--- O99.840 Bariatric surgery status complicating pregnancy, unspecified trimester

--- O99.841 Bariatric surgery status complicating pregnancy, first trimester

--- O99.842 Bariatric surgery status complicating pregnancy, second trimester

--- O99.843 Bariatric surgery status complicating pregnancy, third trimester

--- O99.844 Bariatric surgery status complicating childbirth

--- O99.845 Bariatric surgery status complicating the puerperium