Critical Care Doctors (Internal Medicine) in Texas
Data updated monthly · Last refresh October 2026
412 Critical Care Medicine (Internal Medicine) providers practice in Texas, including 60 (15%) 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.
412providers
60telehealth
Houstontop city
Critical Care Medicine (Internal Medicine) by city in Texas
Choose a city to see providers there.
Critical Care Medicine (Internal Medicine) 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. Pejman Soheili, MDHouston, TX · No drug or device payments recorded (2025) ·
(713) 441-3620 Dr. Phu Huynh, MDHouston, TX · No drug or device payments recorded (2025) ·
(832) 325-7222 Dr. Prakruthi Voore, MDHouston, TX · $150 in drug and device payments (2025) ·
(713) 441-1100 Dr. Prangthip Charoenpong, M.D.Houston, TX · $535 in drug and device payments (2025) ·
(832) 355-2285 Dr. Rahul Chilappa, M.D.Houston, TX · $23 in drug and device payments (2025) · Telehealth ·
(713) 242-3000 Dr. Rajesh Rethnam, MD., FCCP.Houston, TX · $1,225 in drug and device payments (2025) ·
(888) 958-6463 Dr. Ranjan Upadhyay, MD, PHDHouston, TX · $25,100 in drug and device payments (2025) ·
(713) 792-6161 Dr. Raul Sanchez Leon, M.D.Houston, TX · $123 in drug and device payments (2025) ·
(713) 441-3020 Dr. Rima Gidwani, MDHouston, TX · No drug or device payments recorded (2025) ·
(713) 789-2482 Dr. Robert Fromm, MDHouston, TX · No drug or device payments recorded (2025) ·
(713) 873-8890 Dr. Rodeo Abrencillo, M.D.Houston, TX · $360 in drug and device payments (2025) · Telehealth ·
(713) 500-6828 Dr. Salman Waheed, MDHouston, TX · No drug or device payments recorded (2025) ·
(713) 441-0006 Dr. Sami Hossri, M.D.Houston, TX · $25,391 in drug and device payments (2025) ·
(713) 500-6835 Dr. Saranjit Kaur, M.D.Houston, TX · $164 in drug and device payments (2025) ·
(832) 325-7222 Dr. Sergio Trevino Castillo, M.D.Houston, TX · No drug or device payments recorded (2025) · Telehealth ·
(713) 798-2400 Dr. Shipali Pulimamidi, M.D. Dr. Sri Kartik Valluri, MD Dr. Steven Hsu, M.D.Houston, TX · No drug or device payments recorded (2025) ·
(713) 792-5040 Dr. Suhair Mugawish, MDHouston, TX · No drug or device payments recorded (2025) ·
(713) 620-4000 Dr. Syed Arsalan Akhter Zaidi, M.D.Houston, TX · No drug or device payments recorded (2025) ·
(713) 704-4000 Dr. Syed Ghazi Rizvi, MDHouston, TX · No drug or device payments recorded (2025)
Dr. Thalia Casimire, MDHouston, TX · $684 in drug and device payments (2025) ·
(281) 357-0111 Dr. Thuyen Nguyen, MDHouston, TX · $117 in drug and device payments (2025) ·
(713) 441-1100 Dr. Timothy Hotze, M.D.Houston, TX · No drug or device payments recorded (2025) ·
(713) 798-1000 Dr. Vanita Gupta, M.D.Houston, TX · No drug or device payments recorded (2025) ·
(281) 440-1000 Dr. Vernon Lawrence, D.O.Houston, TX · $137 in drug and device payments (2025) ·
(713) 715-9956 Dr. Vikas Punjabi, DOHouston, TX · $113 in drug and device payments (2025) ·
(713) 441-3698 Dr. Yann-bor Lin, MDHouston, TX · No drug or device payments recorded (2025) ·
(281) 440-1000 Dr. Yuanchen Wang, DOHouston, TX · No drug or device payments recorded (2025) ·
(713) 441-3620 Dr. Yunuen Aguilera Garcia, M.D.Houston, TX · No drug or device payments recorded (2025) ·
(323) 552-2666 Dr. Gary Erwin, MDIrving, TX · No drug or device payments recorded (2025) ·
(972) 579-8485 Dr. Laurence Cunningham, D.O.Jacksonville, TX · No drug or device payments recorded (2025) ·
(432) 221-1111 Dr. Jason Thomas, MDJbsa-fort Sam Houston, TX · $431 in drug and device payments (2025) ·
(210) 916-2153 Dr. Michael Gonzales, M.D.Jbsa Ft Sam Houston, TX · No drug or device payments recorded (2025) ·
(210) 539-9582 Dr. Stephanie MergenJbsa Ft Sam Houston, TX · No drug or device payments recorded (2025) ·
(610) 574-0654 Dr. Bryce Warren, MD, PHDJbsa Lackland, TX · No drug or device payments recorded (2025) ·
(210) 292-6255 Dr. Trisha Arno, D.OJbsa Lackland, TX · No drug or device payments recorded (2025) ·
(210) 292-0055 Dr. Brian Gray, D.O.Katy, TX · No drug or device payments recorded (2025) ·
(281) 703-3020 Dr. Mary Udyavar, AGACNPKaty, TX · No drug or device payments recorded (2025) ·
(346) 381-9496 Dr. Akinyinka Ajelabi, MDKingwood, TX · $6,340 in drug and device payments (2025) · Telehealth ·
(281) 446-6803 Dr. Angeli Patel, MDKingwood, TX · No drug or device payments recorded (2025) ·
(346) 477-5698 Dr. Samer Talib, MDKingwood, TX · $30 in drug and device payments (2025) ·
(281) 348-8000 Dr. Jill Sterling, M.D.Lackland A F B, TX · No drug or device payments recorded (2025) ·
(210) 292-7195 Common questions
How many Critical Care Medicine (Internal Medicine) providers are in Texas?There are 412 Critical Care Medicine (Internal Medicine) providers with active NPI records practicing in Texas, according to federal NPPES data refreshed monthly.
Do Critical Care Medicine (Internal Medicine) providers in Texas offer telehealth?Yes. 60 of the 412 Critical Care Medicine (Internal Medicine) providers in Texas (about 15%) report offering telehealth services in CMS data.
Which cities in Texas have the most Critical Care Medicine (Internal Medicine) providers?Houston (133), Dallas (59), San Antonio (28) have the highest concentration of Critical Care Medicine (Internal Medicine) providers in Texas.
How many Critical Care Medicine (Internal Medicine) providers in Texas received drug or device company payments?220 of 412 Critical Care Medicine (Internal Medicine) providers in Texas (53%) 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 Critical Care Doctors (Internal Medicine) in Texas work in independent practices or large health systems?Among 327 Critical Care Doctors (Internal Medicine) in Texas enrolled in Medicare, 9% bill through a solo or small practice with fewer than 10 clinicians, 28% through a mid-size group of 10 to 99, and 63% through a large group or health system with 100 or more clinicians, according to CMS enrollment records.
Which hospitals do Critical Care Doctors (Internal Medicine) in Texas work at?According to CMS facility affiliation records, the Texas hospitals where the most Critical Care Doctors (Internal Medicine) hold privileges are Memorial Hermann - Texas Medical Center in Houston; Memorial Hermann Hospital System in Houston; Houston Methodist Hospital in Houston.
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