William Daryll Parkkonen, NP
NPI 1851454276ActiveIndividual· Nurse Practitioner, Psych/Mental Health· Marquette, MI
Nurse Practitioner, Psych/Mental Health (NP) with Dlp Marquette Physician Practices Inc, practicing in Marquette, Michigan. Their prescriptions cost Medicare Part D more than their services did: $74,268 for 2,521 claims, against $27,684 paid for services in 2024. Lists Bell Hospital and 1 other hospital as hospital affiliations.
Overview
| NPI | 1851454276 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | NP |
| Sole proprietor | No |
| NPI issued | Dec 18, 2006 |
| Last updated in NPPES | Feb 25, 2008 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner, Psych/Mental Health Primary | 363LP0808X | 4704207327 | 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) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 68 |
|---|---|
| Services billed | 554 across 9 procedure codes |
| Paid by Medicare | $27,684 |
Part D prescriptions in 2024
| Prescriptions (claims) | 2,521 · 3,267 30-day fills |
|---|---|
| Patients | 159 |
| Total drug cost | $74,268 |
| Generic share | 97% of claims |
Education and affiliations
| Graduation year | 2005 |
|---|---|
| Medicare specialty | Nurse Practitioner |
| Telehealth | Offers telehealth |
Medical group
- Dlp Marquette Physician Practices IncMarquette, MI · 197 clinicians
Hospital affiliations
- Bell HospitalIshpeming, MI
- Uphs Marquette Dlp HospitalMarquette, MI
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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