Christina Seifert, MDMDUnclaimed · claim itOrthopaedic TraumaNewport Beach, CA14 years experienceCalculated from a graduation year of 2012, reported in the CMS National Downloadable File.(949) 722-7038NPI 1558781237View Profile Claim
David C. Chang, M.D.M.D.Unclaimed · claim itOrthopaedic TraumaNewport Beach, CA18+ years experienceRegistered with an NPI since 2008. National Provider Identifiers only began in 2005, so a provider who qualified earlier may have practiced for longer than this.(949) 722-1112NPI 1629255237View Profile Claim