Luke James Marcus, D.O.
NPI 1972746105ActiveIndividual· Internal Medicine· Pontiac, MI
Internal Medicine (D.O.) with Mercy Hospitalists, PLLC and 1 other group, practicing in Pontiac, Michigan. In 2024 Medicare paid $145,731 for 395 patients, and Part D covered 1,036 of their prescriptions, 80% of them generic. Lists Trinity Health Oakland Hospital as a hospital affiliation.
Overview
| NPI | 1972746105 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | D.O. |
| Sole proprietor | Yes |
| NPI issued | Apr 17, 2009 |
| Last updated in NPPES | Jun 27, 2012 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | 5101018125 | MI |
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 - Internal Medicine (MI) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 395 |
|---|---|
| Services billed | 1,912 across 16 procedure codes |
| Paid by Medicare | $145,731 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,036 · 1,043 30-day fills |
|---|---|
| Patients | 46 |
| Total drug cost | $92,300 |
| Generic share | 80% of claims |
Education and affiliations
| Graduation year | 2009 |
|---|---|
| Medicare specialty | Internal Medicine |
Medical groups
- Mercy Hospitalists, PLLCPontaic, MI · 27 clinicians
- Hospitalist Medicine Physicians of Michigan - Saginaw PLLCWaterford, MI · 15 clinicians
Hospital affiliation
- Trinity Health Oakland HospitalPontiac, MI
Other facilities
- St Croix HospiceHospice · Troy, MI
- Select Specialty Hospital-Macomb CountyLong-term care hospital · Mount Clemens, MI
- The Neighborhoods of White LakeNursing home · White Lake, 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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All 132 internal medicine physicians in Pontiac · All internal medicine physicians in Michigan