Christopher Sullivan, APRN
NPI 1598297665ActiveIndividual· Nurse Practitioner, Family· Wallingford, CT
Nurse Practitioner, Family (APRN) with Pei Sun Md.Llc, practicing in Wallingford, Connecticut. Part D covered 4,832 prescriptions written in 2024, 91% of them generic. Medtronic, Inc. reported $25.40 in payments in 2025, mostly food and beverage. Lists Yale-New Haven Hospital as a hospital affiliation.
Overview
| NPI | 1598297665 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | APRN |
| Sole proprietor | No |
| NPI issued | Mar 29, 2017 |
| Last updated in NPPES | Mar 29, 2017 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner, Family Primary | 363LF0000X | 6981 | 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) |
|---|
Part D prescriptions in 2024
| Prescriptions (claims) | 4,832 · 11,331 30-day fills |
|---|---|
| Patients | 644 |
| Total drug cost | $288,169 |
| Generic share | 91% of claims |
Education and affiliations
| Graduation year | 2016 |
|---|---|
| Medicare specialty | Nurse Practitioner |
Medical group
- Pei Sun Md.LlcWallingford, CT · 4 clinicians
Hospital affiliation
- Yale-New Haven HospitalNew Haven, CT
Industry payments (Open Payments)
- 2025$25.40 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Medtronic, Inc. | $25.40 | 1 |
What the 2025 payments were for
- Food and Beverage$25.40 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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