Landy Vanessa Luna Diaz, M.D
NPI 1215469341ActiveIndividual· Internal Medicine, Pulmonary Disease· El Paso, TX
Internal Medicine, Pulmonary Disease (M.D) with Texas Tech University Health Sciences Center El Paso, practicing in El Paso, Texas. Their prescriptions cost Medicare Part D more than their services did: $56,966 for 131 claims, against $9,191 paid for services in 2024. Intuitive Surgical, Inc. was the largest of 5 companies reporting payments in 2025, $6,456 in all, mostly education. Lists University Medical Center of El Paso as a hospital affiliation.
Overview
| NPI | 1215469341 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D |
| Sole proprietor | No |
| NPI issued | Mar 29, 2017 |
| Last updated in NPPES | Jul 10, 2024 |
| Certified by provider | Jul 10, 2024 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Pulmonary Disease Primary | 207RP1001X | V1827 | TX |
| Internal Medicine | 207R00000X | ME144046 | FL |
| Internal Medicine | 207R00000X | V1827 | 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 - Pulmonary Disease (TX) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 26 |
|---|---|
| Services billed | 67 across 10 procedure codes |
| Paid by Medicare | $9,191 |
Part D prescriptions in 2024
| Prescriptions (claims) | 131 · 159 30-day fills |
|---|---|
| Patients | 24 |
| Total drug cost | $56,966 |
| Generic share | 70% of claims |
Education and affiliations
| Graduation year | 2013 |
|---|---|
| Medicare specialty | Pulmonary Disease |
| Secondary specialties | Internal Medicine |
Medical group
- Texas Tech University Health Sciences Center El PasoEl Paso, TX · 304 clinicians
Hospital affiliation
- University Medical Center of El PasoEl Paso, TX
Industry payments (Open Payments)
- 2025$6,456 · 16 payments from 5 companies
- 2024$1,319 · 12 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Intuitive Surgical, Inc. | $5,031 | 9 |
| Cook Medical LLC | $1,038 | 2 |
| Astrazeneca Pharmaceuticals LP | $246.83 | 2 |
| Glaxosmithkline, LLC. | $100.00 | 1 |
| Insmed, Inc. | $39.73 | 2 |
What the 2025 payments were for
- Education$4,000 · 2 payments
- Travel and Lodging$1,983 · 7 payments
- Food and Beverage$472.45 · 7 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 30 pulmonologists in El Paso · All pulmonologists in Texas