Hector E. Nazario, MD
NPI 1437160827ActiveIndividual· Internal Medicine, Transplant Hepatology· Dallas, TX
Internal Medicine, Transplant Hepatology (MD) with Catholic Health Initiatives Colorado and 1 other group, practicing in Dallas, Texas. Their prescriptions cost Medicare Part D more than their services did: $1,901,487 for 2,261 claims, against $43,658 paid for services in 2024. Abbvie Inc. was the largest of 11 companies reporting payments in 2025, $16,695 in all, mostly speaking and faculty fees. Lists Bsa Hospital and 4 other hospitals as hospital affiliations.
Overview
| NPI | 1437160827 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Aug 10, 2006 |
| Last updated in NPPES | Dec 26, 2024 |
| Certified by provider | Dec 26, 2024 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Transplant Hepatology Primary | 207RT0003X | M1260 | TX |
| Internal Medicine | 207R00000X | M1260 | TX |
| Internal Medicine | 207R00000X | CDR.0004480 | CO |
| Internal Medicine, Gastroenterology | 207RG0100X | CDR.0004480 | CO |
| Internal Medicine, Gastroenterology | 207RG0100X | M1260 | TX |
| Internal Medicine, Hepatology | 207RI0008X | M1260 | TX |
| Internal Medicine, Transplant Hepatology | 207RT0003X | CDR.0004480 | CO |
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 - Gastroenterology (CO); Practitioner - Gastroenterology (TX) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 192 |
|---|---|
| Services billed | 497 across 26 procedure codes |
| Paid by Medicare | $43,658 |
Part D prescriptions in 2024
| Prescriptions (claims) | 2,261 · 3,620 30-day fills |
|---|---|
| Patients | 325 |
| Total drug cost | $1,901,487 |
| Generic share | 78% of claims |
Education and affiliations
| Graduation year | 2002 |
|---|---|
| Medicare specialty | Gastroenterology |
| Telehealth | Offers telehealth |
Medical groups
- Catholic Health Initiatives ColoradoLakewood, CO · 1,225 clinicians
- MedhealthDallas, TX · 450 clinicians
Hospital affiliations
- Bsa HospitalAmarillo, TX
- Mercy Regional Medical CenterDurango, CO
- Methodist Dallas Medical CenterDallas, TX
- Methodist Mansfield Medical CenterMansfield, TX
- Texas Health Harris Methodist Hurst-Euless-BedfordBedford, TX
Industry payments (Open Payments)
- 2025$16,695 · 71 payments from 11 companies
- 2024$11,503 · 45 payments from 8 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abbvie Inc. | $9,144 | 30 |
| Gilead Sciences, Inc. | $6,425 | 16 |
| Salix Pharmaceuticals, A Division of Bausch Health US, LLC | $553.86 | 3 |
| Madrigal Pharmaceuticals | $323.11 | 10 |
| Ipsen Biopharmaceuticals, Inc | $102.05 | 5 |
What the 2025 payments were for
- Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program$13,185 · 5 payments
- Food and Beverage$1,721 · 60 payments
- Travel and Lodging$1,289 · 5 payments
- Consulting Fee$500.00 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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