The Affordable Care Act brought sweeping changes to health insurance in Montana. Understanding the changes — and what they mean to you and your family — is not easy. Insurance Commissioner Monica J. Lindeen wants to help you get the information you need to make sound choices. Send us your question! We will respond within five business days. If you need immediate help, please call CSI Policy Holder Services Bureau at (800) 332-6148.

Your questions, comments and safety are important to us. Please do not send private personal information such as Social Security numbers or date of birth through this contact form. If you have questions regarding your eligibility for health insurance and tax credits, we recommend that you apply online at or talk to a trained professional in your area. Please note, our office cannot provide legal advice for individuals or companies.