Brian S. Castillo, M.D.
NPI 1528224151ActiveIndividual· Pathology, Anatomic Pathology & Clinical Pathology· Houston, TX
Pathology, Anatomic Pathology & Clinical Pathology (M.D.) in Houston, Texas, trained at University of Texas Medical School at Houston (class of 2008). Medicare paid $27,011 for services to 703 patients in 2024. Cerus Corporation reported $35.45 in payments in 2025, mostly food and beverage.
Overview
| NPI | 1528224151 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Aug 4, 2008 |
| Last updated in NPPES | Aug 3, 2015 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Pathology, Anatomic Pathology & Clinical Pathology Primary | 207ZP0102X | Q4375 | TX |
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 - Pathology (TX) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 703 |
|---|---|
| Services billed | 1,114 across 9 procedure codes |
| Paid by Medicare | $27,011 |
Education and affiliations
| Medical school | University of Texas Medical School at Houston |
|---|---|
| Graduation year | 2008 |
| Medicare specialty | Pathology |
Medical group
- Methodist Pathology Associates PLLCSugar Land, TX · 82 clinicians
Hospital affiliations
- Houston Methodist Baytown HospitalBaytown, TX
- Houston Methodist Clear Lake HospitalNassau Bay, TX
- Houston Methodist HospitalHouston, TX
- Houston Methodist Sugarland HospitalSugar Land, TX
- Houston Methodist the Woodlands HospitalThe Woodlands, TX
Industry payments (Open Payments)
- 2025$35.45 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Cerus Corporation | $35.45 | 1 |
What the 2025 payments were for
- Food and Beverage$35.45 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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