Diagnostic Radiologists in Texas
Data updated monthly · Last refresh October 2026
3,136 Diagnostic Radiology providers practice in Texas, including 23 (1%) offering telehealth. The largest concentration is in Houston. Profiles include federal Open Payments records of money received from drug and device companies in 2025. Listings are drawn from federal public records and are not endorsements.
3,136providers
23telehealth
Houstontop city
Diagnostic Radiology by city in Texas
Choose a city to see providers there.
Diagnostic Radiology providers in Texas
Listed by city, largest first. Payment figures come from the federal Open Payments program, which requires drug and device companies to report what they pay physicians for consulting, speaking, meals, travel and royalties. A disclosed payment is a financial relationship, not evidence of wrongdoing, and many totals reflect a single meal. Figures cover calendar year 2025.
Dr. Rodney Kidd, M.D.San Antonio, TX · No drug or device payments recorded (2025) ·
(210) 614-0959 Dr. Rosa Ramirez, M.D.San Antonio, TX · No drug or device payments recorded (2025) ·
(210) 616-7700 Dr. Rutger Gunther, MDSan Antonio, TX · No drug or device payments recorded (2025) ·
(210) 228-6405 Dr. Ruth Brush, MDSan Antonio, TX · No drug or device payments recorded (2025) ·
(210) 616-7796 Dr. Ryan Sanchez, DOSan Antonio, TX · No drug or device payments recorded (2025) ·
(210) 358-3555 Dr. Ryan Schwope, MDSan Antonio, TX · No drug or device payments recorded (2025) ·
(210) 916-4218 Dr. Ryan WillettSan Antonio, TX · No drug or device payments recorded (2025) ·
(210) 921-3800 Dr. Sachin Saboo, MDSan Antonio, TX · $278 in drug and device payments (2025) ·
(210) 450-9000 Dr. Samy Al-bayati, MDSan Antonio, TX · $113 in drug and device payments (2025) ·
(210) 358-4000 Dr. Sandhya Vinu Nair, M.D.San Antonio, TX · No drug or device payments recorded (2025) ·
(210) 567-6482 Dr. Sarah Rothan, MDSan Antonio, TX · No drug or device payments recorded (2025) ·
(210) 616-7784 Dr. Sara Ortiz-romeroSan Antonio, TX · $49 in drug and device payments (2025) ·
(210) 358-4000 Dr. Scott Partyka, M.D.San Antonio, TX · $153 in drug and device payments (2025) ·
(210) 616-7700 Dr. Shahedur RahmanSan Antonio, TX · No drug or device payments recorded (2025) ·
(210) 358-4000 Dr. Siva Krishna Prasad Konduru, M.D.San Antonio, TX · No drug or device payments recorded (2025) ·
(210) 358-4000 Dr. Sriram Jaganathan, MDSan Antonio, TX · No drug or device payments recorded (2025) ·
(210) 358-4000 Dr. Stephanie Bernard, M.D.San Antonio, TX · No drug or device payments recorded (2025) ·
(201) 539-3099 Dr. Stephanie Burns, M.D.San Antonio, TX · No drug or device payments recorded (2025) ·
(210) 616-7700 Dr. Steven Scarpino, M.D.San Antonio, TX · No drug or device payments recorded (2025) ·
(210) 892-0228 Dr. Steven Zheng, MDSan Antonio, TX · No drug or device payments recorded (2025) ·
(210) 297-7780 Dr. Suzanne Dabbous, M.D.San Antonio, TX · No drug or device payments recorded (2025) ·
(210) 826-2666 Dr. Sven Kuestermann, M.D.San Antonio, TX · No drug or device payments recorded (2025) ·
(210) 892-0228 Dr. Terry Collins, M.D.San Antonio, TX · No drug or device payments recorded (2025) ·
(210) 614-5316 Dr. Thanh Van, M.D.San Antonio, TX · No drug or device payments recorded (2025) ·
(210) 358-4000 Dr. Todd Tibbetts, M.D., PH.D.San Antonio, TX · $420 in drug and device payments (2025) ·
(210) 616-7700 Dr. Travis Lyons, MDSan Antonio, TX · No drug or device payments recorded (2025) ·
(210) 616-7796 Dr. Umber Salman, M.D.San Antonio, TX · No drug or device payments recorded (2025) ·
(210) 257-1400 Dr. Vanessa Medina, M.D.San Antonio, TX · No drug or device payments recorded (2025) ·
(210) 358-4000 Dr. Venkata Katabathina, M.D.San Antonio, TX · No drug or device payments recorded (2025) ·
(210) 567-6470 Dr. Venkatesha Kadaba, D.O.San Antonio, TX · No drug or device payments recorded (2025) ·
