Timothy Glerum, NP
NPI 1255708921ActiveIndividual· Nurse Practitioner· Grand Rapids, MI
Nurse Practitioner (NP) with Spectrum Health Primary Care Partners, practicing in Grand Rapids, Michigan. Their prescriptions cost Medicare Part D more than their services did: $898,190 for 892 claims, against $16,618 paid for services in 2024. Salix Pharmaceuticals, A Division of Bausch Health US, LLC was the largest of 8 companies reporting payments in 2025, $1,032 in all, mostly food and beverage. Lists Corewell Health Big Rapids Hospital and 4 other hospitals as hospital affiliations.
Overview
| NPI | 1255708921 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | NP |
| Sole proprietor | No |
| NPI issued | Aug 28, 2015 |
| Last updated in NPPES | Mar 4, 2021 |
| Certified by provider | Mar 4, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner Primary | 363L00000X | 4704278870 | 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 - Nurse Practitioner (MI) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 215 |
|---|---|
| Services billed | 261 across 11 procedure codes |
| Paid by Medicare | $16,618 |
Part D prescriptions in 2024
| Prescriptions (claims) | 892 · 1,712 30-day fills |
|---|---|
| Patients | 215 |
| Total drug cost | $898,190 |
| Generic share | 70% of claims |
Education and affiliations
| Graduation year | 2015 |
|---|---|
| Medicare specialty | Nurse Practitioner |
| Telehealth | Offers telehealth |
Medical group
- Spectrum Health Primary Care PartnersGrand Rapids, MI · 2,294 clinicians
Hospital affiliations
- Corewell Health Big Rapids HospitalBig Rapids, MI
- Corewell Health Ludington HospitalLudington, MI
- Corewell Health Pennock HospitalHastings, MI
- Spectrum HealthGrand Rapids, MI
- Spectrum Health United HospitalGreenville, MI
Industry payments (Open Payments)
- 2025$1,032 · 34 payments from 8 companies
- 2024$465.40 · 13 payments from 8 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Salix Pharmaceuticals, A Division of Bausch Health US, LLC | $340.75 | 21 |
| Madrigal Pharmaceuticals | $227.90 | 5 |
| Ipsen Biopharmaceuticals, Inc | $126.33 | 2 |
| Novo Nordisk Inc | $120.68 | 1 |
| Boston Scientific Corporation | $113.28 | 1 |
What the 2025 payments were for
- Food and Beverage$1,032 · 34 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 283 nurse practitioners in Grand Rapids · All nurse practitioners in Michigan