Mark Burdette Mechak, PA-C
NPI 1891250502ActiveIndividual· Physician Assistant· Gainesville, VA
Physician Assistant (PA-C) with Privia Medical Group, LLC, practicing in Gainesville, Virginia. Their prescriptions cost Medicare Part D more than their services did: $170,365 for 1,534 claims, against $22,383 paid for services in 2024. Novo Nordisk Inc was the largest of 2 companies reporting payments in 2025, $45.08 in all, mostly food and beverage. Lists Inova Fairfax Hospital and 2 other hospitals as hospital affiliations.
Overview
| NPI | 1891250502 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | PA-C |
| Sole proprietor | No |
| NPI issued | Feb 6, 2019 |
| Last updated in NPPES | Feb 6, 2019 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Physician Assistant Primary | 363A00000X | 0110006558 | VA |
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 (VA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 126 |
|---|---|
| Services billed | 604 across 42 procedure codes |
| Paid by Medicare | $22,383 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,534 · 3,608 30-day fills |
|---|---|
| Patients | 160 |
| Total drug cost | $170,365 |
| Generic share | 88% of claims |
Education and affiliations
| Graduation year | 2018 |
|---|---|
| Medicare specialty | Physician Assistant |
| Telehealth | Offers telehealth |
Medical group
- Privia Medical Group, LLCFairfax, VA · 1,533 clinicians
Hospital affiliations
- Inova Fairfax HospitalFalls Church, VA
- Uva Health Haymarket Medical CenterHaymarket, VA
- Uva Health Prince William Medical CenterManassas, VA
Industry payments (Open Payments)
- 2025$45.08 · 2 payments from 2 companies
- 2024$44.66 · 2 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Novo Nordisk Inc | $28.90 | 1 |
| Astrazeneca Pharmaceuticals LP | $16.18 | 1 |
What the 2025 payments were for
- Food and Beverage$45.08 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 19 physician assistants in Gainesville · All physician assistants in Virginia