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.
Where Diagnostic Radiologists in Texas practice
From CMS Medicare enrollment records covering 2,078 of the 3,136 providers listed here (66%). Providers who do not bill Medicare are not included in these figures.
5%solo or small practice (under 10 clinicians)
17%mid-size group (10 to 99)
79%large group or health system (100+)
Largest practice groups
| Group (as registered with Medicare) | Diagnostic Radiologists | All clinicians in group | Main city |
| Singleton Associates PA | 348 | 814 | Houston |
| Radiology Associates of North Texas PA | 251 | 340 | Fort Worth |
| University of Texas Southwestern Medical Center at Dallas | 157 | 3,156 | Dallas |
| Physicians Referral Service | 155 | 2,728 | Houston |
| Texas Radiology Associates LLP | 104 | 154 | Richardson |
Hospitals where they hold privileges
| Hospital | City | Ownership | CMS star rating | Diagnostic Radiologists affiliated |
| Memorial Hermann Hospital System | Houston | Nonprofit | 3 of 5 | 160 |
| Memorial Hermann - Texas Medical Center | Houston | Nonprofit | 4 of 5 | 127 |
| Ut of Texas Southwestern University Hospital - William P. Clements Jr. | Dallas | Government | 4 of 5 | 119 |
| Parkland Health & Hospital System | Dallas | Government | 3 of 5 | 104 |
| Texas Health Harris Methodist Fort Worth | Fort Worth | Nonprofit | 4 of 5 | 90 |
Sources: CMS Doctors and Clinicians (August 2026) and Facility Affiliation files (August 2026); hospital ownership type and overall star rating from CMS Hospital General Information (July 2026). A clinician in several groups is counted once, in the largest group they bill through. Ownership type is what the hospital reports to CMS; it does not show private equity or other investor ownership. How we build this directory.
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. Bradley Nowack, MDAbilene, TX · $4,501 in drug and device payments (2025) ·
(325) 670-2000 Dr. Christine Cox, RT (R)Abilene, TX · No drug or device payments recorded (2025) ·
(325) 201-8394 Dr. Clark Wiginton, MDAbilene, TX · No drug or device payments recorded (2025) ·
(325) 677-2201 Dr. Eric Schackmuth, M.D.Abilene, TX · No drug or device payments recorded (2025) ·
(325) 428-1000 Dr. John Bliznak, M.D.Abilene, TX · No drug or device payments recorded (2025) ·
(325) 677-2201 Dr. Johnny Bliznak, M.D.Abilene, TX · No drug or device payments recorded (2025) ·
(325) 677-2201 Dr. Jon Anderson, MDAbilene, TX · No drug or device payments recorded (2025) ·
(325) 677-2201 Dr. Steven Nitke, M.D.Abilene, TX · No drug or device payments recorded (2025) ·
(325) 677-2201 Dr. Timothy Lillick, M.D.Abilene, TX · No drug or device payments recorded (2025) ·
(325) 677-2201 Dr. William Matthew, D.O.Abilene, TX · No drug or device payments recorded (2025) ·
(325) 677-2201 Dr. Abigail AttaluriAddison, TX · $772 in drug and device payments (2025) ·
(972) 733-0014 Dr. Ashkahn Golshani, MDAddison, TX · No drug or device payments recorded (2025) ·
(469) 317-9900 Dr. Elaina Zabak, MDAddison, TX · No drug or device payments recorded (2025) ·
(469) 317-9900 Dr. Kevin Liu, MDAddison, TX · $295 in drug and device payments (2025) · Telehealth ·
(972) 733-0014 Dr. Matthew Weissenborn, M.D.Addison, TX · No drug or device payments recorded (2025) ·
