Michael L. Masiowski, MD
NPI 1639217821ActiveIndividual· Emergency Medicine· Summerville, SC
Emergency Medicine (MD) in Summerville, South Carolina, licensed in SC, with an NPI issued in February 2007. 152 Medicare patients in 2024, $21,204 paid; nearly all of their 180 Part D prescriptions were generic (91%).
Overview
| NPI | 1639217821 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Feb 1, 2007 |
| Last updated in NPPES | Apr 24, 2009 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Emergency Medicine Primary | 207P00000X | 21764 | SC |
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 - Emergency Medicine (SC) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 152 |
|---|---|
| Services billed | 239 across 14 procedure codes |
| Paid by Medicare | $21,204 |
Part D prescriptions in 2024
| Prescriptions (claims) | 180 · 201 30-day fills |
|---|---|
| Patients | 97 |
| Total drug cost | $6,613 |
| Generic share | 91% of claims |
Industry payments (Open Payments)
None reported for 2025 or 2024.
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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