Christopher Ross Marquess, AGACNP
NPI 1730879776ActiveIndividual· Nurse Practitioner, Acute Care· Winchester, VA
Nurse Practitioner, Acute Care (AGACNP) with Winchester Medical Center, practicing in Winchester, Virginia. Their prescriptions cost Medicare Part D more than their services did: $933,185 for 2,924 claims, against $50,565 paid for services in 2024. Boehringer Ingelheim Pharmaceuticals, Inc. was the largest of 3 companies reporting payments in 2025, $166.86 in all, mostly food and beverage. Lists Hampshire Memorial Hospital and 4 other hospitals as hospital affiliations.
Overview
| NPI | 1730879776 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | AGACNP |
| Sole proprietor | No |
| NPI issued | May 12, 2023 |
| Last updated in NPPES | May 10, 2024 |
| Certified by provider | May 10, 2024 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner, Acute Care Primary | 363LA2100X | 0024186764 | VA |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 10, 2026 | No match | — |
| New York OMIG · Nov 10, 2026 | No match | — |
| Ohio Medicaid · Nov 10, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 10, 2026 | No match | — |
| Washington HCA · Nov 10, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Nurse Practitioner (VA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 383 |
|---|---|
| Services billed | 786 across 7 procedure codes |
| Paid by Medicare | $50,565 |
Part D prescriptions in 2024
| Prescriptions (claims) | 2,924 · 6,627 30-day fills |
|---|---|
| Patients | 581 |
| Total drug cost | $933,185 |
| Generic share | 78% of claims |
Education and affiliations
| Graduation year | 2022 |
|---|---|
| Medicare specialty | Nurse Practitioner |
Medical group
- Winchester Medical CenterWinchester, VA · 317 clinicians
Hospital affiliations
- Hampshire Memorial HospitalRomney, WV
- Page Memorial Hospital, IncLuray, VA
- Shenandoah Memorial HospitalWoodstock, VA
- Warren Memorial HospitalFront Royal, VA
- Winchester Medical CenterWinchester, VA
Industry payments (Open Payments)
- 2025$166.86 · 9 payments from 3 companies
- 2024$580.86 · 32 payments from 7 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Boehringer Ingelheim Pharmaceuticals, Inc. | $110.38 | 6 |
| Cvrx, Inc. | $39.27 | 2 |
| Zoll Services LLC (A/K/A Zoll Lifecor Corp) | $17.21 | 1 |
What the 2025 payments were for
- Food and Beverage$166.86 · 9 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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