Timothy W. Halenkamp, M.D. MPHM.D. MPHUnclaimed · claim itPreventive Medicine —…Corpus Christi, 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.(361) 961-6166NPI 1275534950View Profile Claim