Erin Elizabeth Van Tiem, PA-C
NPI 1255565685ActiveIndividual· Physician Assistant· Plymouth, MI
Physician Assistant (PA-C) in Plymouth, Michigan, trained at Loma Linda University School of Medicine (class of 2008). Their prescriptions cost Medicare Part D more than their services did: $137,722 for 730 claims, against $81,844 paid for services in 2024. Abbvie Inc. was the largest of 19 companies reporting payments in 2025, $2,009 in all, mostly food and beverage.
Overview
| NPI | 1255565685 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | PA-C |
| Sole proprietor | No |
| NPI issued | May 13, 2009 |
| Last updated in NPPES | Apr 25, 2023 |
| Certified by provider | Apr 25, 2023 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Physician Assistant Primary | 363A00000X | 5601005456 | 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 | 306 |
|---|---|
| Services billed | 1,849 across 67 procedure codes |
| Paid by Medicare | $81,844 |
Part D prescriptions in 2024
| Prescriptions (claims) | 730 · 827 30-day fills |
|---|---|
| Patients | 316 |
| Total drug cost | $137,722 |
| Generic share | 91% of claims |
Education and affiliations
| Medical school | Loma Linda University School of Medicine |
|---|---|
| Graduation year | 2008 |
| Medicare specialty | Physician Assistant |
Medical group
- Forefront Dermatology SCSouthlake, TX · 662 clinicians
Hospital affiliation
- Trinity Health Ann Arbor HospitalAnn Arbor, MI
Industry payments (Open Payments)
- 2025$2,009 · 137 payments from 19 companies
- 2024$1,641 · 92 payments from 18 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abbvie Inc. | $330.68 | 27 |
| Ucb, Inc. | $238.31 | 17 |
| Galderma Laboratories, L.P. | $199.96 | 17 |
| Janssen Biotech, Inc. | $188.44 | 10 |
| Sun Pharmaceutical Industries Inc. | $186.68 | 10 |
What the 2025 payments were for
- Food and Beverage$1,915 · 135 payments
- Education$94.64 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 17 physician assistants in Plymouth · All physician assistants in Michigan