Derek Henderson
NPI 1871038109ActiveIndividual· Physician Assistant· Everett, WA
Physician Assistant with Kittitas County Public Hospital Dist 1, practicing in Everett, Washington. Mostly services rather than prescriptions: Medicare paid $3,779 for 24 patients in 2024, with only 48 Part D claims. Merck Sharp & Dohme LLC reported $21.43 in payments in 2025, mostly food and beverage. Lists Kittitas Valley Community Hospital as a hospital affiliation.
Overview
| NPI | 1871038109 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Sole proprietor | No |
| NPI issued | Dec 22, 2016 |
| Last updated in NPPES | Feb 19, 2021 |
| Certified by provider | Feb 19, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Physician Assistant Primary | 363A00000X | 1680 | NH |
| Physician Assistant | 363A00000X | — | — |
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 (WA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 24 |
|---|---|
| Services billed | 34 across 13 procedure codes |
| Paid by Medicare | $3,779 |
Part D prescriptions in 2024
| Prescriptions (claims) | 48 · 53 30-day fills |
|---|---|
| Patients | 31 |
| Total drug cost | $1,850 |
| Generic share | 98% of claims |
Education and affiliations
| Graduation year | 2016 |
|---|---|
| Medicare specialty | Physician Assistant |
Medical group
- Kittitas County Public Hospital Dist 1Cle Elum, WA · 82 clinicians
Hospital affiliation
- Kittitas Valley Community HospitalEllensburg, WA
Industry payments (Open Payments)
- 2025$21.43 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Merck Sharp & Dohme LLC | $21.43 | 1 |
What the 2025 payments were for
- Food and Beverage$21.43 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 146 physician assistants in Everett · All physician assistants in Washington