Johna Guardo Fiedler, PA-C
NPI 1407579188ActiveIndividual· Physician Assistant· Bethlehem, PA
Physician Assistant (PA-C) with St Lukes Physician Group Inc and 1 other group, practicing in Bethlehem, Pennsylvania. 329 Medicare patients in 2024, $29,229 paid; nearly all of their 620 Part D prescriptions were generic (97%). Genzyme Corporation was the largest of 27 companies reporting payments in 2025, $6,099 in all, mostly food and beverage. Lists St Luke's Hospital - Monroe Campus and 1 other hospital as hospital affiliations.
Overview
| NPI | 1407579188 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | PA-C |
| Sole proprietor | No |
| NPI issued | Sep 19, 2022 |
| Last updated in NPPES | Apr 20, 2026 |
| Certified by provider | Apr 20, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Physician Assistant Primary | 363A00000X | MA064070 | PA |
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 (PA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 329 |
|---|---|
| Services billed | 555 across 22 procedure codes |
| Paid by Medicare | $29,229 |
Part D prescriptions in 2024
| Prescriptions (claims) | 620 · 996 30-day fills |
|---|---|
| Patients | 259 |
| Total drug cost | $22,932 |
| Generic share | 97% of claims |
Education and affiliations
| Graduation year | 2022 |
|---|---|
| Medicare specialty | Physician Assistant |
Medical groups
- St Lukes Physician Group IncQuakertown, PA · 2,198 clinicians
- Specialty Physician Associates, LLCBethlehem, PA · 42 clinicians
Hospital affiliations
- St Luke's Hospital - Monroe CampusStroudsburg, PA
- St Lukes HospitalBethlehem, PA
Industry payments (Open Payments)
- 2025$6,099 · 103 payments from 27 companies
- 2024$2,589 · 99 payments from 19 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Genzyme Corporation | $3,708 | 19 |
| Harmony Biosciences LLC | $344.98 | 11 |
| Pfizer Inc. | $283.97 | 15 |
| Regeneron Healthcare Solutions, Inc. | $196.87 | 6 |
| Glaxosmithkline, LLC. | $196.41 | 8 |
What the 2025 payments were for
- Food and Beverage$3,033 · 99 payments
- Consulting Fee$2,427 · 1 payment
- Travel and Lodging$582.17 · 2 payments
- Education$57.48 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 279 physician assistants in Bethlehem · All physician assistants in Pennsylvania