Antonietta E. Vaillancourt, PA
NPI 1811403033ActiveIndividual· Physician Assistant, Surgical· Gaithersburg, MD
Physician Assistant, Surgical (PA) with Medstar Urgent Care LLC, practicing in Gaithersburg, Maryland. Mostly services rather than prescriptions: Medicare paid $16,736 for 104 patients in 2024, with only 48 Part D claims.
Overview
| NPI | 1811403033 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | PA |
| Sole proprietor | No |
| NPI issued | Dec 26, 2017 |
| Last updated in NPPES | Feb 20, 2024 |
| Certified by provider | Feb 20, 2024 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Physician Assistant, Surgical Primary | 363AS0400X | C06707 | MD |
| Physician Assistant, Medical | 363AM0700X | AMD-789 | HI |
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 (DC); Practitioner - Physician Assistant (MD) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 104 |
|---|---|
| Services billed | 242 across 34 procedure codes |
| Paid by Medicare | $16,736 |
Part D prescriptions in 2024
| Prescriptions (claims) | 48 · 49 30-day fills |
|---|---|
| Patients | 40 |
| Total drug cost | $542.20 |
| Generic share | 92% of claims |
Education and affiliations
| Graduation year | 2017 |
|---|---|
| Medicare specialty | Physician Assistant |
Medical group
- Medstar Urgent Care LLCWheaton, MD · 300 clinicians
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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