Karen Vanessa Macey-Stewart, MSN, APN-C
NPI 1831502806ActiveIndividual· Nurse Practitioner· Cedar Knolls, NJ
Nurse Practitioner (MSN, APN-C) with Practice Associates Medical Group, practicing in Cedar Knolls, New Jersey. Enrolled in Medicare as practitioner - nurse practitioner and practitioner - nurse practitioner. Merz Pharmaceuticals, LLC reported $37.19 in payments in 2025, mostly food and beverage. Lists Overlook Medical Center as a hospital affiliation.
Overview
| NPI | 1831502806 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MSN, APN-C |
| Sole proprietor | Yes |
| NPI issued | Jun 8, 2014 |
| Last updated in NPPES | Nov 12, 2025 |
| Certified by provider | Nov 12, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner Primary | 363L00000X | 26NJ00493100 | NJ |
| Hospice Care, Community Based | 251G00000X | 26NR00493100 | NJ |
| Registered Nurse, Pain Management | 163WP0000X | 26NJ00493100 | NJ |
| Nurse Anesthetist, Certified Registered | 367500000X | 26NR00493100 | NJ |
| Nurse Practitioner, Adult Health | 363LA2200X | 204825 | LA |
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 (LA); Practitioner - Nurse Practitioner (NJ) |
|---|
Education and affiliations
| Graduation year | 2014 |
|---|---|
| Medicare specialty | Nurse Practitioner |
Medical group
- Practice Associates Medical GroupSummit, NJ · 1,408 clinicians
Hospital affiliation
- Overlook Medical CenterSummit, NJ
Industry payments (Open Payments)
- 2025$37.19 · 2 payments from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Merz Pharmaceuticals, LLC | $37.19 | 2 |
What the 2025 payments were for
- Food and Beverage$37.19 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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