Maricca G. Niemiec, APRN
NPI 1538269469ActiveIndividual· Nurse Practitioner, Family· Longwood, FL
Nurse Practitioner, Family (APRN) with Cardiorenal Therapeutics LLC, practicing in Longwood, Florida. Their prescriptions cost Medicare Part D more than their services did: $105,060 for 1,860 claims, against $31,400 paid for services in 2024. Astellas Pharma US Inc was the largest of 7 companies reporting payments in 2025, $155.31 in all, mostly food and beverage.
Overview
| NPI | 1538269469 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | APRN |
| Sole proprietor | No |
| NPI issued | Sep 22, 2006 |
| Last updated in NPPES | May 21, 2020 |
| Certified by provider | May 21, 2020 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner, Family Primary | 363LF0000X | 3293642 | FL |
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 (FL) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 245 |
|---|---|
| Services billed | 642 across 25 procedure codes |
| Paid by Medicare | $31,400 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,860 · 3,635 30-day fills |
|---|---|
| Patients | 524 |
| Total drug cost | $105,060 |
| Generic share | 88% of claims |
Education and affiliations
| Graduation year | 2003 |
|---|---|
| Medicare specialty | Nurse Practitioner |
Medical group
- Cardiorenal Therapeutics LLCJacksonville, FL · 32 clinicians
Industry payments (Open Payments)
- 2025$155.31 · 7 payments from 7 companies
- 2024$773.33 · 39 payments from 12 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Astellas Pharma US Inc | $34.85 | 1 |
| Exact Sciences Corporation | $23.26 | 1 |
| Novo Nordisk Inc | $22.42 | 1 |
| Glaxosmithkline, LLC. | $21.24 | 1 |
| Dynavax Technologies Corporation | $20.75 | 1 |
What the 2025 payments were for
- Food and Beverage$155.31 · 7 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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