Isaac Anthony Castillo, MD
NPI 1114547841ActiveIndividual· Orthopaedic Surgery, Foot and Ankle Surgery· Galveston, TX
Orthopaedic Surgery, Foot and Ankle Surgery (MD) in Galveston, Texas, trained at University of Texas Medical School at Houston (class of 2020). Part D covered 79 prescriptions written in 2024, 100% of them generic. Stryker Corporation was the largest of 4 companies reporting payments in 2025, $2,120 in all, mostly food and beverage.
Overview
| NPI | 1114547841 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Apr 22, 2020 |
| Last updated in NPPES | Jun 7, 2026 |
| Certified by provider | Jun 7, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Orthopaedic Surgery, Foot and Ankle Surgery Primary | 207XX0004X | W0139 | TX |
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 - Orthopedic Surgery (TX) |
|---|
Part D prescriptions in 2024
| Prescriptions (claims) | 79 · 84 30-day fills |
|---|---|
| Patients | 34 |
| Total drug cost | $604.30 |
| Generic share | 100% of claims |
Education and affiliations
| Medical school | University of Texas Medical School at Houston |
|---|---|
| Graduation year | 2020 |
| Medicare specialty | Orthopedic Surgery |
Industry payments (Open Payments)
- 2025$2,120 · 81 payments from 4 companies
- 2024$424.63 · 12 payments from 3 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Stryker Corporation | $1,309 | 51 |
| Medinc of Texas | $476.02 | 21 |
| Depuy Synthes Sales Inc. | $222.82 | 8 |
| Linvatec Corporation | $112.42 | 1 |
What the 2025 payments were for
- Food and Beverage$2,120 · 81 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other Orthopaedic Surgery, Foot and Ankle Surgery providers in Galveston
- 1477757078
- 1447662630
- 1215016837
All Orthopaedic Surgery, Foot and Ankle Surgery providers in Texas →