Orton C. Armstrong, M.D.
NPI 1871550947ActiveIndividual· Internal Medicine· Parkersburg, WV
Internal Medicine (M.D.) in Parkersburg, West Virginia, trained at West Virginia University School of Medicine (class of 1993). Their prescriptions cost Medicare Part D more than their services did: $363,360 for 4,946 claims, against $56,018 paid for services in 2024. Abbvie Inc. was the largest of 11 companies reporting payments in 2025, $909.72 in all, mostly food and beverage.
Overview
| NPI | 1871550947 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | May 1, 2006 |
| Last updated in NPPES | Aug 18, 2015 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | 17846 | WV |
| Pediatrics | 208000000X | 17846 | WV |
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 - Internal Medicine (WV) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 231 |
|---|---|
| Services billed | 945 across 34 procedure codes |
| Paid by Medicare | $56,018 |
Part D prescriptions in 2024
| Prescriptions (claims) | 4,946 · 11,643 30-day fills |
|---|---|
| Patients | 322 |
| Total drug cost | $363,360 |
| Generic share | 88% of claims |
Education and affiliations
| Medical school | West Virginia University School of Medicine |
|---|---|
| Graduation year | 1993 |
| Medicare specialty | Internal Medicine |
Medical group
- River Valley Medicine and Pediatrics Inc.Parkersburg, WV · 3 clinicians
Hospital affiliations
- Camden Clark Medical CenterParkersburg, WV
- Marietta Memorial HospitalMarietta, OH
Other facilities
- Housecalls Home HealthHome health agency · Parkersburg, WV
Industry payments (Open Payments)
- 2025$909.72 · 55 payments from 11 companies
- 2024$1,129 · 67 payments from 13 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abbvie Inc. | $336.24 | 19 |
| Astrazeneca Pharmaceuticals LP | $194.12 | 18 |
| Sumitomo Pharma America, Inc. | $110.56 | 5 |
| Exact Sciences Corporation | $54.13 | 2 |
| Novo Nordisk Inc | $51.08 | 3 |
What the 2025 payments were for
- Food and Beverage$909.72 · 55 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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