Tracy Killian, NP-C
NPI 1477903284ActiveIndividual· Nurse Practitioner, Acute Care· Saint Charles, MO
Nurse Practitioner, Acute Care (NP-C) with Mercy East Ambulatory Services LLC, practicing in Saint Charles, Missouri. In 2024 Medicare paid $6,615 for 102 patients, and Part D covered 316 of their prescriptions, 87% of them generic. Astrazeneca Pharmaceuticals LP reported $19.60 in payments in 2025, mostly food and beverage.
Overview
| NPI | 1477903284 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | NP-C |
| Sole proprietor | No |
| NPI issued | Jun 13, 2016 |
| Last updated in NPPES | Jun 13, 2016 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner, Acute Care Primary | 363LA2100X | 145843 | MO |
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 (MO) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 102 |
|---|---|
| Services billed | 241 across 28 procedure codes |
| Paid by Medicare | $6,615 |
Part D prescriptions in 2024
| Prescriptions (claims) | 316 · 321 30-day fills |
|---|---|
| Patients | 228 |
| Total drug cost | $4,076 |
| Generic share | 87% of claims |
Education and affiliations
| Graduation year | 2015 |
|---|---|
| Medicare specialty | Nurse Practitioner |
Medical group
- Mercy East Ambulatory Services LLCChesterfield, MO · 105 clinicians
Industry payments (Open Payments)
- 2025$19.60 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Astrazeneca Pharmaceuticals LP | $19.60 | 1 |
What the 2025 payments were for
- Food and Beverage$19.60 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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