Seth C. Gamradt, MD
NPI 1366642753ActiveIndividual· Orthopaedic Surgery, Sports Medicine· Los Angeles, CA
Orthopaedic Surgery, Sports Medicine (MD) in Los Angeles, California, trained at Js Weill Medical College, Cornell University (class of 2000). Mostly services rather than prescriptions: Medicare paid $163,797 for 454 patients in 2024, with only 34 Part D claims. Zimmer Biomet Holdings, Inc. reported $142,459 in payments in 2025, mostly royalties and licenses.
Overview
| NPI | 1366642753 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Jul 23, 2007 |
| Last updated in NPPES | Apr 13, 2015 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Orthopaedic Surgery, Sports Medicine Primary | 207XX0005X | A769260 | CA |
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 - Sports Medicine (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 454 |
|---|---|
| Services billed | 1,517 across 38 procedure codes |
| Paid by Medicare | $163,797 |
Part D prescriptions in 2024
| Prescriptions (claims) | 34 · 35 30-day fills |
|---|---|
| Patients | 21 |
| Total drug cost | $474.65 |
| Generic share | 100% of claims |
Education and affiliations
| Medical school | Js Weill Medical College, Cornell University |
|---|---|
| Graduation year | 2000 |
| Medicare specialty | Sports Medicine |
| Secondary specialties | Orthopedic Surgery |
| Telehealth | Offers telehealth |
Medical group
- Usc Care Medical Group IncLos Angeles, CA · 1,380 clinicians
Hospital affiliations
- Casa Colina HospitalPomona, CA
- Eisenhower Medical CenterRancho Mirage, CA
- Huntington HospitalPasadena, CA
- Keck Hospital of UscLos Angeles, CA
Other facilities
- Americare Home Health, IncHome health agency · Van Nuys, CA
- Assisted Home CareHome health agency · Mission Hills, CA
- Partners Home Health Care, IncHome health agency · Glendora, CA
Industry payments (Open Payments)
- 2025$142,459 · 71 payments from 1 company
- 2024$99,336 · 58 payments from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Zimmer Biomet Holdings, Inc. | $142,459 | 71 |
What the 2025 payments were for
- Royalty or License$70,815 · 7 payments
- Education$35,250 · 10 payments
- Consulting Fee$29,438 · 20 payments
- Travel and Lodging$6,382 · 22 payments
- Food and Beverage$575.20 · 12 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 50 sports medicine orthopedic surgeons in Los Angeles · All sports medicine orthopedic surgeons in California