Joaquin Martinez-Arraras Caro, M.D.
NPI 1598730269ActiveIndividual· Internal Medicine, Cardiovascular Disease· Amarillo, TX
Internal Medicine, Cardiovascular Disease (M.D.) with Northwest Texas Healthcare System Inc and 2 other groups, practicing in Amarillo, Texas. Their prescriptions cost Medicare Part D more than their services did: $1,413,694 for 10,157 claims, against $481,436 paid for services in 2024. Abbott Laboratories was the largest of 13 companies reporting payments in 2025, $2,817 in all, mostly food and beverage. Lists Bsa Hospital and 4 other hospitals as hospital affiliations.
Overview
| NPI | 1598730269 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Feb 17, 2006 |
| Last updated in NPPES | May 4, 2023 |
| Certified by provider | May 4, 2023 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Cardiovascular Disease Primary | 207RC0000X | J0586 | 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 - Interventional Cardiology (TX) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 2,177 |
|---|---|
| Services billed | 7,891 across 117 procedure codes |
| Paid by Medicare | $481,436 |
Part D prescriptions in 2024
| Prescriptions (claims) | 10,157 · 26,863 30-day fills |
|---|---|
| Patients | 937 |
| Total drug cost | $1,413,694 |
| Generic share | 88% of claims |
Education and affiliations
| Graduation year | 1982 |
|---|---|
| Medicare specialty | Interventional Cardiology |
| Secondary specialties | Cardiovascular Disease (Cardiology) |
Medical groups
- Northwest Texas Healthcare System IncAmarillo, TX · 22 clinicians
- Bsa Hospital LLCAmarillo, TX · 21 clinicians
- Amarillo Heart Institute LLPAmarillo, TX · 10 clinicians
Hospital affiliations
- Bsa HospitalAmarillo, TX
- Coon Memorial HospitalDalhart, TX
- Golden Plains Community HospitalBorger, TX
- Memorial HospitalDumas, TX
- Northwest Texas HospitalAmarillo, TX
Industry payments (Open Payments)
- 2025$2,817 · 89 payments from 13 companies
- 2024$2,136 · 64 payments from 13 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abbott Laboratories | $897.49 | 21 |
| Edwards Lifesciences Corporation | $883.20 | 23 |
| E.R. Squibb & Sons, L.L.C. | $296.11 | 16 |
| Medtronic, Inc. | $177.71 | 4 |
| Cordis US Corp. | $140.42 | 2 |
What the 2025 payments were for
- Food and Beverage$2,817 · 89 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 30 cardiologists in Amarillo · All cardiologists in Texas