GPM Indiana Rate Adjustments November 21, 2019/in GPM Health & Life, Recent News /by Danielle FleschGPM has released rate adjustments for Indiana Medicare Supplement plans for effective dates of 12/1/2019 and after. View Rate Release Letter View IN Rates View 2020 Premiums and Copay/Deductibles /wp-content/uploads/2018/05/291_006_Logo_CornerstoneSM_white.png 0 0 Danielle Flesch /wp-content/uploads/2018/05/291_006_Logo_CornerstoneSM_white.png Danielle Flesch2019-11-21 18:45:132019-11-21 18:45:13GPM Indiana Rate Adjustments