Skip to Content
Dr. Adan Rios picture

Dr. Adan Rios, MD


Call (832) 325-7100

Physician Biography

Dr. Adan Rios earned his medical degree at the University of Panama Medical School and completed his residency at Gorgas U.S. Army Hospital in Panama. He completed his fellowship in medical oncology at The University of Texas MD Anderson Cancer Center in Houston.

Board certified in internal medicine, Dr. Rios is internationally renowned for his work in HIV associated malignancies and treatment of tumors with biological response modifiers. He is a general oncologist with special interests that include hematological malignancies (leukemia, lymphoma and multiple myeloma), and immune-suppression-related malignancies.

In practice in Houston since 1981, Dr. Rios treats patients 18 years and older.  He is committed to the wellbeing of his patients, and makes himself easily available to them. His practice philosophy is service and he collaborates with a broad base of experts. Dr. Rios is fluent in Spanish.

Dr. Rios is an associate professor in the division of Oncology at The University of Texas Health Science Center at Houston (UTHealth) Medical School. He has served in a number of roles at the MD Anderson Cancer Center, including director of clinical research and academic affairs of the AIDS Program at the Institute for Immunological Disorders; the first clinical center in the United States devoted to the management and treatment of AIDS patients.

His work has been recognized with numerous awards and distinctions; among them, the 2001 MD Anderson Cancer Center Distinguished Alumnus Award, the 2003 George Washington University Presidential Medal Award, the 2008 University of Texas Health Science Center Minority Services Award and the 2014 Arrival Award from the University of Houston Law Center. 

Residents of the Museum District, Dr. Rios and his wife have three children and two grandchildren. He enjoys music and history, especially the history of medicine.


Update this profile
Location & Contact Information

Primary Office

Phone: (832) 325-7100
Fax: (713) 512-2242

Get Directions

Other Office Locations

Phone: (713) 486-1200
Fax: (281) 778-5345

Get Directions