Marisa D. Stringer, NP-C
NPI 1043327034ActiveIndividual· Dermatology· Biloxi, MS
Dermatology (NP-C) with David B Roy DO PA, practicing in Biloxi, Mississippi. Their prescriptions cost Medicare Part D more than their services did: $748,465 for 525 claims, against $51,186 paid for services in 2024. Genzyme Corporation was the largest of 17 companies reporting payments in 2025, $12,752 in all, mostly speaking and faculty fees.
Overview
| NPI | 1043327034 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | NP-C |
| Sole proprietor | No |
| NPI issued | Aug 24, 2006 |
| Last updated in NPPES | May 6, 2026 |
| Certified by provider | May 6, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Dermatology Primary | 207N00000X | R861372 | MS |
| Nurse Practitioner, Family | 363LF0000X | R861372 | MS |
| Nurse Practitioner | 363L00000X | 861372 | MS |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 10, 2026 | No match | — |
| New York OMIG · Nov 10, 2026 | No match | — |
| Ohio Medicaid · Nov 10, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 10, 2026 | No match | — |
| Washington HCA · Nov 10, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Nurse Practitioner (MS) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 265 |
|---|---|
| Services billed | 1,232 across 29 procedure codes |
| Paid by Medicare | $51,186 |
Part D prescriptions in 2024
| Prescriptions (claims) | 525 · 554 30-day fills |
|---|---|
| Patients | 179 |
| Total drug cost | $748,465 |
| Generic share | 74% of claims |
Education and affiliations
| Graduation year | 2004 |
|---|---|
| Medicare specialty | Nurse Practitioner |
Medical group
- David B Roy DO PAHattiesburg, MS · 12 clinicians
Industry payments (Open Payments)
- 2025$12,752 · 127 payments from 17 companies
- 2024$10,437 · 68 payments from 10 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Genzyme Corporation | $7,332 | 24 |
| Regeneron Healthcare Solutions, Inc. | $3,844 | 22 |
| Abbvie Inc. | $303.54 | 20 |
| Novartis Pharmaceuticals Corporation | $270.44 | 9 |
| Leo Pharma Inc. | $227.43 | 6 |
What the 2025 payments were for
- Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program$7,873 · 6 payments
- Food and Beverage$2,550 · 113 payments
- Travel and Lodging$2,228 · 5 payments
- Education$101.42 · 3 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other Dermatology providers in Biloxi
- 1093731697
- 1740156579
- 1043771306