Mary Kathryn Rudyk, M.D.
NPI 1023165289ActiveIndividual· Internal Medicine· Wilmington, NC
Internal Medicine (M.D.) with Legacy Healthcare Services Inc and 2 other groups, practicing in Wilmington, North Carolina. Their prescriptions cost Medicare Part D more than their services did: $1,771,260 for 28,476 claims, against $441,004 paid for services in 2024. Neurocrine Biosciences, Inc. was the largest of 4 companies reporting payments in 2025, $331.07 in all, mostly food and beverage. Lists Novant Health Brunswick Medical Center and 2 other hospitals as hospital affiliations.
Overview
| NPI | 1023165289 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | Yes |
| NPI issued | Jan 3, 2007 |
| Last updated in NPPES | May 11, 2026 |
| Certified by provider | May 11, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | 94-01010 | NC |
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 - Internal Medicine (NC) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 1,208 |
|---|---|
| Services billed | 6,400 across 49 procedure codes |
| Paid by Medicare | $441,004 |
Part D prescriptions in 2024
| Prescriptions (claims) | 28,476 · 47,870 30-day fills |
|---|---|
| Patients | 1,576 |
| Total drug cost | $1,771,260 |
| Generic share | 88% of claims |
Education and affiliations
| Graduation year | 1978 |
|---|---|
| Medicare specialty | Internal Medicine |
| Secondary specialties | Geriatric Medicine |
| Telehealth | Offers telehealth |
Medical groups
- Legacy Healthcare Services IncGreenville, SC · 3,223 clinicians
- Novant Health Medical Group Coastal Region LLCLeland, NC · 599 clinicians
- Senior Health Associates, P.A.Wilmington, NC · 13 clinicians
Hospital affiliations
- Novant Health Brunswick Medical CenterSupply, NC
- Novant Health New Hanover Regional Medical CenterWilmington, NC
- Pender Memorial HospitalBurgaw, NC
Other facilities
- Centerwell Home HealthHome health agency · Delco, NC
- Liberty Home CareHome health agency · Supply, NC
- Liberty Home Care, LLCHome health agency · Wilmington, NC
- Nhrmc Home CareHome health agency · Rocky Point, NC
- Well Care Home HealthHome health agency · Wilmington, NC
- Liberty Home Care and HospiceHospice · Wilmington, NC
- Lower Cape Fear LifecareHospice · Wilmington, NC
- Bradley Creek Health CenterNursing home · Wilmington, NC
- Liberty Commons Rehabilitation CenterNursing home · Wilmington, NC
- Peak Resources-Wilmington, IncNursing home · Wilmington, NC
Industry payments (Open Payments)
- 2025$331.07 · 4 payments from 4 companies
- 2024$83.50 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Neurocrine Biosciences, Inc. | $136.77 | 1 |
| Otsuka America Pharmaceutical, Inc. | $84.58 | 1 |
| Acadia Pharmaceuticals Inc | $82.45 | 1 |
| E.R. Squibb & Sons, L.L.C. | $27.27 | 1 |
What the 2025 payments were for
- Food and Beverage$303.80 · 3 payments
- Education$27.27 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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