(210) 358-4000 Dr. Veronica Rouse, M.D.San Antonio, TX · No drug or device payments recorded (2025) ·
(210) 616-7700 Dr. Vidya Kamath, M.DSan Antonio, TX · No drug or device payments recorded (2025) ·
(210) 921-0902 Dr. Vijayanadh Ojili, MDSan Antonio, TX · No drug or device payments recorded (2025) ·
(210) 358-4000 Dr. Vineet Seth, M.D.San Antonio, TX · No drug or device payments recorded (2025) ·
(210) 455-0167 Dr. Vung Nguyen, MDSan Antonio, TX · No drug or device payments recorded (2025) ·
(210) 257-1400 Dr. Walter Zink, M.D., PH.D.San Antonio, TX · $53 in drug and device payments (2025) ·
(210) 616-7700 Dr. Wendy Whitford, D.O.San Antonio, TX · No drug or device payments recorded (2025) ·
(210) 892-0228 Dr. W Gregory Wojcik, M.D.San Antonio, TX · No drug or device payments recorded (2025) ·
(210) 892-0228 Dr. W. Greif, M.D.San Antonio, TX · No drug or device payments recorded (2025) ·
(210) 616-7700 Dr. William Shea, M.D.San Antonio, TX · No drug or device payments recorded (2025) ·
(210) 616-7700 Dr. William Sullivan, M.D.San Antonio, TX · No drug or device payments recorded (2025) ·
(210) 616-7700 Dr. Woongsoon Choi, DOSan Antonio, TX · No drug or device payments recorded (2025) ·
(210) 455-0167 Dr. Yolanda Vergara, DRTSan Antonio, TX · No drug or device payments recorded (2025) ·
(210) 378-9708 Dr. Yun Xie, MDSan Antonio, TX · No drug or device payments recorded (2025) ·
(877) 406-2916 Dr. Zahid Imtiaz, MDSan Antonio, TX · $17 in drug and device payments (2025) ·
(210) 358-4000 Dr. Douglas Smith, M.D.San Marcos, TX · $88 in drug and device payments (2025) ·
(512) 396-8565 Dr. Gregory Iglesia, M.D.San Marcos, TX · $227 in drug and device payments (2025) ·
(512) 396-8565 Dr. Murray Shapiro, M.D.San Marcos, TX · No drug or device payments recorded (2025) ·
(512) 396-8565 Dr. Stephen Swearingen, MDSan Marcos, TX · $18 in drug and device payments (2025) ·
(512) 396-8565 Dr. Barbara Spezia, M.D.Seguin, TX · No drug or device payments recorded (2025) ·
(830) 401-7255 Common questions
How many Diagnostic Radiology providers are in Texas?There are 3,136 Diagnostic Radiology providers with active NPI records practicing in Texas, according to federal NPPES data refreshed monthly.
Do Diagnostic Radiology providers in Texas offer telehealth?Yes. 23 of the 3,136 Diagnostic Radiology providers in Texas (about 1%) report offering telehealth services in CMS data.
Which cities in Texas have the most Diagnostic Radiology providers?Houston (824), Dallas (497), San Antonio (254) have the highest concentration of Diagnostic Radiology providers in Texas.
How many Diagnostic Radiology providers in Texas received drug or device company payments?686 of 3,136 Diagnostic Radiology providers in Texas (22%) received at least one payment from a drug or device company in 2025, according to the federal Open Payments program.
Where does this data come from?Provider counts and profiles come from the federal NPPES registry and CMS Doctors and Clinicians files. Payment figures come from the CMS Open Payments program for calendar year 2025. The directory refreshes monthly.
Do most Diagnostic Radiologists in Texas work in independent practices or large health systems?Among 2,078 Diagnostic Radiologists in Texas enrolled in Medicare, 5% bill through a solo or small practice with fewer than 10 clinicians, 17% through a mid-size group of 10 to 99, and 79% through a large group or health system with 100 or more clinicians, according to CMS enrollment records.
Which hospitals do Diagnostic Radiologists in Texas work at?According to CMS facility affiliation records, the Texas hospitals where the most Diagnostic Radiologists hold privileges are Memorial Hermann Hospital System in Houston; Memorial Hermann - Texas Medical Center in Houston; Ut of Texas Southwestern University Hospital - William P. Clements Jr. in Dallas.
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