43845 prior authorization | Blue Cross Blue Shield Oklahoma

43845, Gastric restrictive procedure with partial gastrectomy, pylorus-preserving duodenoileostomy and ileoileostomy (50 to 100 cm common channel) to limit absorption (biliopancreatic diversion with duodenal switch), is on the Blue Cross Blue Shield Oklahoma 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 to 100 cm common channel) to limit absorption (biliopancreatic diversion with duodenal switch)
Source: 2026 Commercial Outpatient Medical Surgical ASO Prior Authorization Codes, Pg 236 Original policy

Blue Cross Blue Shield Oklahoma prior authorization

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