Anna Marshall, D.O.
NPI 1639559180ActiveIndividual· Internal Medicine, Nephrology· Gastonia, NC
Internal Medicine, Nephrology (D.O.) with Metrolina Nephrology Associates PA, practicing in Gastonia, North Carolina. Their prescriptions cost Medicare Part D more than their services did: $250,776 for 1,326 claims, against $133,979 paid for services in 2024. Lists Carolinas Medical Center/Behav Health and 1 other hospital as hospital affiliations.
Overview
| NPI | 1639559180 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | D.O. |
| Sole proprietor | No |
| NPI issued | May 30, 2015 |
| Last updated in NPPES | Apr 2, 2025 |
| Certified by provider | Apr 2, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Nephrology Primary | 207RN0300X | 2020-01084 | NC |
| Internal Medicine | 207R00000X | UO4362 | FL |
| Internal Medicine, Nephrology | 207RN0300X | LL52009 | SC |
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 - Nephrology (NC); Practitioner - Nephrology (SC) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 281 |
|---|---|
| Services billed | 2,862 across 52 procedure codes |
| Paid by Medicare | $133,979 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,326 · 2,830 30-day fills |
|---|---|
| Patients | 250 |
| Total drug cost | $250,776 |
| Generic share | 90% of claims |
Education and affiliations
| Graduation year | 2015 |
|---|---|
| Medicare specialty | Nephrology |
| Secondary specialties | Internal Medicine |
Medical group
- Metrolina Nephrology Associates PAMonroe, NC · 86 clinicians
Hospital affiliations
- Carolinas Medical Center/Behav HealthCharlotte, NC
- Caromont Regional Medical CenterGastonia, NC
Other facilities
- Fresenius Medical Care GastoniaDialysis facility · Gastonia, NC
- Fresenius Kidney Care North GastonDialysis facility · Dallas, NC
Industry payments (Open Payments)
None reported for 2025 or 2024.
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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