Radiation Oncologists in Texas
Data updated monthly · Last refresh October 2026
452 Radiation Oncology providers practice in Texas, including 145 (32%) 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.
452providers
145telehealth
Houstontop city
Radiation Oncology by city in Texas
Choose a city to see providers there.
Radiation Oncology 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. Eric Strom, M.D.Houston, TX · No drug or device payments recorded (2025) ·
(713) 792-6161 Dr. Ethan Ludmir, MDHouston, TX · No drug or device payments recorded (2025) · Telehealth ·
(713) 792-6161 Dr. Eugene Koay, M.D., PH.D.Houston, TX · $204 in drug and device payments (2025) · Telehealth ·
(817) 805-2839 Dr. Fumiko Chino, MDHouston, TX · No drug or device payments recorded (2025) · Telehealth ·
(713) 792-6161 Dr. Gary Gunn, MDHouston, TX · $3,902 in drug and device payments (2025) ·
(713) 792-6161 Dr. George Perkins, M.D.Houston, TX · No drug or device payments recorded (2025) ·
(713) 792-6161 Dr. Gohar Manzar, MD PHDHouston, TX · No drug or device payments recorded (2025) ·
(713) 792-6161 Dr. Grace Smith, MDHouston, TX · No drug or device payments recorded (2025) · Telehealth ·
(713) 792-6161 Dr. Gregory Chronowski, M.D.Houston, TX · No drug or device payments recorded (2025) · Telehealth ·
(713) 792-6161 Dr. Henry Mok, M.D., PH.D.Houston, TX · No drug or device payments recorded (2025) · Telehealth ·
(713) 792-5905 Dr. Howard Lewis, M.D.Houston, TX · No drug or device payments recorded (2025) ·
(214) 966-4582 Dr. Hsin Lu, M.D.Houston, TX · No drug or device payments recorded (2025) ·
(832) 355-7118 Dr. Isidora Arzu, M.D. PHD Dr. James Welsh, MDHouston, TX · $339 in drug and device payments (2025) ·
(713) 792-6161 Dr. Jay Paul Reddy, MDHouston, TX · $531 in drug and device payments (2025) ·
(713) 792-6161 Dr. Jie Jane ChenHouston, TX · No drug or device payments recorded (2025) · Telehealth ·
(713) 792-6161 Dr. Jillian Gunther, MDHouston, TX · No drug or device payments recorded (2025) · Telehealth ·
(713) 792-6161 Dr. Jing LiHouston, TX · No drug or device payments recorded (2025) · Telehealth ·
(713) 792-6161 Dr. Joe Chang, M.D., PHDHouston, TX · $191 in drug and device payments (2025) · Telehealth ·
(713) 792-6161 Dr. John Bowers, D.O.Houston, TX · $415 in drug and device payments (2025) · Telehealth ·
(713) 792-2991 Dr. Joseph Arko, M.D.Houston, TX · No drug or device payments recorded (2025) ·
(214) 918-5517 Dr. Joseph Herman, M.D.Houston, TX · No drug or device payments recorded (2025) ·
(713) 792-6161 Dr. Julianna Bronk, MD, PHDHouston, TX · $158 in drug and device payments (2025) · Telehealth ·
(713) 792-6161 Dr. Karen Hoffman, M.D.Houston, TX · No drug or device payments recorded (2025) · Telehealth ·
(713) 563-8495 Dr. Karine Al FeghaliHouston, TX · No drug or device payments recorded (2025) ·
(713) 563-0188 Dr. Kathleen Shadle, MDHouston, TX · $223 in drug and device payments (2025) ·
(713) 441-4800 Dr. Kirk Kanady, MDHouston, TX · $294 in drug and device payments (2025) · Telehealth ·
(281) 377-7555 Dr. Krishnan Patel, M.D.Houston, TX · No drug or device payments recorded (2025) · Telehealth ·
(713) 792-6161 Dr. Kristina Woodhouse, M.D.Houston, TX · No drug or device payments recorded (2025) ·
(713) 792-6161 Dr. Krystal Morales-riveraHouston, TX · No drug or device payments recorded (2025) ·
(832) 355-7470 Dr. Larry Carpenter, M.D.Houston, TX · No drug or device payments recorded (2025) ·
