Ronald M. Castro, CRNA
NPI 1821058447ActiveIndividual· Nurse Anesthetist, Certified Registered· Round Rock, TX
Nurse Anesthetist, Certified Registered (CRNA) with Mark Malone MD PA, practicing in Round Rock, Texas. Medicare paid $14,094 for services to 124 patients in 2024.
Overview
| NPI | 1821058447 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | CRNA |
| Sole proprietor | No |
| NPI issued | Mar 27, 2006 |
| Last updated in NPPES | Jan 6, 2021 |
| Certified by provider | Jan 6, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Anesthetist, Certified Registered Primary | 367500000X | AP104232 | TX |
| Nurse Anesthetist, Certified Registered | 367500000X | 580093 | 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 - Certified Registered Nurse Anesthetist (CRNA) (TX) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 124 |
|---|---|
| Services billed | 133 across 11 procedure codes |
| Paid by Medicare | $14,094 |
Education and affiliations
| Graduation year | 1989 |
|---|---|
| Medicare specialty | Certified Registered Nurse Anesthetist (Crna) |
Medical group
- Mark Malone MD PARound Rock, TX · 103 clinicians
Industry payments (Open Payments)
None reported for 2025 or 2024.
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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