Carolyn Muller Hull, NP
NPI 1578956058ActiveIndividual· Nurse Practitioner· Raleigh, NC
Nurse Practitioner (NP) with North Carolina Nephrology PA, practicing in Raleigh, North Carolina. Their prescriptions cost Medicare Part D more than their services did: $227,325 for 649 claims, against $11,045 paid for services in 2024. Amgen Inc. was the largest of 17 companies reporting payments in 2025, $726.02 in all, mostly food and beverage. Lists Rex Hospital and 1 other hospital as hospital affiliations.
Overview
| NPI | 1578956058 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | NP |
| Sole proprietor | No |
| NPI issued | Mar 9, 2015 |
| Last updated in NPPES | Sep 17, 2024 |
| Certified by provider | Sep 17, 2024 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner Primary | 363L00000X | 5011732 | NC |
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 - Nurse Practitioner (AZ); Practitioner - Nurse Practitioner (NC) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 90 |
|---|---|
| Services billed | 219 across 14 procedure codes |
| Paid by Medicare | $11,045 |
Part D prescriptions in 2024
| Prescriptions (claims) | 649 · 1,182 30-day fills |
|---|---|
| Patients | 152 |
| Total drug cost | $227,325 |
| Generic share | 84% of claims |
Education and affiliations
| Graduation year | 2016 |
|---|---|
| Medicare specialty | Nurse Practitioner |
| Telehealth | Offers telehealth |
Medical group
- North Carolina Nephrology PASmithfield, NC · 58 clinicians
Hospital affiliations
- Rex HospitalRaleigh, NC
- Wakemed, Raleigh CampusRaleigh, NC
Industry payments (Open Payments)
- 2025$726.02 · 34 payments from 17 companies
- 2024$585.44 · 27 payments from 11 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Amgen Inc. | $144.84 | 7 |
| Otsuka America Pharmaceutical, Inc. | $86.17 | 3 |
| Fresenius USA Marketing, Inc. | $79.22 | 4 |
| Novartis Pharmaceuticals Corporation | $70.30 | 3 |
| Glaxosmithkline, LLC. | $50.24 | 2 |
What the 2025 payments were for
- Food and Beverage$726.02 · 34 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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