title: Upcoding and Anesthesia Risk in Outpatient Gastrointestinal Endoscopy Procedures.
authors.affiliation: RAND Corporation, Santa Monica, California.
authors.forename: Xiaoyu
authors.initials: X
authors.lastname: Nie
authors.affiliation: RAND Corporation, Boston, Massachusetts.
authors.forename: Soeren
authors.initials: S
authors.lastname: Mattke
authors.affiliation: RAND Corporation, Boston, Massachusetts.
authors.forename: Zachary
authors.initials: Z
authors.lastname: Predmore
authors.affiliation: RAND Corporation, Boston, Massachusetts.
authors.forename: Hangsheng
authors.initials: H
authors.lastname: Liu
mesh_terms: D000067575:Administrative Claims, Healthcare; D000293:Adolescent; D000328:Adult; D000368:Aged; D000556:Ambulatory Surgical Procedures; D000758:Anesthesia; D059019:Clinical Coding; D039702:Current Procedural Terminology; D016099:Endoscopy, Gastrointestinal; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D018579:Patient Selection; D018570:Risk Assessment; D055815:Young Adult