David P. Larson, MD
NPI 1992798599ActiveIndividual· Internal Medicine· Beaverton, OR
Internal Medicine (MD) in Beaverton, Oregon, trained at Jefferson Medical College of Thomas Jefferson University (class of 2002). Their prescriptions cost Medicare Part D more than their services did: $2,406,034 for 34,906 claims, against $65,338 paid for services in 2024. E.R. Squibb & Sons, L.L.C. reported $17.47 in payments in 2025, mostly education.
Overview
| NPI | 1992798599 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | Yes |
| NPI issued | Aug 30, 2005 |
| Last updated in NPPES | Aug 5, 2021 |
| Certified by provider | Aug 5, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | MD29034 | OR |
| Internal Medicine | 207R00000X | 34056 | AZ |
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 | 660 |
|---|---|
| Services billed | 793 across 4 procedure codes |
| Paid by Medicare | $65,338 |
Part D prescriptions in 2024
| Prescriptions (claims) | 34,906 · 34,993 30-day fills |
|---|---|
| Patients | 1,139 |
| Total drug cost | $2,406,034 |
| Generic share | 79% of claims |
Education and affiliations
| Medical school | Jefferson Medical College of Thomas Jefferson University |
|---|---|
| Graduation year | 2002 |
| Medicare specialty | Internal Medicine |
Medical group
- David P Larson MD LLCBeaverton, OR · 7 clinicians
Hospital affiliations
- Providence Hood River Memorial HospitalHood River, OR
- Samaritan Pacific Community HospitalNewport, OR
Other facilities
- Agape Hospice NwHospice · Clackamas, OR
- Bristol Hospice Oregon LLCHospice · Clackamas, OR
- Providence HospiceHospice · Portland, OR
- Avamere Rehabilitation of NewportNursing home · Newport, OR
- Beaverton Post Acute Care of CascadiaNursing home · Beaverton, OR
- Forest Grove Post AcuteNursing home · Forest Grove, OR
- Hood River Post AcuteNursing home · Hood River, OR
- Tigard Rehabilitation and CareNursing home · Tigard, OR
Industry payments (Open Payments)
- 2025$17.47 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| E.R. Squibb & Sons, L.L.C. | $17.47 | 1 |
What the 2025 payments were for
- Education$17.47 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 55 internal medicine physicians in Beaverton · All internal medicine physicians in Oregon