Olivia Jayne Darwin, PA-C
NPI 1083279376ActiveIndividual· Physician Assistant· Salem, VA
Physician Assistant (PA-C) with Lewis Gale Physicians LLC, practicing in Salem, Virginia. Their prescriptions cost Medicare Part D more than their services did: $365,913 for 1,042 claims, against $31,604 paid for services in 2024. Abbvie Inc. was the largest of 19 companies reporting payments in 2025, $1,645 in all, mostly food and beverage. Lists Lewisgale Medical Center as a hospital affiliation.
Overview
| NPI | 1083279376 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | PA-C |
| Sole proprietor | No |
| NPI issued | May 2, 2019 |
| Last updated in NPPES | Nov 21, 2019 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Physician Assistant Primary | 363A00000X | 0110006661 | VA |
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 (VA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 364 |
|---|---|
| Services billed | 479 across 7 procedure codes |
| Paid by Medicare | $31,604 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,042 · 1,969 30-day fills |
|---|---|
| Patients | 304 |
| Total drug cost | $365,913 |
| Generic share | 85% of claims |
Education and affiliations
| Graduation year | 2018 |
|---|---|
| Medicare specialty | Physician Assistant |
Medical group
- Lewis Gale Physicians LLCLow Moor, VA · 189 clinicians
Hospital affiliation
- Lewisgale Medical CenterSalem, VA
Industry payments (Open Payments)
- 2025$1,645 · 74 payments from 19 companies
- 2024$1,926 · 87 payments from 24 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abbvie Inc. | $291.98 | 18 |
| Janssen Biotech, Inc. | $270.42 | 11 |
| Regeneron Healthcare Solutions, Inc. | $170.04 | 6 |
| Boston Scientific Corporation | $122.75 | 1 |
| Salix Pharmaceuticals, A Division of Bausch Health US, LLC | $112.92 | 5 |
What the 2025 payments were for
- Food and Beverage$1,645 · 74 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 63 physician assistants in Salem · All physician assistants in Virginia