James M. Diekema, PA-C
NPI 1619080702ActiveIndividual· Physician Assistant· Grand Rapids, MI
Physician Assistant (PA-C) with Pic Indiana PC and 3 other groups, practicing in Grand Rapids, Michigan. 197 Medicare patients in 2024, $15,652 paid; nearly all of their 522 Part D prescriptions were generic (96%).
Overview
| NPI | 1619080702 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | PA-C |
| Sole proprietor | No |
| NPI issued | Aug 16, 2006 |
| Last updated in NPPES | Nov 2, 2011 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Physician Assistant Primary | 363A00000X | 5601002769 | 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 - Physician Assistant (IN); Practitioner - Physician Assistant (MI) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 197 |
|---|---|
| Services billed | 288 across 33 procedure codes |
| Paid by Medicare | $15,652 |
Part D prescriptions in 2024
| Prescriptions (claims) | 522 · 523 30-day fills |
|---|---|
| Patients | 371 |
| Total drug cost | $9,396 |
| Generic share | 96% of claims |
Education and affiliations
| Graduation year | 1997 |
|---|---|
| Medicare specialty | Physician Assistant |
Medical groups
- Pic Indiana PCBattle Creek, MI · 140 clinicians
- Complexcare Medical Group Midwest M PLLCJonesboro, GA · 95 clinicians
- Patient One Care, PLLCGrand Rapids, MI · 12 clinicians
- Legacy Physician Group PCLansing, MI · 11 clinicians
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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