EXAGEN INC.

Medicare 23 % 29 %

Revenue from Medicare comprised 25% and 34% of our revenue for the years ended December 31, 2024 and 2023, respectively.

Medicare 20 % 37 % 24 % 35 %

Medicare 23 % 29 % 25 % 34 %

Medicare 29 % 39 %

Revenue from Medicare comprised 34% and 39% of our revenue for the years ended December 31, 2023 and 2022, respectively.

Medicare 37 % 62 % 35 % 37 %

Medicare 29 % 15 % 34 % 18 %

Medicare 39 % 20 %

Revenue from Medicare comprised 39% and 19% of our revenue for the years ended December 31, 2022 and 2021, respectively.

Medicare 62 % 19 % 37 % 19 %

Medicare Advantage 23 % 13 % 19 % 12 %

Medicare 20 % 18 %

Revenue from Medicare comprised 19% and 20% of our revenue for the years ended December 31, 2021 and 2020, respectively.

Medicare 19 % 20 % 19 % 21 %

Medicare 19 % 18 % 19 % 22 %

Medicare 18 % 25 %

Medicare Advantage 18 % 17 %

Medicare Advantage 20 % 17 %

Medicare Advantage 22 % 15 % 21 % 17 %

Medicare Advantage 25 % 19 % 21 % 18 %

Medicare Advantage 17 % 16 %

Medicare Advantage 17 % 15 %

Medicare Advantage 15 % 12 % 17 % 15 %

Medicare Advantage 19 % 23 % 18 % 19 %

Medicare Advantage 16 % 15 %

Medicare Advantage 15 % 13 %

Medicare Advantage 12 % 13 % 15 % 13 %

Medicare Advantage 23 % 13 % 19 % 12 %

Medicare Advantage 15 % 12 %

Medicare Advantage 13 % 11 %

Medicare Advantage 13 % 11 % 13 % 11 %

Medicare Advantage 12 % 13 %