Tomball 77375 Pediatric Healthcare of Northwest Houston Tomball 27721 State Highway 249 Suite 100 Tomball, Texas 77375 Office : (281) 357-5115 Fax : (281) 516-9466 Monday – Friday 8:00 am to 5:00 pm Saturday 8:00 am to 12:00 pm Gallery Google Map Google 360