Summary
BCBSND updated diagnosis codes for Allergy Skin Testing effective January 1, 2026. The policy removed codes Z91.011 and Z91.012, and added new codes 0110, Z91.0111, Z91.0112, Z91.0120, Z91.0121, and Z91.0122. This change was supposed to be communicated in January but was missed until now.
Get alerts when payers change rules like this one
We check Blue Cross Blue Shield of North Dakota and other payers every day and email you when a change matches your specialty and state.
Get Blue Cross Blue Shield of North Dakota alertsPolicy Monitoring is free. No card required.
What to do
immediately · 4 steps
01Billing team must update diagnosis code mapping in billing system for allergy skin testing procedures.
02Replace removed codes Z91.011 and Z91.012 with appropriate new codes (0110, Z91.0111, Z91.0112, Z91.0120, Z91.0121, Z91.0122) based on specific patient conditions.
03Review any claims submitted since January 1, 2026 using the old codes and resubmit if necessary.
04Update encounter forms and EMR templates to reflect new diagnosis codes.
Codes mentioned
Z91.011Z91.012Z91.0111Z91.0112Z91.0120Z91.0121Z91.0122
Original notice
Medical Policy Update
bcbsnd.com · Always check the source before changing claims.
Related changes
See all Blue Cross Blue Shield of North Dakota changes →Medical Policy UpdatesHighEffective Jun 18, 2026 · Medical PolicyPharmacy Policies Available OnlineHighEffective Oct 1, 2026 · PharmacyMedical Policy UpdateMediumEffective Feb 1, 2026 · Medical PolicyMedical Policy UpdateMediumEffective Apr 27, 2026 · Medical PolicyBrowse every Blue Cross Blue Shield of North Dakota change in the policy list