Download the list of Dermatologists in Houston. Smartscrapers provides an accurate directory and the latest data on the number of Dermatologists in Houston There are 832 Dermatologists in Houston as of October 15, 2025; which is an 0.00% increase from 2023. Of these locations, 256 Dermatologists which is 30.77% of all Dermatologists in Houston are single-owner operations, while the remaining 576 which is 69.23% are part of larger brands. Average age of Dermatologists in Houston is 6 years and 2 months.