Melissa Marie O'Hanison, NP
NPI 1790382323ActiveIndividual· Nurse Practitioner, Family· West Allis, WI
Nurse Practitioner, Family (NP) with Prohealth Medical Group Inc, practicing in West Allis, Wisconsin. Their prescriptions cost Medicare Part D more than their services did: $194,058 for 511 claims, against $3,261 paid for services in 2024. Lists Waukesha Memorial Hospital as a hospital affiliation.
Overview
| NPI | 1790382323 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | NP |
| Sole proprietor | No |
| NPI issued | Oct 6, 2020 |
| Last updated in NPPES | Oct 28, 2025 |
| Certified by provider | Oct 28, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner, Family Primary | 363LF0000X | 10439-33 | WI |
| Nurse Practitioner | 363L00000X | 10439 | WI |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 4, 2026 | No match | — |
| New York OMIG · Nov 4, 2026 | No match | — |
| Ohio Medicaid · Nov 4, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 4, 2026 | No match | — |
| Washington HCA · Nov 4, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Nurse Practitioner (WI) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 43 |
|---|---|
| Services billed | 52 across 11 procedure codes |
| Paid by Medicare | $3,261 |
Part D prescriptions in 2024
| Prescriptions (claims) | 511 · 934 30-day fills |
|---|---|
| Patients | 146 |
| Total drug cost | $194,058 |
| Generic share | 74% of claims |
Education and affiliations
| Graduation year | 2020 |
|---|---|
| Medicare specialty | Nurse Practitioner |
| Telehealth | Offers telehealth |
Medical group
- Prohealth Medical Group IncMukwonago, WI · 479 clinicians
Hospital affiliation
- Waukesha Memorial HospitalWaukesha, WI
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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