43845 prior authorization | Blue Cross and Blue Shield of Montana

43845, Gastric restrictive procedure with partial gastrectomy, pylorus-preserving duodenoileostomy and ileoileostomy (50 100 cm common channel) to limit absorption (biliopancreatic diversion with duodenal switch), is on the Blue Cross and Blue Shield of Montana commercial prior authorization list. Not a coverage or referral decision.

Code: 43845
Description: Gastric restrictive procedure with partial gastrectomy, pylorus-preserving duodenoileostomy and ileoileostomy (50 100 cm common channel) to limit absorption (biliopancreatic diversion with duodenal switch)
Source: 2026 Commercial Medical Surgical Prior Authorization Code List, Pg 44 Original policy

Blue Cross and Blue Shield of Montana prior authorization

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