN0300X | 016606 | GA |
| Internal Medicine | 207R00000X | 016606 | GA |
| Internal Medicine, Critical Care Medicine | 207RC0200X | 016606 | GA |
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 (GA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 500 |
|---|---|
| Services billed | 2,033 across 31 procedure codes |
| Paid by Medicare | $175,449 |
Part D prescriptions in 2024
| Prescriptions (claims) | 11,267 · 23,835 30-day fills |
|---|---|
| Patients | 541 |
| Total drug cost | $2,138,624 |
| Generic share | 82% of claims |
Education and affiliations
| Medical school | University of Alabama School of Medicine |
|---|---|
| Graduation year | 1972 |
| Medicare specialty | Nephrology |
| Secondary specialties | Critical Care (Intensivists) |
| Telehealth | Offers telehealth |
Medical group
- Nephrology and Hypertension Medical Associates PCJesup, GA · 19 clinicians
Hospital affiliations
- Southeast Georgia Health System -- Camden CampusSaint Marys, GA
- Southeast Georgia Health System- Brunswick CampusBrunswick, GA
- St Joseph's Hospital - SavannahSavannah, GA
Other facilities
- Davita Brunswick DialysisDialysis facility · Brunswick, GA
- Davita St. Mary's DialysisDialysis facility · Saint Marys, GA
- Adoration Home HealthHome health agency · Brunswick, GA
- Advantage Home HealthHome health agency · Brunswick, GA
- Centerwell Home HealthHome health agency · Brunswick, GA
Industry payments (Open Payments)
- 2025$1,769 · 59 payments from 14 companies
- 2024$1,395 · 70 payments from 21 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Ardelyx, Inc. | $344.32 | 5 |
| Travere Therapeutics, Inc. | $326.40 | 8 |
| Novartis Pharmaceuticals Corporation | $239.61 | 8 |
| Otsuka America Pharmaceutical, Inc. | $192.56 | 9 |
| Amgen Inc. | $155.23 | 8 |
What the 2025 payments were for
- Food and Beverage$1,688 · 54 payments
- Education$80.82 · 5 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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