Melissa M. Grube, M.D.
NPI 1538690292ActiveIndividual· Family Medicine· Mequon, WI
Family Medicine (M.D.) in Mequon, Wisconsin, trained at University of Wisconsin School of Medicine (class of 2017). Their prescriptions cost Medicare Part D more than their services did: $437,144 for 6,150 claims, against $43,817 paid for services in 2024. Glaxosmithkline, LLC. reported $26.67 in payments in 2025, mostly food and beverage.
Overview
| NPI | 1538690292 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | Yes |
| NPI issued | Mar 24, 2017 |
| Last updated in NPPES | Nov 2, 2020 |
| Certified by provider | Nov 2, 2020 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Family Medicine Primary | 207Q00000X | 70308 | WI |
| Student in an Organized Health Care Education/Training Program | 390200000X | — | — |
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 - Family Practice (WI) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 137 |
|---|---|
| Services billed | 495 across 25 procedure codes |
| Paid by Medicare | $43,817 |
Part D prescriptions in 2024
| Prescriptions (claims) | 6,150 · 13,822 30-day fills |
|---|---|
| Patients | 411 |
| Total drug cost | $437,144 |
| Generic share | 87% of claims |
Education and affiliations
| Medical school | University of Wisconsin School of Medicine |
|---|---|
| Graduation year | 2017 |
| Medicare specialty | Family Practice |
| Telehealth | Offers telehealth |
Medical group
- Columbia St Marys Hospital Milwaukee IncMilwaukee, WI · 306 clinicians
Hospital affiliation
- Ascension Columbia St Marys Hospital MilwaukeeMilwaukee, WI
Other facilities
- Ascension at HomeHome health agency · Milwaukee, WI
Industry payments (Open Payments)
- 2025$26.67 · 1 payment from 1 company
- 2024$45.00 · 2 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Glaxosmithkline, LLC. | $26.67 | 1 |
What the 2025 payments were for
- Food and Beverage$26.67 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 29 family medicine physicians in Mequon · All family medicine physicians in Wisconsin