Erica Siefker, PA-C
NPI 1417492109ActiveIndividual· Physician Assistant· Lima, OH
Physician Assistant (PA-C) with Lima Memorial Professional Corporation, practicing in Lima, Ohio. Their prescriptions cost Medicare Part D more than their services did: $261,652 for 1,404 claims, against $17,712 paid for services in 2024. Sumitomo Pharma America, Inc. was the largest of 14 companies reporting payments in 2025, $617.60 in all, mostly food and beverage. Lists Grand Lake Health System and 4 other hospitals as hospital affiliations.
Overview
| NPI | 1417492109 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | PA-C |
| Sole proprietor | No |
| NPI issued | Jan 4, 2017 |
| Last updated in NPPES | Jan 4, 2021 |
| Certified by provider | Jan 4, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Physician Assistant Primary | 363A00000X | 50.004950 | OH |
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 (OH) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 311 |
|---|---|
| Services billed | 415 across 16 procedure codes |
| Paid by Medicare | $17,712 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,404 · 2,861 30-day fills |
|---|---|
| Patients | 433 |
| Total drug cost | $261,652 |
| Generic share | 82% of claims |
Education and affiliations
| Graduation year | 2016 |
|---|---|
| Medicare specialty | Physician Assistant |
Medical group
- Lima Memorial Professional CorporationLima, OH · 165 clinicians
Hospital affiliations
- Grand Lake Health SystemSaint Marys, OH
- Lima Memorial Health SystemLima, OH
- Mercer County Joint Township Community HospitalColdwater, OH
- Mercy Health St Ritas Medical CenterLima, OH
- Wilson Memorial HospitalSidney, OH
Industry payments (Open Payments)
- 2025$617.60 · 35 payments from 14 companies
- 2024$428.39 · 23 payments from 13 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Sumitomo Pharma America, Inc. | $250.46 | 18 |
| Bayer Healthcare Pharmaceuticals Inc. | $49.29 | 2 |
| Immunitybio, Inc. | $42.33 | 2 |
| Pfizer Inc. | $41.00 | 2 |
| Astellas Pharma US Inc | $34.71 | 2 |
What the 2025 payments were for
- Food and Beverage$617.60 · 35 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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