Holly Haldan Herr, PA
NPI 1417710781ActiveIndividual· Physician Assistant, Medical· Charleston, SC
Physician Assistant, Medical (PA) with Coastal Vascular and Vein Center PA, practicing in Charleston, South Carolina. Mostly services rather than prescriptions: Medicare paid $452,083 for 417 patients in 2024, with only 43 Part D claims. Boston Scientific Corporation was the largest of 5 companies reporting payments in 2025, $325.07 in all, mostly food and beverage. Lists Colleton Medical Center and 2 other hospitals as hospital affiliations.
Overview
| NPI | 1417710781 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | PA |
| Sole proprietor | Yes |
| NPI issued | Jan 31, 2024 |
| Last updated in NPPES | Apr 17, 2026 |
| Certified by provider | Apr 17, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Physician Assistant, Medical Primary | 363AM0700X | 5198 | SC |
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 (SC) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 417 |
|---|---|
| Services billed | 1,045 across 30 procedure codes |
| Paid by Medicare | $452,083 |
Part D prescriptions in 2024
| Prescriptions (claims) | 43 · 66 30-day fills |
|---|---|
| Patients | 28 |
| Total drug cost | $13,245 |
| Generic share | 74% of claims |
Education and affiliations
| Graduation year | 2023 |
|---|---|
| Medicare specialty | Physician Assistant |
Medical group
- Coastal Vascular and Vein Center PAMt Pleasant, SC · 12 clinicians
Hospital affiliations
- Colleton Medical CenterWalterboro, SC
- Grand Strand Regional Medical CenterMyrtle Beach, SC
- Trident Medical CenterCharleston, SC
Industry payments (Open Payments)
- 2025$325.07 · 11 payments from 5 companies
- 2024$411.08 · 14 payments from 6 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Boston Scientific Corporation | $192.64 | 6 |
| Medtronic, Inc. | $49.75 | 2 |
| Lemaitre Vascular, Inc. | $37.17 | 1 |
| Endologix LLC | $23.03 | 1 |
| Philips North America LLC | $22.48 | 1 |
What the 2025 payments were for
- Food and Beverage$325.07 · 11 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 78 physician assistants in Charleston · All physician assistants in South Carolina