Download (1) For open gastric bypass category: CPT 43846 (gastric restrictive

(1) For open gastric bypass category: CPT 43846 (gastric restrictive procedure with gastric
bypass for morbid obesity with short limb Roux-en-y gastroenterostomy), CPT 43847 (gastric
restrictive procedure with gastric bypass for morbid obesity with small intestine reconstruction to
limit absorption), CPT 43848 (revision of gastric restrictive procedure for morbid obesity).
(2) For laparoscopic gastric bypass category: CPT 43644 (laparoscopy, surgical, gastric
restrictive procedure; with gastric bypass and Roux-en-Y gastroenterostomy), CPT 43645
(laparoscopy, surgical, gastric restrictive procedure; with gastric bypass and small intestine
reconstruction to limit absorption), CPT 43844 (laparoscopic gastric restrictive and any open
bypass CPT codes with associated CPT 43659 (unlisted laparoscopic procedure stomach)
affixed), CPT S2085 (laparoscopic gastric bypass).
(3) For laparoscopic adjustable gastric band category: CPT 43770 (laparoscopy, surgical,
gastric restrictive procedure; placement of adjustable gastric band), CPT 43771 (revision of
adjustable gastric band component only), CPT 43773 (laparoscopy, surgical, gastric restrictive
procedure; removal and replacement of adjustable gastric restrictive device component only),
CPT S2082 (laparoscopy, surgical; gastric restrictive procedure, adjustable gastric band
includes placement of subcutaneous port). One patient whose service date for LAGB was prior
to January 1, 2006, the date which the LAGB procedure codes became effective, was excluded
from the primary analysis.
(4) For other procedure category: CPT 43842 (gastric restrictive procedure without gastric
bypass for morbid obesity; vertical-banded gastroplasty), CPT 43843 (gastric restrictive
procedure without gastric bypass for morbid obesity; other than vertical-banded gastroplasty),
CPT 43845 (gastric restrictive procedure with partial gastrectomy, pylorus-preserving
duodenoileostomy and ileoileostomy to limit absorption).