William G. Gillespie, M.D.
NPI 1497797310ActiveIndividual· Internal Medicine· Salem, OR
Internal Medicine (M.D.) in Salem, Oregon, trained at Oregon Health Sciences University School of Medicine (class of 1993). Their prescriptions cost Medicare Part D more than their services did: $2,783,091 for 28,377 claims, against $107,091 paid for services in 2024.
Overview
| NPI | 1497797310 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Jun 12, 2006 |
| Last updated in NPPES | May 24, 2010 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | MD080267 | OR |
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 - Internal Medicine (OR) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 355 |
|---|---|
| Services billed | 9,252 across 123 procedure codes |
| Paid by Medicare | $107,091 |
Part D prescriptions in 2024
| Prescriptions (claims) | 28,377 · 53,719 30-day fills |
|---|---|
| Patients | 1,444 |
| Total drug cost | $2,783,091 |
| Generic share | 86% of claims |
Education and affiliations
| Medical school | Oregon Health Sciences University School of Medicine |
|---|---|
| Graduation year | 1993 |
| Medicare specialty | Internal Medicine |
| Telehealth | Offers telehealth |
Medical group
- Salem Clinic PCSalem, OR · 96 clinicians
Hospital affiliations
- Salem Health West ValleyDallas, OR
- Salem HospitalSalem, OR
- Samaritan North Lincoln HospitalLincoln City, OR
Other facilities
- Amedisys Home Health CareHome health agency · Salem, OR
- First Call Home Health Agency, LLCHome health agency · Salem, OR
- Providence Benedictine Home HealthHome health agency · Mount Angel, OR
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 97 internal medicine physicians in Salem · All internal medicine physicians in Oregon