Kelly Catherine O'Sullivan, MSN, AGACNP-BC
NPI 1043913668ActiveIndividual· Nurse Practitioner, Acute Care· New York, NY
Nurse Practitioner, Acute Care (MSN, AGACNP-BC) with Memorial Anesthesiology Group, practicing in New York, New York. Their prescriptions cost Medicare Part D more than their services did: $10,576 for 25 claims, against $1,453 paid for services in 2024. E.R. Squibb & Sons, L.L.C. was the largest of 4 companies reporting payments in 2025, $263.91 in all, mostly food and beverage. Lists NYU Langone Hospitals as a hospital affiliation.
Overview
| NPI | 1043913668 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MSN, AGACNP-BC |
| Sole proprietor | No |
| NPI issued | Mar 23, 2023 |
| Last updated in NPPES | May 18, 2026 |
| Certified by provider | May 18, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner, Acute Care Primary | 363LA2100X | F432536-01 | NY |
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 (NY) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 11 |
|---|---|
| Services billed | 17 across 2 procedure codes |
| Paid by Medicare | $1,453 |
Part D prescriptions in 2024
| Prescriptions (claims) | 25 · 31 30-day fills |
|---|---|
| Patients | 17 |
| Total drug cost | $10,576 |
| Generic share | 80% of claims |
Education and affiliations
| Graduation year | 2022 |
|---|---|
| Medicare specialty | Nurse Practitioner |
Medical group
- Memorial Anesthesiology GroupNew York, NY · 302 clinicians
Hospital affiliation
- NYU Langone HospitalsNew York, NY
Other facilities
- Rusk RehabilitationInpatient rehabilitation facility · New York, NY
Industry payments (Open Payments)
- 2025$263.91 · 7 payments from 4 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| E.R. Squibb & Sons, L.L.C. | $121.99 | 1 |
| Boston Scientific Corporation | $96.94 | 4 |
| Daiichi Sankyo Inc. | $29.52 | 1 |
| Abbvie Inc. | $15.46 | 1 |
What the 2025 payments were for
- Food and Beverage$263.91 · 7 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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