Robert Thomas Loker, PHYSICIAN ASSISTANT
NPI 1750850905ActiveIndividual· Physician Assistant· Grove City, OH
Physician Assistant (PHYSICIAN ASSISTANT) with Mount Carmel Healthproviders Two LLC, practicing in Grove City, Ohio. Their prescriptions cost Medicare Part D more than their services did: $565,522 for 2,355 claims, against $25,888 paid for services in 2024. Zoll Services LLC (A/K/A Zoll Lifecor Corp) was the largest of 3 companies reporting payments in 2025, $188.79 in all, mostly food and beverage. Lists Mount Carmel Dublin and 2 other hospitals as hospital affiliations.
Overview
| NPI | 1750850905 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | PHYSICIAN ASSISTANT |
| Sole proprietor | No |
| NPI issued | Nov 16, 2018 |
| Last updated in NPPES | Mar 31, 2022 |
| Certified by provider | Mar 31, 2022 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Physician Assistant Primary | 363A00000X | — | — |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 4, 2026 | No match | — |
| New York OMIG · Nov 4, 2026 | No match | — |
| Ohio Medicaid · Nov 4, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 4, 2026 | No match | — |
| Washington HCA · Nov 4, 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 | 334 |
|---|---|
| Services billed | 593 across 12 procedure codes |
| Paid by Medicare | $25,888 |
Part D prescriptions in 2024
| Prescriptions (claims) | 2,355 · 5,617 30-day fills |
|---|---|
| Patients | 633 |
| Total drug cost | $565,522 |
| Generic share | 78% of claims |
Education and affiliations
| Graduation year | 2018 |
|---|---|
| Medicare specialty | Physician Assistant |
Medical group
- Mount Carmel Healthproviders Two LLCDublin, OH · 225 clinicians
Hospital affiliations
- Mount Carmel DublinDublin, OH
- Mount Carmel East & WestColumbus, OH
- Mount Carmel St Ann'sWesterville, OH
Industry payments (Open Payments)
- 2025$188.79 · 12 payments from 3 companies
- 2024$379.44 · 26 payments from 5 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Zoll Services LLC (A/K/A Zoll Lifecor Corp) | $121.72 | 9 |
| Pfizer Inc. | $39.29 | 2 |
| Novartis Pharmaceuticals Corporation | $27.78 | 1 |
What the 2025 payments were for
- Food and Beverage$188.79 · 12 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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