Marilyn Chandross, NP
NPI 1023352648ActiveIndividual· Nurse Practitioner, Adult Health· Pontiac, MI
Nurse Practitioner, Adult Health (NP) with Michigan Healthcare Professionals PC, practicing in Pontiac, Michigan. Their prescriptions cost Medicare Part D more than their services did: $3,719 for 113 claims, against $2,083 paid for services in 2024. Merck Sharp & Dohme LLC was the largest of 5 companies reporting payments in 2025, $173.42 in all, mostly food and beverage. Lists Trinity Health Oakland Hospital as a hospital affiliation.
Overview
| NPI | 1023352648 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | NP |
| Sole proprietor | No |
| NPI issued | Nov 20, 2012 |
| Last updated in NPPES | Nov 20, 2012 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner, Adult Health Primary | 363LA2200X | 4704169530 | 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 | 37 |
|---|---|
| Services billed | 41 across 9 procedure codes |
| Paid by Medicare | $2,083 |
Part D prescriptions in 2024
| Prescriptions (claims) | 113 · 162 30-day fills |
|---|---|
| Patients | 48 |
| Total drug cost | $3,719 |
| Generic share | 96% of claims |
Education and affiliations
| Graduation year | 1995 |
|---|---|
| Medicare specialty | Nurse Practitioner |
Medical group
- Michigan Healthcare Professionals PCClarkston, MI · 529 clinicians
Hospital affiliation
- Trinity Health Oakland HospitalPontiac, MI
Industry payments (Open Payments)
- 2025$173.42 · 9 payments from 5 companies
- 2024$1,757 · 22 payments from 5 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Merck Sharp & Dohme LLC | $63.11 | 3 |
| Zoll Services LLC (A/K/A Zoll Lifecor Corp) | $34.80 | 3 |
| Novartis Pharmaceuticals Corporation | $32.14 | 1 |
| Cvrx, Inc. | $27.48 | 1 |
| Abbott Laboratories | $15.89 | 1 |
What the 2025 payments were for
- Food and Beverage$173.42 · 9 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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