Diardre Quinn, M.D.
NPI 1124086871ActiveIndividual· Internal Medicine· Grand Rapids, MI
Internal Medicine (M.D.) with Center for Physical Rehabilitation and Therapy LP and 2 other groups, practicing in Grand Rapids, Michigan. Their prescriptions cost Medicare Part D more than their services did: $352,642 for 5,637 claims, against $58,304 paid for services in 2024. Daiichi Sankyo Inc. was the largest of 4 companies reporting payments in 2025, $118.80 in all, mostly food and beverage. Lists Spectrum Health as a hospital affiliation.
Overview
| NPI | 1124086871 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | May 3, 2006 |
| Last updated in NPPES | Jul 9, 2007 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | 4301067300 | 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 | 128 |
|---|---|
| Services billed | 812 across 33 procedure codes |
| Paid by Medicare | $58,304 |
Part D prescriptions in 2024
| Prescriptions (claims) | 5,637 · 15,143 30-day fills |
|---|---|
| Patients | 542 |
| Total drug cost | $352,642 |
| Generic share | 89% of claims |
Education and affiliations
| Graduation year | 1994 |
|---|---|
| Medicare specialty | Internal Medicine |
Medical groups
- Center for Physical Rehabilitation and Therapy LPGrand Rapids, MI · 369 clinicians
- Center for Physical Rehabilitation IncGrand Rapids, MI · 357 clinicians
- East Paris Internal Medicine Associates PCGrand Rapids, MI · 7 clinicians
Hospital affiliation
- Spectrum HealthGrand Rapids, MI
Industry payments (Open Payments)
- 2025$118.80 · 6 payments from 4 companies
- 2024$162.75 · 7 payments from 4 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Daiichi Sankyo Inc. | $40.21 | 2 |
| Pfizer Inc. | $35.86 | 2 |
| Lilly USA, LLC | $23.82 | 1 |
| Astrazeneca Pharmaceuticals LP | $18.91 | 1 |
What the 2025 payments were for
- Food and Beverage$118.80 · 6 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 508 internal medicine physicians in Grand Rapids · All internal medicine physicians in Michigan