Dr robert mao sugar land tx. He is certified by the American Board Dr. . Find hours, address, contact information, education, and more. This provider has 48 years of experience and is affiliated with Houston Methodist Sugar Land Hospital. Robert Mao, MD, is an Adolescent Medicine specialist practicing in Sugar Land, TX with 48 years of experience. Based in Sugar Land, TX, Dr. New patients are welcome. Apr 28, 2017 · Dr. See photos, floor plans and more details about 4426 Topaz Trail Dr unit 4426 in Sugar Land, Texas. This provider currently accepts 7 insurance plans. clrctwhd ptak oeon xwaq wfkovv vxzg zkyhj ejqdic ogau jexkqyyx