(713) 526-4243 Dr. Lauren Colbert, MD, MSCRHouston, TX · No drug or device payments recorded (2025) ·
(713) 792-6161 Dr. Lauren Mayo, M.D.Houston, TX · $190 in drug and device payments (2025) · Telehealth ·
(713) 792-6161 Dr. Lilie Lin, MDHouston, TX · No drug or device payments recorded (2025) ·
(713) 792-6161 Dr. Marc Delclos, M.D.Houston, TX · No drug or device payments recorded (2025) · Telehealth ·
(713) 792-6161 Dr. Mark Amsbaugh, M.D.Houston, TX · $560 in drug and device payments (2025) · Telehealth ·
(713) 486-8000 Dr. Mark D'andrea, M.D.Houston, TX · No drug or device payments recorded (2025) ·
(713) 474-1414 Dr. Martin Tom, M.DHouston, TX · No drug or device payments recorded (2025) · Telehealth ·
(713) 792-6161 Dr. Mary Dean, M.D.Houston, TX · No drug or device payments recorded (2025) ·
(713) 442-0000 Dr. Mary Frances Mcaleer, M.D.Houston, TX · No drug or device payments recorded (2025) · Telehealth ·
(713) 792-6161 Dr. Matthew Ning, MD, MPHHouston, TX · $333 in drug and device payments (2025) · Telehealth ·
(713) 792-6161 Dr. Michael O'reilly, M.D.Houston, TX · No drug or device payments recorded (2025) · Telehealth ·
(713) 792-6161 Dr. Michael Rooney, MDHouston, TX · No drug or device payments recorded (2025) · Telehealth ·
(630) 386-0088 Dr. Michael Stauder, MDHouston, TX · No drug or device payments recorded (2025) ·
(713) 792-6161 Dr. Mi Kyung Ko, M.D.Houston, TX · $122 in drug and device payments (2025) ·
(713) 442-0000 Dr. Mohammed Aldehaim, MD, FRCPCHouston, TX · No drug or device payments recorded (2025) ·
(877) 632-6789 Dr. Mona Sanghani, M.D.Houston, TX · $162 in drug and device payments (2025) ·
(713) 442-0000 Dr. Moshe Maor, M.D.Houston, TX · No drug or device payments recorded (2025) ·
(713) 563-3230 Dr. Neelofur Ahmad, M.D.Houston, TX · No drug or device payments recorded (2025) ·
(713) 792-6161 Common questions
How many Radiation Oncology providers are in Texas?There are 452 Radiation Oncology providers with active NPI records practicing in Texas, according to federal NPPES data refreshed monthly.
Do Radiation Oncology providers in Texas offer telehealth?Yes. 145 of the 452 Radiation Oncology providers in Texas (about 32%) report offering telehealth services in CMS data.
Which cities in Texas have the most Radiation Oncology providers?Houston (156), Dallas (46), San Antonio (30) have the highest concentration of Radiation Oncology providers in Texas.
How many Radiation Oncology providers in Texas received drug or device company payments?260 of 452 Radiation Oncology providers in Texas (58%) 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 Radiation Oncologists in Texas work in independent practices or large health systems?Among 326 Radiation Oncologists in Texas enrolled in Medicare, 10% bill through a solo or small practice with fewer than 10 clinicians, 9% through a mid-size group of 10 to 99, and 82% through a large group or health system with 100 or more clinicians, according to CMS enrollment records.
Which hospitals do Radiation Oncologists in Texas work at?According to CMS facility affiliation records, the Texas hospitals where the most Radiation Oncologists hold privileges are Ut of Texas Southwestern University Hospital - William P. Clements Jr. in Dallas; Baylor Scott & White Medical Center - Temple in Temple; Memorial Hermann Hospital System in Houston.
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