Marcella Elizabeth Roach, PA-C
NPI 1568996387ActiveIndividual· Physician Assistant, Surgical· Arlington, VA
Physician Assistant, Surgical (PA-C) with Anderson Clinic LLC, practicing in Arlington, Virginia. 313 Medicare patients in 2024, $47,450 paid; nearly all of their 183 Part D prescriptions were generic (99%). Stryker Corporation was the largest of 4 companies reporting payments in 2025, $448.02 in all, mostly food and beverage. Lists Inova Alexandria Hospital and 2 other hospitals as hospital affiliations.
Overview
| NPI | 1568996387 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | PA-C |
| Sole proprietor | No |
| NPI issued | Apr 18, 2017 |
| Last updated in NPPES | Jun 20, 2018 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Physician Assistant, Surgical Primary | 363AS0400X | 0110005724 | 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 (DC) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 313 |
|---|---|
| Services billed | 4,121 across 30 procedure codes |
| Paid by Medicare | $47,450 |
Part D prescriptions in 2024
| Prescriptions (claims) | 183 · 186 30-day fills |
|---|---|
| Patients | 104 |
| Total drug cost | $1,260 |
| Generic share | 99% of claims |
Education and affiliations
| Graduation year | 2017 |
|---|---|
| Medicare specialty | Physician Assistant |
Medical group
- Anderson Clinic LLCAlexandria, VA · 76 clinicians
Hospital affiliations
- Inova Alexandria HospitalAlexandria, VA
- Inova Fair Oaks HospitalFairfax, VA
- Inova Mount Vernon HospitalAlexandria, VA
Industry payments (Open Payments)
- 2025$448.02 · 10 payments from 4 companies
- 2024$159.71 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Stryker Corporation | $278.17 | 7 |
| Pacira Pharmaceuticals Incorporated | $121.72 | 1 |
| Depuy Synthes Sales Inc. | $31.56 | 1 |
| Supreme Orthopedic Systems, LLC | $16.57 | 1 |
What the 2025 payments were for
- Food and Beverage$387.91 · 8 payments
- Travel and Lodging$60.11 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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