Katherine Ruiz, PA-C
NPI 1134675978ActiveIndividual· Physician Assistant, Medical· Daniel Island, SC
Physician Assistant, Medical (PA-C) with Roper Saint Francis Physicians Network, practicing in Daniel Island, South Carolina. Their prescriptions cost Medicare Part D more than their services did: $47,324 for 828 claims, against $9,792 paid for services in 2024. Pfizer Inc. was the largest of 13 companies reporting payments in 2025, $521.34 in all, mostly food and beverage. Lists Bon Secours-St Francis Xavier Hospital and 3 other hospitals as hospital affiliations.
Overview
| NPI | 1134675978 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | PA-C |
| Sole proprietor | No |
| NPI issued | Aug 31, 2016 |
| Last updated in NPPES | Oct 21, 2026 |
| Certified by provider | Oct 21, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Physician Assistant, Medical Primary | 363AM0700X | 4880 | 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 | 71 |
|---|---|
| Services billed | 460 across 37 procedure codes |
| Paid by Medicare | $9,792 |
Part D prescriptions in 2024
| Prescriptions (claims) | 828 · 1,762 30-day fills |
|---|---|
| Patients | 144 |
| Total drug cost | $47,324 |
| Generic share | 89% of claims |
Education and affiliations
| Graduation year | 2016 |
|---|---|
| Medicare specialty | Physician Assistant |
| Telehealth | Offers telehealth |
Medical group
- Roper Saint Francis Physicians NetworkN Charleston, SC · 528 clinicians
Hospital affiliations
- Bon Secours-St Francis Xavier HospitalCharleston, SC
- Mount Pleasant HospitalMount Pleasant, SC
- Roper HospitalCharleston, SC
- Roper St Francis Hospital-Berkeley IncSummerville, SC
Industry payments (Open Payments)
- 2025$521.34 · 25 payments from 13 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Pfizer Inc. | $117.21 | 6 |
| Novo Nordisk Inc | $88.92 | 4 |
| Axsome Therapeutics, Inc. | $75.73 | 3 |
| Abbvie Inc. | $38.17 | 2 |
| Exact Sciences Corporation | $37.70 | 2 |
What the 2025 payments were for
- Food and Beverage$521.34 · 25 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other physician assistants in Daniel Island
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- 1609062108