Clinicians affiliated with Houston Northwest Radiology Assn

30 clinicians on file with this group · most practice in Houston-Pasadena-The Woodlands, TX · PAC ID 5092799775

Affiliation snapshotOctober 2, 2026CMS Doctors and Clinicians file, current snapshot (no end-of-2024 archive), applied to 2024
Activity year2024Medicare Part B claims, Original Medicare fee-for-service

28 clinicians affiliated with Houston Northwest Radiology Assn are in the 2024 Medicare Part B data, 27 of them physicians. Data years with affiliated clinicians: 2013, 2014, 2015, 2016, 2017, 2018, 2019, 2020, 2021, 2022, 2023, 2024.

Each clinician's exact figures are in their Physician Report, from their page; a specialty's figures in this market are in a Market Comparison. View sample report · Already purchased? Open your report

Affiliated clinicians by specialty, 2024

All specialties · Diagnostic Radiology (24) · Interventional Radiology (3) · Physician Assistant (1)

Specialty links go to the specialty in Houston-Pasadena-The Woodlands, TX.

Clinicians affiliated with Houston Northwest Radiology Assn, 2024

Alphabetical by last name; 28.

NameSpecialtyCity
Mohammad H Ansari, M.D.Diagnostic RadiologyCleveland, OH
Amir S Anvari, M.D.Diagnostic RadiologyHouston, TX
Ravi S Bikkina, MDDiagnostic RadiologyHouston, TX
Pauline Bui, D.O.Diagnostic RadiologyHouston, TX
David Chiao, MDInterventional RadiologyBay City, TX
Craig E Cook, M.D.Diagnostic RadiologyHouston, TX
Oyintonye L Hall, MDDiagnostic RadiologyGalveston, TX
Zachary S Jeng, M.D.Diagnostic RadiologyPlano, TX
Chandra S Katragadda, MDDiagnostic RadiologyHouston, TX
Voon P Liaw, M.DInterventional RadiologyHouston, TX
Chad MackayDiagnostic RadiologyHouston, TX
Andrew P Mai, M.D.Diagnostic RadiologyHouston, TX
Vijay Mittal, M.D.Diagnostic RadiologyHouston, TX
Dan D Nguyen, MDDiagnostic RadiologyHouston, TX
Diana Nguyen, PA-CPhysician AssistantHouston, TX
Hai N Nguyen, M.D.Diagnostic RadiologyHouston, TX
Nguyen V Nguyen, M.D.Diagnostic RadiologyHouston, TX
David M Olifant, M.D.Diagnostic RadiologyHouston, TX
Robert J Scholl, M.D.Diagnostic RadiologyHouston, TX
Mudassir A Shafi, M.D.Diagnostic RadiologyHouston, TX
Muzammil A Shafi, M.D.Diagnostic RadiologyHouston, TX
Hasaan SiddiquiDiagnostic RadiologyHouston, TX
Jose A Spencer, M.D.Diagnostic RadiologyKaty, TX
Maryanne T Tran, MDDiagnostic RadiologyHouston, TX
Madelyn P Vuong, M.D.Diagnostic RadiologyHouston, TX
Kee Y Wee, M.D.Diagnostic RadiologyHouston, TX
Zhaoying Xian, MDInterventional RadiologyLos Angeles, CA
Jeffrey J Zatorski, M.D.Diagnostic RadiologyHouston, TX

Practice locations

Listed practice locations in Hawaii, Texas.

Source: CMS Doctors and Clinicians National Downloadable File, snapshot October 2, 2026.

Membership comes from the CMS Doctors and Clinicians file. CMS does not publish an end-of-year archive of it, so the current snapshot is applied to every data year. A clinician affiliated with several groups or hospitals appears on each of their pages. How group pages are built · Limitations