Garron Lamp, MD
Opted out of Medicare from December 2025 to December 2027. Internal Medicine (MD) in Woonsocket, Rhode Island, licensed in RI, with an NPI issued in January 2014. Their prescriptions cost Medicare Part D more than their services did: $726,311 for 9,822 claims, against $92,162 paid for services in 2024. Lists Landmark Medical Center as a hospital affiliation.
Overview
| NPI | 1639592462 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Jan 30, 2014 |
| Last updated in NPPES | Oct 21, 2015 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | MD15142 | RI |
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) | Not in the public enrollment file of Oct 1, 2026 |
|---|---|
| Opt-out | Opted out Dec 31, 2025 – Dec 31, 2027 |
| Can order and refer | Yes |
| Accepts assignment | Yes (participating) |
During an opt-out period the provider sees Medicare patients only under private contracts, and Medicare does not pay claims for their services.
Medicare services in 2024
| Medicare patients | 410 |
|---|---|
| Services billed | 1,045 across 13 procedure codes |
| Paid by Medicare | $92,162 |
Part D prescriptions in 2024
| Prescriptions (claims) | 9,822 · 9,844 30-day fills |
|---|---|
| Patients | 442 |
| Total drug cost | $726,311 |
| Generic share | 78% of claims |
Education and affiliations
| Graduation year | 2012 |
|---|---|
| Medicare specialty | Internal Medicine |
Hospital affiliation
- Landmark Medical CenterWoonsocket, RI
Other facilities
- Beacon Hospice , An Amedisys CompanyHospice · East Providence, RI
- Rehabilitation Hospital of Rhode IslandInpatient rehabilitation facility · North Smithfield, RI
- St Antoine ResidenceNursing home · North Smithfield, RI
- The Friendly HomeNursing home · Woonsocket, RI
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 37 internal medicine physicians in Woonsocket · All internal medicine physicians in Rhode Island