Alan Ryan Perez, DO
NPI 1689378291ActiveIndividual· Emergency Medicine· San Antonio, TX
Emergency Medicine (DO) in San Antonio, Texas, trained at At Still University of Health Sciences, College of Osteo Med, Kirksville (class of 2023). Part D covered 54 prescriptions written in 2024, 94% of them generic. Csl Behring was the largest of 3 companies reporting payments in 2025, $241.84 in all, mostly food and beverage.
Overview
| NPI | 1689378291 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | DO |
| Sole proprietor | No |
| NPI issued | Mar 28, 2023 |
| Last updated in NPPES | Sep 27, 2025 |
| Certified by provider | Sep 27, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Emergency Medicine Primary | 207P00000X | V9693 | TX |
| Student in an Organized Health Care Education/Training Program | 390200000X | — | — |
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 - Emergency Medicine (MO); Practitioner - Emergency Medicine (TX) |
|---|
Part D prescriptions in 2024
| Prescriptions (claims) | 54 · 94 30-day fills |
|---|---|
| Patients | 28 |
| Total drug cost | $4,792 |
| Generic share | 94% of claims |
Education and affiliations
| Medical school | At Still University of Health Sciences, College of Osteo Med, Kirksville |
|---|---|
| Graduation year | 2023 |
| Medicare specialty | Emergency Medicine |
Medical groups
- Concord Medical Group of Texas PLLCBreckenridge, TX · 321 clinicians
- Prestige Emergency Consultants LLCSan Antonio, TX · 11 clinicians
Hospital affiliations
- Frio Regional HospitalPearsall, TX
- Otto Kaiser Memorial HospitalKenedy, TX
- St Mary's Medical CenterBlue Springs, MO
Industry payments (Open Payments)
- 2025$241.84 · 3 payments from 3 companies
- 2024$17.96 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Csl Behring | $124.99 | 1 |
| Vapotherm Inc | $100.61 | 1 |
| Stryker Corporation | $16.24 | 1 |
What the 2025 payments were for
- Food and Beverage$241.84 · 3 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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