Andrew Marques Vierra, MD
NPI 1871278655ActiveIndividual· Emergency Medicine· Lexington, KY
Emergency Medicine (MD) with Oldham County Emergency Physicians, LLC and 1 other group, practicing in Lexington, Kentucky. Part D covered 111 prescriptions written in 2024, 96% of them generic. Salix Pharmaceuticals, A Division of Bausch Health US, LLC was the largest of 2 companies reporting payments in 2025, $358.60 in all, mostly food and beverage. Lists Ascension St Vincent Jennings and 3 other hospitals as hospital affiliations.
Overview
| NPI | 1871278655 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Jun 19, 2023 |
| Last updated in NPPES | Sep 4, 2026 |
| Certified by provider | Sep 4, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Emergency Medicine Primary | 207P00000X | 4351050966 | MI |
| Emergency Medicine, Pediatric Emergency Medicine | 207PP0204X | 61908 | KY |
| Emergency Medicine | 207P00000X | 01100095A | 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 - Emergency Medicine (IA); Practitioner - Emergency Medicine (IN); Practitioner - Emergency Medicine (KY) |
|---|
Part D prescriptions in 2024
| Prescriptions (claims) | 111 · 111 30-day fills |
|---|---|
| Patients | 73 |
| Total drug cost | $1,260 |
| Generic share | 96% of claims |
Education and affiliations
| Graduation year | 2022 |
|---|---|
| Medicare specialty | Emergency Medicine |
Medical groups
- Oldham County Emergency Physicians, LLCLa Grange, KY · 44 clinicians
- Cedar Falls Emergency Physicians, LLCCedar Falls, IA · 20 clinicians
Hospital affiliations
- Ascension St Vincent JenningsNorth Vernon, IN
- Baptist Health LagrangeLa Grange, KY
- Mercyone Waterloo Medical CenterWaterloo, IA
- Sartori Memorial Hospital, IncCedar Falls, IA
Industry payments (Open Payments)
- 2025$358.60 · 3 payments from 2 companies
- 2024$235.48 · 2 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Salix Pharmaceuticals, A Division of Bausch Health US, LLC | $233.86 | 2 |
| Bayer Healthcare Pharmaceuticals Inc. | $124.74 | 1 |
What the 2025 payments were for
- Food and Beverage$358.60 · 3 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 226 emergency medicine physicians in Lexington · All emergency medicine physicians in Kentucky