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Holiday Calendar

2023 Holiday Calendar

To assist trading partners in planning for the 2023 Calendar year, the following is a list of Highmark's 2023 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.



New Year's Day

Monday, January 2, 2023

Martin Luther King Jr. Day

Monday, January 16, 2023

Memorial Day

Monday, May 29, 2023

Independence Day

Tuesday, July 4, 2023

Labor Day

Monday, September 4, 2023

Thanksgiving Day

Thursday, November 23, 2023

Day after Thanksgiving

Friday, November 24, 2023

Christmas Eve (observed)

Monday, December 25, 2023

Christmas Day (observed)

Tuesday, December 26, 2023