Dr. Orlando Diaz, M.D.
What this data tells you about Dr. Diaz
Dr. Orlando Diaz is a vascular & interventional radiology physician in Houston, TX, with 20 years of NPI registration. Based on federal Medicare data, Dr. Diaz performed 504 Medicare services across 441 unique beneficiaries.
Between the years covered by Open Payments, Dr. Diaz received a total of $584,136 from 26 pharmaceutical and/or device companies across 1052 individual payments. These payments are legal, publicly disclosed under the federal Sunshine Act, and common in vascular & interventional radiology physician. The majority of payments are for consulting, which typically reflects recognized clinical expertise sought by manufacturers. Patients may wish to discuss these relationships with their provider.
The Data Coverage level for Dr. Diaz is Very High — reflecting how much public federal data is available about this provider. This is not a quality rating. Patients are encouraged to use this data as one of several factors when choosing a healthcare provider.
Medicare Practice Summary
Medicare Utilization ↗Top procedures by volume
Ranked by number of services performed for Medicare patients. Avg. submitted charge is what the provider billed; avg. Medicare payment is what CMS paid.
| Procedure | Volume | Avg. paid | Avg. submitted |
|---|---|---|---|
| Ultrasound guidance for blood vessel access Use of ultrasound imaging to help locate and access a blood vessel. This guidance assists healthcare providers in performing procedures such as inserting IV lines or drawing blood. |
102 | $12 | $173 |
| Neck artery catheter insertion with radiology review A tube is inserted into an artery in the neck for diagnostic or treatment purposes. A radiologist reviews the procedure. |
80 | $361 | $5,731 |
| Brain artery catheterization A tube is inserted into an artery in the brain for diagnosis or treatment, with review by a radiologist. |
79 | $220 | $4,555 |
| 3D radiographic procedure with computerized image postprocessing A radiographic imaging procedure that creates three-dimensional images using computerized processing of the captured data. |
73 | $31 | $264 |
| Arterial catheter insertion in neck A tube is inserted into an artery in the neck for diagnostic or treatment purposes. A radiologist reviews the procedure. |
52 | $138 | $1,383 |
| Office visit, established patient, complex (40-54 min) An office or outpatient visit for an existing patient lasting between 40 and 54 minutes. This level of service is determined by the total time spent on the date of the encounter. |
23 | $117 | $573 |
| Intracranial artery catheter insertion A radiologist inserts a tube into an artery in the brain for diagnostic or treatment purposes. |
22 | $225 | $4,328 |
| Blood vessel imaging Imaging test to visualize the blood vessels. |
21 | $75 | $560 |
| Occlusion of central nervous system or spinal cord artery | 18 | $975 | $12,471 |
| Radiologist review of image for embolization A radiologist reviews medical images to guide the insertion of material designed to block blood flow. |
17 | $59 | $474 |
| Limited or follow-up CT scan A computed tomography scan that is limited in scope or performed as a follow-up to a previous examination. |
17 | $37 | $333 |
Industry Payment Transparency
Open Payments through 2024 ↗Payment profile
Industry payments classified by relationship type. Not all payments are equal — research and consulting reflect different relationships than speaking programs or meals.
Payment trend by year
Annual totals from pharmaceutical and medical device companies.
Payments by company (2024)
Associated products mentioned in payments ›
The majority of payments (58%) are consulting fees, which typically reflect recognized clinical expertise sought by manufacturers. Total industry engagement is in the top 0% for vascular & interventional radiology physician in TX.
Geographic Context
2.1 mi
Data Sources
| Provider Registry | ✓ NPPES | Weekly updates |
| Medicare Enrollment | ✓ PECOS | Monthly updates |
| Practice Data | ✓ Medicare Util. | Annual (CY lag) |
| Industry Payments | ✓ Open Payments | CY 2024 |
| Disciplinary History | — Not public | N/A |
This provider has data in 4 of 4 available federal datasets, with a Data Coverage level of Very High. This measures how much public data is available about a provider — not how good they are. How we calculate this →
Summary
Dr. Diaz is an interventional cardiology specialist, with moderate Medicare volume, with consulting-driven industry engagement in the top 0% of TX peers, with 20 years of NPI registration.
This summary is auto-generated from federal data. It describes data availability and patterns — not clinical quality. Read our methodology →
Frequently Asked Questions
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All data on this page is sourced verbatim from public federal records published by the U.S. Centers for Medicare & Medicaid Services (CMS): NPPES ↗, Open Payments ↗, Medicare Provider Utilization ↗, and PECOS. Publication is mandated by the Physician Payments Sunshine Act (§6002 ACA, 42 U.S.C. §1320a-7h) and the Freedom of Information Act.
This page is not medical advice, an endorsement, a recommendation, or a quality rating. The Transparency Score measures data completeness — how much federal information exists for this provider — not clinical performance, patient outcomes, or quality of care. Always verify information directly with the provider and consult a licensed clinician before making medical decisions.
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