Letizia A. Barnes, APN
NPI 1114085487ActiveIndividual· Nurse Practitioner, Family· Chicago, IL
Nurse Practitioner, Family (APN) with Ascension Medical Group Promed, practicing in Chicago, Illinois. Their prescriptions cost Medicare Part D more than their services did: $73,775 for 807 claims, against $3,930 paid for services in 2024. Heartflow, Inc. was the largest of 11 companies reporting payments in 2025, $513.81 in all, mostly food and beverage. Lists Borgess Medical Center as a hospital affiliation.
Overview
| NPI | 1114085487 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | APN |
| Sole proprietor | No |
| NPI issued | Dec 5, 2006 |
| Last updated in NPPES | Jul 8, 2007 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner, Family Primary | 363LF0000X | — | IL |
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 (MI) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 57 |
|---|---|
| Services billed | 83 across 8 procedure codes |
| Paid by Medicare | $3,930 |
Part D prescriptions in 2024
| Prescriptions (claims) | 807 · 1,766 30-day fills |
|---|---|
| Patients | 180 |
| Total drug cost | $73,775 |
| Generic share | 88% of claims |
Education and affiliations
| Graduation year | 2006 |
|---|---|
| Medicare specialty | Nurse Practitioner |
Medical group
- Ascension Medical Group PromedKalamazoo, MI · 262 clinicians
Hospital affiliation
- Borgess Medical CenterKalamazoo, MI
Other facilities
- Beacon PlainwellLong-term care hospital · Plainwell, MI
Industry payments (Open Payments)
- 2025$513.81 · 23 payments from 11 companies
- 2024$559.46 · 27 payments from 6 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Heartflow, Inc. | $127.40 | 1 |
| Zoll Services LLC (A/K/A Zoll Lifecor Corp) | $112.33 | 8 |
| Novartis Pharmaceuticals Corporation | $63.54 | 4 |
| E.R. Squibb & Sons, L.L.C. | $36.20 | 2 |
| Medtronic, Inc. | $36.13 | 1 |
What the 2025 payments were for
- Food and Beverage$513.81 · 23 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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