Marianne K. Melnik, MD
NPI 1629142658ActiveIndividual· Surgery, Surgical Oncology· Grand Rapids, MI
Surgery, Surgical Oncology (MD) in Grand Rapids, Michigan, trained at University of Chicago, Pritzker School of Medicine (class of 1983). 85 Medicare patients in 2024, $30,671 paid; nearly all of their 117 Part D prescriptions were generic (99%). Hologic Inc was the largest of 2 companies reporting payments in 2025, $1,297 in all, mostly travel and lodging.
Overview
| NPI | 1629142658 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Nov 20, 2006 |
| Last updated in NPPES | Mar 3, 2021 |
| Certified by provider | Mar 3, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Surgery, Surgical Oncology Primary | 2086X0206X | 4301067619 | MI |
| Internal Medicine, Medical Oncology | 207RX0202X | ML067619 | MI |
| Surgery | 208600000X | ML067619 | 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 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 - Surgical Oncology (MI) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 85 |
|---|---|
| Services billed | 165 across 19 procedure codes |
| Paid by Medicare | $30,671 |
Part D prescriptions in 2024
| Prescriptions (claims) | 117 · 295 30-day fills |
|---|---|
| Patients | 56 |
| Total drug cost | $5,089 |
| Generic share | 99% of claims |
Education and affiliations
| Medical school | University of Chicago, Pritzker School of Medicine |
|---|---|
| Graduation year | 1983 |
| Medicare specialty | Surgical Oncology |
Medical groups
- Spectrum Health Primary Care PartnersGrand Rapids, MI · 2,294 clinicians
- Spectrum Health HospitalsGrand Rapids, MI · 160 clinicians
Hospital affiliation
- Spectrum HealthGrand Rapids, MI
Industry payments (Open Payments)
- 2025$1,297 · 3 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Hologic Inc | $1,139 | 2 |
| Stryker Corporation | $157.11 | 1 |
What the 2025 payments were for
- Travel and Lodging$1,139 · 2 payments
- Food and Beverage$157.11 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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