William A. Pollan, D.O., MPHD.O., MPHUnclaimed · claim itOccupational MedicineNew Braunfels, TX21+ years experienceRegistered with an NPI since 2005. National Provider Identifiers only began in 2005, so a provider who qualified earlier may have practiced for longer than this.(830) 214-0902NPI 1053392506View Profile Claim