Margarite I. Waller, CRNP
NPI 1316239593ActiveIndividual· Nurse Practitioner· Lancaster, PA
Nurse Practitioner (CRNP) with Lancaster General Hospital, practicing in Lancaster, Pennsylvania. Their prescriptions cost Medicare Part D more than their services did: $196,821 for 3,359 claims, against $55,318 paid for services in 2024. Lists Lancaster General Hospital as a hospital affiliation.
Overview
| NPI | 1316239593 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | CRNP |
| Sole proprietor | No |
| NPI issued | May 6, 2011 |
| Last updated in NPPES | May 6, 2011 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner Primary | 363L00000X | SP011048 | PA |
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 (PA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 168 |
|---|---|
| Services billed | 973 across 27 procedure codes |
| Paid by Medicare | $55,318 |
Part D prescriptions in 2024
| Prescriptions (claims) | 3,359 · 6,196 30-day fills |
|---|---|
| Patients | 327 |
| Total drug cost | $196,821 |
| Generic share | 92% of claims |
Education and affiliations
| Graduation year | 2010 |
|---|---|
| Medicare specialty | Nurse Practitioner |
| Telehealth | Offers telehealth |
Medical group
- Lancaster General HospitalLancaster, PA · 520 clinicians
Hospital affiliation
- Lancaster General HospitalLancaster, PA
Other facilities
- Homestead Village, IncNursing home · Lancaster, PA
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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All 86 nurse practitioners in Lancaster · All nurse practitioners in Pennsylvania