Michael Robert St Louis, P.A.
NPI 1437250305ActiveIndividual· Physician Assistant· Williamsburg, VA
Physician Assistant (P.A.) with Velocity Urgent Care LLC, practicing in Williamsburg, Virginia. 237 Medicare patients in 2024, $21,776 paid; nearly all of their 300 Part D prescriptions were generic (96%). Sanofi Pasteur Inc. reported $24.16 in payments in 2025, mostly food and beverage. Lists Sentara Williamsburg Regional Medical Center as a hospital affiliation.
Overview
| NPI | 1437250305 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | P.A. |
| Sole proprietor | Yes |
| NPI issued | Sep 25, 2006 |
| Last updated in NPPES | Jul 23, 2025 |
| Certified by provider | Jul 23, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Physician Assistant Primary | 363A00000X | 50.005783RX | OH |
| Physician Assistant | 363A00000X | 023072 | NY |
| Physician Assistant | 363A00000X | 25MP00606400 | NJ |
| Physician Assistant | 363A00000X | 003873 | MI |
| Physician Assistant | 363A00000X | 10002696A | IN |
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 - Physician Assistant (IN); Practitioner - Physician Assistant (ME); Practitioner - Physician Assistant (MI); Practitioner - Physician Assistant (NH); Practitioner - Physician Assistant (NJ); Practitioner - Physician Assistant (NY); Practitioner - Physician Assistant (OH); Practitioner - Physician Assistant (VA); Practitioner - Physician Assistant (WI) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 237 |
|---|---|
| Services billed | 271 across 16 procedure codes |
| Paid by Medicare | $21,776 |
Part D prescriptions in 2024
| Prescriptions (claims) | 300 · 300 30-day fills |
|---|---|
| Patients | 216 |
| Total drug cost | $3,309 |
| Generic share | 96% of claims |
Education and affiliations
| Graduation year | 2002 |
|---|---|
| Medicare specialty | Physician Assistant |
Medical group
- Velocity Urgent Care LLCSuffolk, VA · 83 clinicians
Hospital affiliation
- Sentara Williamsburg Regional Medical CenterWilliamsburg, VA
Industry payments (Open Payments)
- 2025$24.16 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Sanofi Pasteur Inc. | $24.16 | 1 |
What the 2025 payments were for
- Food and Beverage$24.16 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 40 physician assistants in Williamsburg · All physician assistants in Virginia