Kathleen Mackenzie, APRN
NPI 1942715818ActiveIndividual· Nurse Practitioner, Psych/Mental Health· Dayville, CT
Nurse Practitioner, Psych/Mental Health (APRN) with United Services Inc and 1 other group, practicing in Dayville, Connecticut. Their prescriptions cost Medicare Part D more than their services did: $512,915 for 3,865 claims, against $27,177 paid for services in 2024. Iti, Inc. (D/B/A Intra-Cellular Therapies, Inc.) was the largest of 9 companies reporting payments in 2025, $966.35 in all, mostly food and beverage. Lists Day Kimball Hospital as a hospital affiliation.
Overview
| NPI | 1942715818 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | APRN |
| Sole proprietor | No |
| NPI issued | Dec 13, 2017 |
| Last updated in NPPES | Dec 6, 2019 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner, Psych/Mental Health Primary | 363LP0808X | 7398 | CT |
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 (CT) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 58 |
|---|---|
| Services billed | 334 across 9 procedure codes |
| Paid by Medicare | $27,177 |
Part D prescriptions in 2024
| Prescriptions (claims) | 3,865 · 4,434 30-day fills |
|---|---|
| Patients | 179 |
| Total drug cost | $512,915 |
| Generic share | 94% of claims |
Education and affiliations
| Graduation year | 2017 |
|---|---|
| Medicare specialty | Nurse Practitioner |
| Telehealth | Offers telehealth |
Medical groups
- United Services IncMansfield Center, CT · 32 clinicians
- Day Kimball Healthcare, Inc.Putnam, CT · 26 clinicians
Hospital affiliation
- Day Kimball HospitalPutnam, CT
Industry payments (Open Payments)
- 2025$966.35 · 46 payments from 9 companies
- 2024$723.19 · 36 payments from 7 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Iti, Inc. (D/B/A Intra-Cellular Therapies, Inc.) | $188.46 | 4 |
| Vanda Pharmaceuticals Inc. | $170.41 | 9 |
| Teva Pharmaceuticals USA, Inc. | $161.71 | 7 |
| Abbvie Inc. | $135.08 | 10 |
| E.R. Squibb & Sons, L.L.C. | $102.66 | 6 |
What the 2025 payments were for
- Food and Beverage$954.48 · 45 payments
- Education$11.87 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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