Grant Seiden, MD
NPI 1992025407ActiveIndividual· Surgery, Surgery of the Hand· Oceanside, CA
Surgery, Surgery of the Hand (MD) in Oceanside, California, trained at University of California, San Diego School of Medicine (class of 2010). 456 Medicare patients in 2024, $170,989 paid; all of their 240 Part D prescriptions were generic. Trimed, Inc. was the largest of 3 companies reporting payments in 2025, $2,189 in all, mostly compensation for serving as faculty or as a speaker for a me.
Overview
| NPI | 1992025407 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Jun 7, 2010 |
| Last updated in NPPES | Nov 20, 2019 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Surgery, Surgery of the Hand Primary | 2086S0105X | A142455 | CA |
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 - Hand Surgery (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 456 |
|---|---|
| Services billed | 2,361 across 98 procedure codes |
| Paid by Medicare | $170,989 |
Part D prescriptions in 2024
| Prescriptions (claims) | 240 · 240 30-day fills |
|---|---|
| Patients | 192 |
| Total drug cost | $3,426 |
| Generic share | 100% of claims |
Education and affiliations
| Medical school | University of California, San Diego School of Medicine |
|---|---|
| Graduation year | 2010 |
| Medicare specialty | Hand Surgery |
| Telehealth | Offers telehealth |
Medical group
- Tri-City Orthopaedic Surgery Medical Group Inc.Oceanside, CA · 25 clinicians
Hospital affiliation
- Tri-City Medical CenterOceanside, CA
Industry payments (Open Payments)
- 2025$2,189 · 9 payments from 3 companies
- 2024$1,691 · 16 payments from 4 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Trimed, Inc. | $2,114 | 3 |
| Sonex Health, Inc. | $54.61 | 5 |
| Bioventus LLC | $20.67 | 1 |
What the 2025 payments were for
- Compensation for serving as faculty or as a speaker for a medical education program$2,000 · 1 payment
- Food and Beverage$189.27 · 8 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records