(972) 733-0014 Dr. Melanie Pickering, DOAddison, TX · No drug or device payments recorded (2025) ·
(972) 682-9218 Dr. Michael Ghazarian, M.D.Addison, TX · No drug or device payments recorded (2025) ·
(469) 317-9900 Dr. Thomas Cornell, M.D.Addison, TX · No drug or device payments recorded (2025) ·
(469) 317-9900 Dr. Richard Schellin, DOAledo, TX · No drug or device payments recorded (2025) ·
(817) 244-0904 Dr. Steven Schapman, DOAlice, TX · No drug or device payments recorded (2025) ·
(361) 664-4376 Dr. Gerhard Moeller, M.D.Alpine, TX · No drug or device payments recorded (2025) ·
(432) 837-0207 Dr. Jack Brooks, MDAlrington, TX · $61 in drug and device payments (2025) ·
(817) 472-0801 Dr. Aaron Elliott, M.D.Amarillo, TX · No drug or device payments recorded (2025) ·
(806) 355-3352 Dr. Angela Lampkin, M.D.Amarillo, TX · No drug or device payments recorded (2025) ·
(817) 321-0404 Dr. April Bailey, MDAmarillo, TX · No drug or device payments recorded (2025) ·
(806) 355-3352 Dr. Arouj Hashmi, MDAmarillo, TX · No drug or device payments recorded (2025) ·
(806) 355-3352 Dr. Arturo Lira, MDAmarillo, TX · $116 in drug and device payments (2025) ·
(806) 355-3352 Dr. Branch Archer, MDAmarillo, TX · No drug or device payments recorded (2025) ·
(806) 355-3352 Dr. Charles Brooks, MDAmarillo, TX · No drug or device payments recorded (2025) ·
(806) 355-3352 Dr. Charles Vagrosky, RDMS RDCS RVT RTAmarillo, TX · No drug or device payments recorded (2025) ·
(806) 670-0941 Dr. Christina Gougoutas Fox, MDAmarillo, TX · No drug or device payments recorded (2025) ·
(952) 595-1100 Dr. Crandon Clark, MDAmarillo, TX · No drug or device payments recorded (2025) ·
(806) 355-3352 Dr. Gail Aznavorian-bentley, MDAmarillo, TX · No drug or device payments recorded (2025) ·
(806) 355-3352 Dr. Gayle Bickers, MDAmarillo, TX · No drug or device payments recorded (2025) ·
(806) 355-3352 Dr. John Andrew, MDAmarillo, TX · $235 in drug and device payments (2025) ·
(806) 355-3352 Dr. John Coscia, M.D.Amarillo, TX · No drug or device payments recorded (2025) ·
(806) 358-8654 Dr. Kimberly Waugh, MDAmarillo, TX · No drug or device payments recorded (2025) ·
(806) 355-3352 Dr. Lova Arenivas, MDAmarillo, TX · No drug or device payments recorded (2025) ·
(806) 358-8654 Dr. Martin Uszynski, MDAmarillo, TX · No drug or device payments recorded (2025) ·
(806) 355-3352 Dr. Matthew Scalapino, MDAmarillo, TX · No drug or device payments recorded (2025) ·
(806) 355-3352 Dr. Megha Kureti, M.DAmarillo, TX · No drug or device payments recorded (2025) ·
(806) 355-3352 Dr. Michael Daniel, M.D.Amarillo, TX · $298 in drug and device payments (2025) ·
(806) 355-3352 Dr. Michael Hall, M.D.Amarillo, TX · No drug or device payments recorded (2025) ·
(806) 355-3352 Dr. Michael Hall, MDAmarillo, TX · No drug or device payments recorded (2025) ·
(806) 355-9703 Dr. Nilay Mehta, M.D.Amarillo, TX · $1,194 in drug and device payments (2025) ·
(806) 212-2072 Dr. Paul Hakim, M.D.Amarillo, TX · No drug or device payments recorded (2025) ·
(757) 446-7934 Dr. Paul Pan, MDAmarillo, TX · No drug or device payments recorded (2025) ·
(806) 355-3352 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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