William R. Gammon, MD
NPI 1164419941ActiveIndividual· Family Medicine· Myrtle Beach, SC
Family Medicine (MD) in Myrtle Beach, South Carolina, trained at University of Iowa, Rj & L Carver College of Medicine (class of 1993). Their prescriptions cost Medicare Part D more than their services did: $1,800,019 for 16,114 claims, against $127,835 paid for services in 2024. Novo Nordisk Inc was the largest of 18 companies reporting payments in 2025, $723.81 in all, mostly food and beverage.
Overview
| NPI | 1164419941 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Oct 5, 2005 |
| Last updated in NPPES | Feb 15, 2021 |
| Certified by provider | Feb 15, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Family Medicine Primary | 207Q00000X | 20322 | SC |
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 - Family Practice (SC) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 691 |
|---|---|
| Services billed | 2,676 across 33 procedure codes |
| Paid by Medicare | $127,835 |
Part D prescriptions in 2024
| Prescriptions (claims) | 16,114 · 37,405 30-day fills |
|---|---|
| Patients | 1,036 |
| Total drug cost | $1,800,019 |
| Generic share | 87% of claims |
Education and affiliations
| Medical school | University of Iowa, Rj & L Carver College of Medicine |
|---|---|
| Graduation year | 1993 |
| Medicare specialty | Family Practice |
Medical group
- McLeod Regional Medical Center of the Pee Dee IncMyrtle Beach, SC · 406 clinicians
Hospital affiliations
- Conway Medical CenterConway, SC
- Grand Strand Regional Medical CenterMyrtle Beach, SC
- McLeod Loris HospitalLoris, SC
- McLeod Regional Medical Center-Pee DeeFlorence, SC
- Tidelands Waccamaw Community HospitalMurrells Inlet, SC
Other facilities
- Amedisys Home Health of ConwayHome health agency · Conway, SC
- Amedisys Home Health of Myrtle BeachHome health agency · Myrtle Beach, SC
- McLeod Home Health IncHome health agency · Florence, SC
- Well Care Home Health of the Lowcountry IncHome health agency · Myrtle Beach, SC
Industry payments (Open Payments)
- 2025$723.81 · 41 payments from 18 companies
- 2024$1,235 · 72 payments from 18 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Novo Nordisk Inc | $163.08 | 9 |
| Glaxosmithkline, LLC. | $73.42 | 4 |
| Amgen Inc. | $64.26 | 4 |
| Astrazeneca Pharmaceuticals LP | $62.20 | 4 |
| Pfizer Inc. | $48.28 | 3 |
What the 2025 payments were for
- Food and Beverage$723.81 · 41 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 129 family medicine physicians in Myrtle Beach · All family medicine physicians in South Carolina