Brianna Michelle Koym, PA
NPI 1912640095ActiveIndividual· Physician Assistant· Port Arthur, TX
Physician Assistant (PA) with Oliver Street 5.01(A) Inc, practicing in Port Arthur, Texas. Their prescriptions cost Medicare Part D more than their services did: $518,257 for 2,242 claims, against $7,501 paid for services in 2024. Regeneron Healthcare Solutions, Inc. was the largest of 4 companies reporting payments in 2025, $96.78 in all, mostly food and beverage.
Overview
| NPI | 1912640095 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | PA |
| Sole proprietor | Yes |
| NPI issued | Apr 18, 2022 |
| Last updated in NPPES | Feb 24, 2023 |
| Certified by provider | Feb 24, 2023 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Physician Assistant Primary | 363A00000X | PA15705 | TX |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 4, 2026 | No match | — |
| New York OMIG · Nov 4, 2026 | No match | — |
| Ohio Medicaid · Nov 4, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 4, 2026 | No match | — |
| Washington HCA · Nov 4, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Physician Assistant (TX) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 45 |
|---|---|
| Services billed | 187 across 22 procedure codes |
| Paid by Medicare | $7,501 |
Part D prescriptions in 2024
| Prescriptions (claims) | 2,242 · 2,370 30-day fills |
|---|---|
| Patients | 678 |
| Total drug cost | $518,257 |
| Generic share | 96% of claims |
Education and affiliations
| Graduation year | 2022 |
|---|---|
| Medicare specialty | Physician Assistant |
Medical group
- Oliver Street 5.01(A) IncCedar Park, TX · 168 clinicians
Industry payments (Open Payments)
- 2025$96.78 · 4 payments from 4 companies
- 2024$448.36 · 13 payments from 4 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Regeneron Healthcare Solutions, Inc. | $34.16 | 1 |
| Amgen Inc. | $25.85 | 1 |
| Novartis Pharmaceuticals Corporation | $19.75 | 1 |
| Arcutis Biotherapeutics, Inc. | $17.02 | 1 |
What the 2025 payments were for
- Food and Beverage$96.78 · 4 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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