Darius Zagunis, M.D.
NPI 1174542286ActiveIndividual· Pain Medicine, Interventional Pain Medicine· San Antonio, TX
Pain Medicine, Interventional Pain Medicine (M.D.) in San Antonio, Texas, licensed in TX and GA, with an NPI issued in July 2006. 94 Medicare patients in 2024, $109,054 paid; nearly all of their 343 Part D prescriptions were generic (90%). Spinefrontier, Inc. was the largest of 8 companies reporting payments in 2025, $2,467 in all, mostly travel and lodging.
Overview
| NPI | 1174542286 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | Yes |
| NPI issued | Jul 19, 2006 |
| Last updated in NPPES | Aug 1, 2023 |
| Certified by provider | Aug 1, 2023 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Pain Medicine, Interventional Pain Medicine Primary | 208VP0014X | M3802 | TX |
| Anesthesiology, Pain Medicine | 207LP2900X | M3802 | TX |
| Pain Medicine, Interventional Pain Medicine | 208VP0014X | 93436 | GA |
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 - Interventional Pain Management (TX) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 94 |
|---|---|
| Services billed | 2,217 across 40 procedure codes |
| Paid by Medicare | $109,054 |
Part D prescriptions in 2024
| Prescriptions (claims) | 343 · 365 30-day fills |
|---|---|
| Patients | 100 |
| Total drug cost | $25,887 |
| Generic share | 90% of claims |
Education and affiliations
| Graduation year | 1999 |
|---|---|
| Medicare specialty | Interventional Pain Management |
Industry payments (Open Payments)
- 2025$2,467 · 24 payments from 8 companies
- 2024$478.01 · 16 payments from 6 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Spinefrontier, Inc. | $1,479 | 4 |
| Abbott Laboratories | $664.98 | 12 |
| Mml US, Inc. | $116.17 | 1 |
| Vertex Pharmaceuticals Incorporated | $70.95 | 3 |
| Medtronic, Inc. | $68.66 | 1 |
What the 2025 payments were for
- Travel and Lodging$1,413 · 3 payments
- Food and Beverage$1,054 · 21 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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