Chadi Diab, M.D
NPI 1447666219 · Vascular & Interventional Radiology Physician · Houston, TX
Enrolled with Medicare as Practitioner - Diagnostic Radiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Chadi Diab, M.D is a Vascular & Interventional Radiology Physician provider in Houston, TX (NPI 1447666219).
Provider details
- NPI number
- 1447666219
- Entity type
- Individual
- Primary specialty
- Vascular & Interventional Radiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D
- Sex
- Male
- Sole proprietor
- No
- License
- 53590 (KY)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
11 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
4 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
1,808 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our .
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Ct Scan of Abdomen and Pelvis Without Contrast74176 | 200 | $86 |
| Use of a Drug to Induce Depression of Consciousness By Physician Performing a Procedure (5 Years Or Older), Initial 15 Minutes99152 | 161 | $13 |
| Ct Scan of Blood Vessels of Chest With Contrast71275 | 155 | $89 |
| Ultrasound Study of Arm Or Leg Veins With Compression and Maneuvers93970 | 121 | $34 |
| Ct Scan of Abdomen and Pelvis With Contrast74177 | 115 | $89 |
| Ct Scan of Blood Vessels of Abdomen and Pelvis With Contrast74174 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$216 across 3 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Additional practice locations (3)
- 800 Rose St Rm Hx332eLexington, KY 40536-2709Phone: (859) 323-2406
- 4800 Alberta AveEl Paso, TX 79905-2709Phone: (915) 215-5324Fax: (915) 545-6864
- 600 Highland AveMadison, WI 53792-2709Phone: (608) 263-8310
Registry dates
- Enumerated
- 2014-07-01
- Last updated
- 2025-07-27
- Certified
- 2025-07-27
Frequently asked questions
- What is Chadi Diab's NPI number?
- Chadi Diab's National Provider Identifier (NPI) is 1447666219, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Chadi Diab's specialty?
- Chadi Diab is listed in the NPPES registry with a primary specialty of Vascular & Interventional Radiology Physician (Allopathic & Osteopathic Physicians).
- Where is Chadi Diab located?
- Chadi Diab's practice location on file with NPPES is 6565 Fannin St # M268, Houston, TX 77030-2703.
- What is Chadi Diab's phone number?
- The practice phone number listed in the NPPES registry for Chadi Diab is (832) 215-5708.
- Does Chadi Diab accept Medicare?
- Chadi Diab is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Chadi Diab's NPI active?
- Yes — Chadi Diab's NPI (1447666219) is active in the NPPES registry as of the last update on 2025-07-27.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.