Kaleigh Heather O'Neil, FNP-BC
NPI 1831765296ActiveIndividual· Nurse Practitioner, Family· Leominster, MA
Nurse Practitioner, Family (FNP-BC) with Northeast Allergy, Asthma and Immunology, PC, practicing in Leominster, Massachusetts. Their prescriptions cost Medicare Part D more than their services did: $106,254 for 182 claims, against $7,940 paid for services in 2024. Regeneron Healthcare Solutions, Inc. was the largest of 12 companies reporting payments in 2025, $1,482 in all, mostly food and beverage.
Overview
| NPI | 1831765296 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | FNP-BC |
| Sole proprietor | Yes |
| NPI issued | May 27, 2021 |
| Last updated in NPPES | Aug 1, 2025 |
| Certified by provider | Jul 9, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner, Family Primary | 363LF0000X | RN2314539 | MA |
| Nurse Practitioner | 363L00000X | RN2314539 | MA |
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 (MA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 107 |
|---|---|
| Services billed | 989 across 19 procedure codes |
| Paid by Medicare | $7,940 |
Part D prescriptions in 2024
| Prescriptions (claims) | 182 · 256 30-day fills |
|---|---|
| Patients | 52 |
| Total drug cost | $106,254 |
| Generic share | 43% of claims |
Education and affiliations
| Graduation year | 2021 |
|---|---|
| Medicare specialty | Nurse Practitioner |
Medical group
- Northeast Allergy, Asthma and Immunology, PCLeominster, MA · 10 clinicians
Industry payments (Open Payments)
- 2025$1,482 · 86 payments from 12 companies
- 2024$1,679 · 94 payments from 15 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Regeneron Healthcare Solutions, Inc. | $371.50 | 23 |
| Astrazeneca Pharmaceuticals LP | $347.89 | 27 |
| Amgen Inc. | $166.10 | 8 |
| Genzyme Corporation | $160.54 | 10 |
| Novartis Pharmaceuticals Corporation | $113.50 | 5 |
What the 2025 payments were for
- Food and Beverage$1,349 · 84 payments
- Education$133.22 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 47 family nurse practitioners in Leominster · All family nurse practitioners in Massachusetts