Leila Colson, APRN
NPI 1841955861ActiveIndividual· Nurse Practitioner, Family· Hamden, CT
Nurse Practitioner, Family (APRN) with Margaret Chustecka Internal Medicine of Greater New Haven, practicing in Hamden, Connecticut. Their prescriptions cost Medicare Part D more than their services did: $61,049 for 437 claims, against $12,509 paid for services in 2024. Abbvie Inc. was the largest of 15 companies reporting payments in 2025, $2,254 in all, mostly food and beverage. Lists Yale-New Haven Hospital as a hospital affiliation.
Overview
| NPI | 1841955861 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | APRN |
| Sole proprietor | No |
| NPI issued | Nov 4, 2021 |
| Last updated in NPPES | Aug 19, 2022 |
| Certified by provider | Aug 17, 2022 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner, Family Primary | 363LF0000X | 12.010114 | CT |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 10, 2026 | No match | — |
| New York OMIG · Nov 10, 2026 | No match | — |
| Ohio Medicaid · Nov 10, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 10, 2026 | No match | — |
| Washington HCA · Nov 10, 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 | 142 |
|---|---|
| Services billed | 260 across 22 procedure codes |
| Paid by Medicare | $12,509 |
Part D prescriptions in 2024
| Prescriptions (claims) | 437 · 1,123 30-day fills |
|---|---|
| Patients | 63 |
| Total drug cost | $61,049 |
| Generic share | 88% of claims |
Education and affiliations
| Graduation year | 2021 |
|---|---|
| Medicare specialty | Nurse Practitioner |
| Telehealth | Offers telehealth |
Medical group
- Margaret Chustecka Internal Medicine of Greater New HavenHamden, CT · 30 clinicians
Hospital affiliation
- Yale-New Haven HospitalNew Haven, CT
Industry payments (Open Payments)
- 2025$2,254 · 110 payments from 15 companies
- 2024$2,830 · 138 payments from 17 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abbvie Inc. | $760.62 | 46 |
| Astrazeneca Pharmaceuticals LP | $513.95 | 23 |
| Aimmune Therapeutics, Inc. | $242.14 | 8 |
| Novo Nordisk Inc | $193.91 | 8 |
| Pfizer Inc. | $114.56 | 5 |
What the 2025 payments were for
- Food and Beverage$2,254 · 110 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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