Louis S. Felder, MD
NPI 1083682637ActiveIndividual· Otolaryngology· Pittsburgh, PA
Otolaryngology (MD) in Pittsburgh, Pennsylvania, trained at New York Medical College (class of 1989). 525 Medicare patients in 2024, $63,065 paid; nearly all of their 1,653 Part D prescriptions were generic (99%). Axogen reported $33.12 in payments in 2025, mostly food and beverage.
Overview
| NPI | 1083682637 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Mar 9, 2006 |
| Last updated in NPPES | Jan 19, 2021 |
| Certified by provider | Jan 19, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Otolaryngology Primary | 207Y00000X | MD050918L | PA |
| Otolaryngology | 207Y00000X | 30156 | WV |
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 - Otolaryngology (PA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 525 |
|---|---|
| Services billed | 890 across 21 procedure codes |
| Paid by Medicare | $63,065 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,653 · 1,834 30-day fills |
|---|---|
| Patients | 604 |
| Total drug cost | $18,020 |
| Generic share | 99% of claims |
Education and affiliations
| Medical school | New York Medical College |
|---|---|
| Graduation year | 1989 |
| Medicare specialty | Otolaryngology |
Medical group
- Allegheny ClinicPittsburgh, PA · 2,389 clinicians
Hospital affiliations
- Allegheny General HospitalPittsburgh, PA
- Forbes HospitalMonroeville, PA
- Jefferson HospitalJefferson Hills, PA
- West Penn HospitalPittsburgh, PA
Industry payments (Open Payments)
- 2025$33.12 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Axogen | $33.12 | 1 |
What the 2025 payments were for
- Food and Beverage$33.12 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 81 otolaryngologists in Pittsburgh · All otolaryngologists in Pennsylvania