Daniel Ryan Monsivais, M.D
NPI 1508113986ActiveIndividual· Neurological Surgery· San Antonio, TX
Neurological Surgery (M.D) in San Antonio, Texas, trained at University of Texas Medical Branch at Galveston (class of 2012). 106 Medicare patients in 2024, $103,831 paid; nearly all of their 258 Part D prescriptions were generic (98%). Globus Medical, Inc. was the largest of 8 companies reporting payments in 2025, $1,821 in all, mostly food and beverage.
Overview
| NPI | 1508113986 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D |
| Sole proprietor | No |
| NPI issued | Aug 5, 2012 |
| Last updated in NPPES | Sep 10, 2024 |
| Certified by provider | Sep 4, 2024 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Neurological Surgery Primary | 207T00000X | BP10042915 | TX |
| Neurological Surgery | 207T00000X | Q0979 | 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 - Neurosurgery (TX) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 106 |
|---|---|
| Services billed | 417 across 59 procedure codes |
| Paid by Medicare | $103,831 |
Part D prescriptions in 2024
| Prescriptions (claims) | 258 · 291 30-day fills |
|---|---|
| Patients | 51 |
| Total drug cost | $3,981 |
| Generic share | 98% of claims |
Education and affiliations
| Medical school | University of Texas Medical Branch at Galveston |
|---|---|
| Graduation year | 2012 |
| Medicare specialty | Neurosurgery |
Medical group
- Christus Trinity Clinic TexasTyler, TX · 1,540 clinicians
Hospital affiliations
- Christus Santa Rosa Medical CenterSan Antonio, TX
- Methodist HospitalSan Antonio, TX
- Peterson Regional Medical CenterKerrville, TX
Other facilities
- Christus Vna Homecare San AntonioHome health agency · San Antonio, TX
Industry payments (Open Payments)
- 2025$1,821 · 55 payments from 8 companies
- 2024$343.36 · 11 payments from 4 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Globus Medical, Inc. | $473.97 | 4 |
| Si-Bone, Inc. | $398.36 | 11 |
| Orthofix Medical, Inc. | $250.00 | 24 |
| Medtronic, Inc. | $189.59 | 9 |
| 4web, Inc. | $160.94 | 1 |
What the 2025 payments were for
- Food and Beverage$1,821 · 55 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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