John Christopher Grebeck, PA-C
NPI 1093688350ActiveIndividual· Physician Assistant, Medical· Easton, PA
Physician Assistant, Medical (PA-C) with Lehigh Valley Physician Group, practicing in Easton, Pennsylvania. Enrolled in Medicare as practitioner - physician assistant. Lists Lehigh Valley Hospital as a hospital affiliation.
Overview
| NPI | 1093688350 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | PA-C |
| Sole proprietor | No |
| NPI issued | Sep 24, 2025 |
| Last updated in NPPES | Jan 13, 2026 |
| Certified by provider | Jan 13, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Physician Assistant, Medical Primary | 363AM0700X | MA067148 | PA |
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 (PA) |
|---|
Education and affiliations
| Graduation year | 2025 |
|---|---|
| Medicare specialty | Physician Assistant |
| Telehealth | Offers telehealth |
Medical group
- Lehigh Valley Physician GroupAllentown, PA · 2,542 clinicians
Hospital affiliation
- Lehigh Valley HospitalAllentown, PA
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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