Daniel Richard Brennan, PA
NPI 1851808620ActiveIndividual· Physician Assistant· Grand Rapids, MI
Physician Assistant (PA) with Spectrum Health Primary Care Partners, practicing in Grand Rapids, Michigan. Their prescriptions cost Medicare Part D more than their services did: $104,817 for 978 claims, against $7,767 paid for services in 2024. Harmony Biosciences LLC was the largest of 4 companies reporting payments in 2025, $87.38 in all, mostly food and beverage. Lists Corewell Health Ludington Hospital and 1 other hospital as hospital affiliations.
Overview
| NPI | 1851808620 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | PA |
| Sole proprietor | No |
| NPI issued | Jan 3, 2018 |
| Last updated in NPPES | Jan 29, 2024 |
| Certified by provider | Jan 29, 2024 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Physician Assistant Primary | 363A00000X | 5601008528 | 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 - Physician Assistant (MI) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 107 |
|---|---|
| Services billed | 135 across 7 procedure codes |
| Paid by Medicare | $7,767 |
Part D prescriptions in 2024
| Prescriptions (claims) | 978 · 1,734 30-day fills |
|---|---|
| Patients | 219 |
| Total drug cost | $104,817 |
| Generic share | 85% of claims |
Education and affiliations
| Graduation year | 2017 |
|---|---|
| Medicare specialty | Physician Assistant |
| Telehealth | Offers telehealth |
Medical group
- Spectrum Health Primary Care PartnersGrand Rapids, MI · 2,294 clinicians
Hospital affiliations
- Corewell Health Ludington HospitalLudington, MI
- Spectrum HealthGrand Rapids, MI
Industry payments (Open Payments)
- 2025$87.38 · 4 payments from 4 companies
- 2024$137.64 · 7 payments from 6 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Harmony Biosciences LLC | $25.91 | 1 |
| Axsome Therapeutics, Inc. | $24.69 | 1 |
| Avadel Cns Pharmaceuticals, LLC | $20.75 | 1 |
| Amgen Inc. | $16.03 | 1 |
What the 2025 payments were for
- Food and Beverage$87.38 · 4 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 936 physician assistants in Grand Rapids · All physician assistants in Michigan