Written by Reed Tinsley |
April 23, 2018
CMS is mailing new Medicare cards with new Medicare numbers (known as the Medicare Beneficiary Identifiers (MBIs)) to people newly enrolling in Medicare. People who already have Medicare coverage will receive their cards on a flow basis.
The MBI is protected health information. Protect the MBI and only share it for Medicare-related business, just as you currently do with the Health Insurance Claim Number.
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MBI, or Medicare Beneficiary Identifier, is a unique identifier replacing the former Health Insurance Claim Number (HICN) on Medicare cards to protect patient privacy and enhance security. It consists of 11 characters with numbers and uppercase letters, ensuring secure identification for Medicare beneficiaries.

About the Author
Reed Tinsley CPA
This article is written by Reed Tinsley, a Houston, TX-based CPA with over 30 years of experience advising physicians and medical practices across Texas and the United States. Reed holds certifications as a Certified Valuation Analyst (CVA), Certified Healthcare Business Consultant (CHBC), and Certified Financial Planner (CFP), specializing exclusively in the healthcare sector. He is a published author, nationally recognized speaker, and trusted advisor to physicians on
accounting & tax,
practice management, and
financial planning.
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