David Charles Gardelius, PA-C
NPI 1316615578ActiveIndividual· Physician Assistant, Medical· Klamath Falls, OR
Physician Assistant, Medical (PA-C) in Klamath Falls, Oregon, trained at Oregon Health Sciences University School of Medicine (class of 2023). Their prescriptions cost Medicare Part D more than their services did: $286,391 for 178 claims, against $41,705 paid for services in 2024. Sanofi-Aventis U.S. LLC was the largest of 5 companies reporting payments in 2025, $285.46 in all, mostly food and beverage.
Overview
| NPI | 1316615578 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | PA-C |
| Sole proprietor | No |
| NPI issued | Sep 2, 2021 |
| Last updated in NPPES | Oct 16, 2023 |
| Certified by provider | Oct 16, 2023 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Physician Assistant, Medical Primary | 363AM0700X | PA217786 | 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 - Physician Assistant (OR) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 390 |
|---|---|
| Services billed | 690 across 19 procedure codes |
| Paid by Medicare | $41,705 |
Part D prescriptions in 2024
| Prescriptions (claims) | 178 · 209 30-day fills |
|---|---|
| Patients | 50 |
| Total drug cost | $286,391 |
| Generic share | 38% of claims |
Education and affiliations
| Medical school | Oregon Health Sciences University School of Medicine |
|---|---|
| Graduation year | 2023 |
| Medicare specialty | Physician Assistant |
| Telehealth | Offers telehealth |
Medical group
- David H Panossian MD PCKlamath Falls, OR · 2 clinicians
Hospital affiliation
- Sky Lakes Medical CenterKlamath Falls, OR
Industry payments (Open Payments)
- 2025$285.46 · 10 payments from 5 companies
- 2024$1,181 · 12 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Sanofi-Aventis U.S. LLC | $95.99 | 1 |
| Glaxosmithkline, LLC. | $87.86 | 4 |
| Astrazeneca Pharmaceuticals LP | $55.55 | 3 |
| Axsome Therapeutics, Inc. | $23.88 | 1 |
| Genzyme Corporation | $22.18 | 1 |
What the 2025 payments were for
- Food and Beverage$189.47 · 9 payments
- Education$95.99 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other Physician Assistant, Medical providers in Klamath Falls
- 1811820913
- 1518777630
- 1932437589
- 1922301308
- 1700354792
- 1558784413
- 1619379013
- 1528259025
- 1417778440
- 1063354009
- 1376633685
- 1992942585