Karen J. Armstrong, DDS
NPI 1235135757ActiveIndividual· Dentist, General Practice· Jacksonville, NC
Dentist, General Practice (DDS) in Jacksonville, North Carolina, licensed in NC, with an NPI issued in June 2005. Part D covered 52 prescriptions written in 2024, 98% of them generic. Ultradent Products Inc was the largest of 2 companies reporting payments in 2025, $712.38 in all, mostly gifts.
Overview
| NPI | 1235135757 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | DDS |
| Sole proprietor | No |
| NPI issued | Jun 21, 2005 |
| Last updated in NPPES | Jul 2, 2015 |
| Reactivated | Mar 31, 2006 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Dentist, General Practice Primary | 1223G0001X | 6310 | NC |
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 - Dentist (NC) |
|---|
Part D prescriptions in 2024
| Prescriptions (claims) | 52 · 54 30-day fills |
|---|---|
| Patients | 31 |
| Total drug cost | $219.90 |
| Generic share | 98% of claims |
Industry payments (Open Payments)
- 2025$712.38 · 5 payments from 2 companies
- 2024$60.24 · 2 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Ultradent Products Inc | $556.91 | 3 |
| Straumann USA LLC | $155.47 | 2 |
What the 2025 payments were for
- Gift$556.91 · 3 payments
- Food and Beverage$155.47 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 61 general dentists in Jacksonville · All general dentists in North Carolina