Michael C. Armstrong, D.D.S.
NPI 1184781007ActiveIndividual· Dentist· Greenville, SC
Dentist (D.D.S.) in Greenville, South Carolina, licensed in SC, with an NPI issued in January 2007. Part D covered 259 prescriptions written in 2024, 95% of them generic. Ultradent Products Inc reported $91.99 in payments in 2025, mostly gifts.
Overview
| NPI | 1184781007 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | D.D.S. |
| Sole proprietor | Yes |
| NPI issued | Jan 2, 2007 |
| Last updated in NPPES | Oct 4, 2023 |
| Certified by provider | Oct 4, 2023 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Dentist Primary | 122300000X | 9303 | SC |
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) | Not in the public enrollment file of Oct 1, 2026 |
|---|
Part D prescriptions in 2024
| Prescriptions (claims) | 259 · 324 30-day fills |
|---|---|
| Patients | 112 |
| Total drug cost | $6,527 |
| Generic share | 95% of claims |
Industry payments (Open Payments)
- 2025$91.99 · 1 payment from 1 company
- 2024$66.14 · 2 payments from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Ultradent Products Inc | $91.99 | 1 |
What the 2025 payments were for
- Gift$91.99 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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