Marietta R. Caiarelli, FNP
NPI 1891993481ActiveIndividual· Nurse Practitioner, Family· Saint Louis, MO
Nurse Practitioner, Family (FNP) with Emergency Physicians of St Lukes LLC and 1 other group, practicing in Saint Louis, Missouri. In 2024 Medicare paid $7,398 for 188 patients, and Part D covered 148 of their prescriptions, 82% of them generic. Lists St Lukes Hospital as a hospital affiliation.
Overview
| NPI | 1891993481 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | FNP |
| Sole proprietor | No |
| NPI issued | Jul 5, 2007 |
| Last updated in NPPES | May 12, 2009 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner, Family Primary | 363LF0000X | 142745 | 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 | 188 |
|---|---|
| Services billed | 206 across 10 procedure codes |
| Paid by Medicare | $7,398 |
Part D prescriptions in 2024
| Prescriptions (claims) | 148 · 148 30-day fills |
|---|---|
| Patients | 121 |
| Total drug cost | $2,672 |
| Generic share | 82% of claims |
Education and affiliations
| Graduation year | 1996 |
|---|---|
| Medicare specialty | Nurse Practitioner |
Medical groups
- Emergency Physicians of St Lukes LLCEllisville, MO · 61 clinicians
- Premier Medical Physicians LLCSaint Louis, MO · 9 clinicians
Hospital affiliation
- St Lukes HospitalChesterfield, MO
Industry payments (Open Payments)
None reported for 2025 or 2024.
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 743 family nurse practitioners in Saint Louis · All family nurse practitioners in Missouri