Holiday Calendar

2026 Holiday Calendar

To assist trading partners in planning for the 2026 Calendar year, the following is a list of Highmark's 2026 scheduled holidays. Although Highmark's offices and customer support areas will be closed on these dates, trading partners will still be able to transmit and receive electronic transactions.

Holiday	Date
New Year's Day	Thursday, January 1, 2026
Martin Luther King, Jr. Day	Monday, January 19, 2026
Memorial Day	Monday, May 25, 2026
Independence Day	Friday, July 3, 2026 (observed)
Labor Day	Monday, September 7, 2026
Thanksgiving Day	Thursday, November 26, 2026
Day after Thanksgiving	Friday, November 27, 2026
Christmas Eve	Thursday, December 24, 2026
Christmas Day	Friday, December 25, 2026

The following entities, which serve the noted regions, are independent licensees of the Blue Cross Blue Shield Association:

Western NY: Highmark Western and Northeastern New York Inc. d/b/a Highmark Blue Cross Blue Shield.

Northeastern NY: Highmark Western and Northeastern New York Inc. d/b/a Highmark Blue Shield.

All references to "Highmark" in this document are references to the Highmark company that is providing the member's health benefits or health benefit administration and/or to one or more of its affiliated Blue companies.