Interventional radiologist in Sugar Land, Texas · NPI 1063467256
Gary Allen is one of 3 interventional radiologists practicing in Sugar Land, Texas. See all interventional radiologists in Texas.
Gary Allen practices with Nirp Sugar Land PLLC.
Updated August 2026. Practice locations and specialty come from the CMS Doctors and Clinicians file, the registry record from NPPES, and enrollment from CMS Medicare enrollment files. NPI records are corrected at the source, through NPPES.