Mary Grace Reyta Estampa, NP
NPI 1609578806ActiveIndividual· Nurse Practitioner, Family· Milford, DE
Nurse Practitioner, Family (NP) with Cardiology Physicians, LLC, practicing in Milford, Delaware. Their prescriptions cost Medicare Part D more than their services did: $322,323 for 698 claims, against $14,099 paid for services in 2024. Pfizer Inc. was the largest of 5 companies reporting payments in 2025, $215.34 in all, mostly food and beverage. Lists Beebe Medical Center and 1 other hospital as hospital affiliations.
Overview
| NPI | 1609578806 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | NP |
| Sole proprietor | No |
| NPI issued | Mar 20, 2023 |
| Last updated in NPPES | Oct 30, 2026 |
| Certified by provider | Oct 30, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner, Family Primary | 363LF0000X | SP027109 | PA |
| Nurse Practitioner, Family | 363LF0000X | LG-0013185 | DE |
| Registered Nurse | 163W00000X | RN685502 | PA |
| Registered Nurse | 163W00000X | 26NR22203600 | NJ |
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 - Nurse Practitioner (DE) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 115 |
|---|---|
| Services billed | 337 across 7 procedure codes |
| Paid by Medicare | $14,099 |
Part D prescriptions in 2024
| Prescriptions (claims) | 698 · 1,541 30-day fills |
|---|---|
| Patients | 174 |
| Total drug cost | $322,323 |
| Generic share | 79% of claims |
Education and affiliations
| Graduation year | 2022 |
|---|---|
| Medicare specialty | Nurse Practitioner |
Medical group
- Cardiology Physicians, LLCNewark, DE · 49 clinicians
Hospital affiliations
- Beebe Medical CenterLewes, DE
- Thomas Jefferson University HospitalPhiladelphia, PA
Industry payments (Open Payments)
- 2025$215.34 · 11 payments from 5 companies
- 2024$201.62 · 6 payments from 4 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Pfizer Inc. | $64.81 | 3 |
| Impulse Dynamics (USA) Inc. | $55.39 | 4 |
| Novartis Pharmaceuticals Corporation | $39.27 | 2 |
| Scpharmaceuticals Inc. | $31.87 | 1 |
| Bayer Healthcare Pharmaceuticals Inc. | $24.00 | 1 |
What the 2025 payments were for
- Food and Beverage$215.34 · 11 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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