Waqaar Diwan, MD
NPI 1568969533ActiveIndividual· Radiology, Vascular & Interventional Radiology· Houston, TX
Radiology, Vascular & Interventional Radiology (MD) with Concord Radiology PLLC and 3 other groups, practicing in Houston, Texas. Mostly services rather than prescriptions: Medicare paid $16,085 for 297 patients in 2024, with only 13 Part D claims. Penumbra, Inc. was the largest of 3 companies reporting payments in 2025, $446.97 in all, mostly food and beverage. Lists Bellville Medical Center and 4 other hospitals as hospital affiliations.
Overview
| NPI | 1568969533 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Apr 6, 2018 |
| Last updated in NPPES | Oct 8, 2026 |
| Certified by provider | Oct 8, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Radiology, Vascular & Interventional Radiology Primary | 2085R0204X | S2762 | TX |
| Student in an Organized Health Care Education/Training Program | 390200000X | — | — |
| Radiology, Diagnostic Radiology | 2085R0202X | S2762 | 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 - Diagnostic Radiology (TX) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 297 |
|---|---|
| Services billed | 497 across 80 procedure codes |
| Paid by Medicare | $16,085 |
Part D prescriptions in 2024
| Prescriptions (claims) | 13 · 19 30-day fills |
|---|---|
| Total drug cost | $3,891 |
Education and affiliations
| Graduation year | 2018 |
|---|---|
| Medicare specialty | Diagnostic Radiology |
Medical groups
- Concord Radiology PLLCNashville, TN · 225 clinicians
- Peterson Medical AssociatesKerrville, TX · 191 clinicians
- Coaxion PLLCAustin, TX · 31 clinicians
- Minimally Invasive Specialists of TexasBaytown, TX · 2 clinicians
Hospital affiliations
- Bellville Medical CenterBellville, TX
- El Campo Memorial HospitalEl Campo, TX
- HCA Houston Healthcare SoutheastPasadena, TX
- Huntsville Memorial HospitalHuntsville, TX
- Valley Regional Medical CenterBrownsville, TX
Industry payments (Open Payments)
- 2025$446.97 · 5 payments from 3 companies
- 2024$883.97 · 12 payments from 7 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Penumbra, Inc. | $260.02 | 2 |
| Sirtex Medical Inc | $142.59 | 1 |
| Becton, Dickinson and Company | $44.36 | 2 |
What the 2025 payments were for
- Food and Beverage$446.97 · 5 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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