81338 prior authorization | Blue Cross and Blue Shield of Montana

81338, Mpl (Mpl Proto-Oncogene Thrombopoietin Receptor) (Eg Myeloproliferative Disorder) Gene Analysis; Common Variants (Eg W515A W515K W515L W515R), is on the Blue Cross and Blue Shield of Montana commercial prior authorization list. Not a coverage or referral decision.

Code: 81338
Description: Mpl (Mpl Proto-Oncogene Thrombopoietin Receptor) (Eg Myeloproliferative Disorder) Gene Analysis; Common Variants (Eg W515A W515K W515L W515R)
Source: 2026 Commercial Medical Surgical Prior Authorization Code List, Pg 126 Original policy

Blue Cross and Blue Shield of Montana prior authorization

Disclaimer

The information provided on this page is for general informational purposes only and does not constitute billing, coding, or reimbursement advice. Nothing on this page should be relied upon as a substitute for clinician assessment, professional billing guidance, or as a definitive statement of any payor's billing requirements or policies.

Payor agreements, fee schedules, and billing policies vary and are subject to change. Before submitting any claims related to maternity care services, including claims affected by the 2027 CPT code revisions, please consult the applicable payor agreements, coverage policies, and billing guidelines to confirm current requirements for their specific payor contracts.

Substrate makes no representation or warranty regarding the accuracy, completeness, or timeliness of the payor-specific information presented here. Providers are solely responsible for ensuring that all claims are submitted in accordance with applicable payor requirements, and Substrate assumes no liability for claim denials, underpayments, or other adverse outcomes arising from reliance on this information.