Catherine Nielsen, APN
NPI 1245916782ActiveIndividual· Nurse Practitioner, Family· Belleville, NJ
Nurse Practitioner, Family (APN) with Medical Associates of Englewood PC and 1 other group, practicing in Belleville, New Jersey. Their prescriptions cost Medicare Part D more than their services did: $274,731 for 852 claims, against $9,029 paid for services in 2024. Tandem Diabetes Care, Inc. was the largest of 2 companies reporting payments in 2025, $79.54 in all, mostly food and beverage. Lists Centrastate Medical Center and 2 other hospitals as hospital affiliations.
Overview
| NPI | 1245916782 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | APN |
| Sole proprietor | No |
| NPI issued | Jun 27, 2023 |
| Last updated in NPPES | Dec 26, 2023 |
| Certified by provider | Dec 26, 2023 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner, Family Primary | 363LF0000X | 26NJ14866900 | NJ |
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 (NJ) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 59 |
|---|---|
| Services billed | 166 across 10 procedure codes |
| Paid by Medicare | $9,029 |
Part D prescriptions in 2024
| Prescriptions (claims) | 852 · 1,806 30-day fills |
|---|---|
| Patients | 178 |
| Total drug cost | $274,731 |
| Generic share | 50% of claims |
Education and affiliations
| Graduation year | 2022 |
|---|---|
| Medicare specialty | Nurse Practitioner |
Medical groups
- Medical Associates of Englewood PCEnglewood, NJ · 540 clinicians
- Freehold Hospitalists, LLCFreehold, NJ · 6 clinicians
Hospital affiliations
- Centrastate Medical CenterFreehold, NJ
- Englewood Hospital and Medical CenterEnglewood, NJ
- Newark Beth Israel Medical CenterNewark, NJ
Industry payments (Open Payments)
- 2025$79.54 · 3 payments from 2 companies
- 2024$22.02 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Tandem Diabetes Care, Inc. | $55.29 | 2 |
| Abbott Laboratories | $24.25 | 1 |
What the 2025 payments were for
- Food and Beverage$79.54 · 3 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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