Ronald S. Lotoc, MD
NPI 1275078354ActiveIndividual· Family Medicine· Salem, OR
Family Medicine (MD) with Kaiser Foundation Health Plan of the Northwest and 1 other group, practicing in Salem, Oregon. In 2024 Medicare paid $127,012 for 398 patients, and Part D covered 410 of their prescriptions, 89% of them generic. Pfizer Inc. was the largest of 2 companies reporting payments in 2025, $43.95 in all, mostly food and beverage. Lists Kaiser Sunnyside Medical Center and 1 other hospital as hospital affiliations.
Overview
| NPI | 1275078354 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Dec 28, 2016 |
| Last updated in NPPES | Mar 4, 2026 |
| Certified by provider | Mar 4, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Family Medicine Primary | 207Q00000X | MD226752 | 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 - Hospitalist (OK); Practitioner - Internal Medicine (OR); Practitioner - Internal Medicine (WA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 398 |
|---|---|
| Services billed | 1,543 across 9 procedure codes |
| Paid by Medicare | $127,012 |
Part D prescriptions in 2024
| Prescriptions (claims) | 410 · 469 30-day fills |
|---|---|
| Patients | 166 |
| Total drug cost | $18,837 |
| Generic share | 89% of claims |
Education and affiliations
| Graduation year | 2004 |
|---|---|
| Medicare specialty | Internal Medicine |
Medical groups
- Kaiser Foundation Health Plan of the NorthwestSalem, OR · 1,807 clinicians
- Comanche County Healthcare CorporationLawton, OK · 130 clinicians
Hospital affiliations
- Kaiser Sunnyside Medical CenterClackamas, OR
- Memorial HealthLawton, OK
Industry payments (Open Payments)
- 2025$43.95 · 2 payments from 2 companies
- 2024$67.43 · 4 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Pfizer Inc. | $25.60 | 1 |
| Zoll Services LLC (A/K/A Zoll Lifecor Corp) | $18.35 | 1 |
What the 2025 payments were for
- Food and Beverage$43.95 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 184 family medicine physicians in Salem · All family medicine physicians in Oregon