Crystalyn Marchese, DNP, FNP
NPI 1639785819ActiveIndividual· Nurse Practitioner, Family· Rossford, OH
Nurse Practitioner, Family (DNP, FNP) in Rossford, Ohio, trained at Wayne State University School of Medicine (class of 2022). Their prescriptions cost Medicare Part D more than their services did: $298,021 for 4,083 claims, against $33,586 paid for services in 2024. Vertex Pharmaceuticals Incorporated was the largest of 3 companies reporting payments in 2025, $55.73 in all, mostly food and beverage.
Overview
| NPI | 1639785819 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | DNP, FNP |
| Sole proprietor | No |
| NPI issued | Sep 22, 2020 |
| Last updated in NPPES | Nov 3, 2023 |
| Certified by provider | Nov 1, 2022 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner, Family Primary | 363LF0000X | APRN.CNP.0032572 | OH |
| Nurse Practitioner, Family | 363LF0000X | 4704301942 | MI |
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); Practitioner - Nurse Practitioner (OH) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 114 |
|---|---|
| Services billed | 591 across 35 procedure codes |
| Paid by Medicare | $33,586 |
Part D prescriptions in 2024
| Prescriptions (claims) | 4,083 · 8,070 30-day fills |
|---|---|
| Patients | 339 |
| Total drug cost | $298,021 |
| Generic share | 86% of claims |
Education and affiliations
| Medical school | Wayne State University School of Medicine |
|---|---|
| Graduation year | 2022 |
| Medicare specialty | Nurse Practitioner |
Medical group
- Promedica Central PhysiciansToledo, OH · 785 clinicians
Hospital affiliations
- Bay Park Community HospitalOregon, OH
- Mercy St Vincent Medical CenterToledo, OH
- Promedica Toledo HospitalToledo, OH
Other facilities
- Ohioans Home Healthcare, IncHome health agency · Perrysburg, OH
Industry payments (Open Payments)
- 2025$55.73 · 3 payments from 3 companies
- 2024$88.10 · 2 payments from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Vertex Pharmaceuticals Incorporated | $21.01 | 1 |
| Glaxosmithkline, LLC. | $18.89 | 1 |
| Phathom Pharmaceuticals, Inc. | $15.83 | 1 |
What the 2025 payments were for
- Food and Beverage$55.73 · 3 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other Nurse Practitioner, Family providers in Rossford
- 1912284076
- 1235571894