Hi!
I've got the exact same problem... Been on the Omnipod since August but latest HbA1c is 7.6% (albeit down from 8.4% pre-pump, and 7.6% is the best I've ever had!) which doesn't correspond with the 90-day average BG, which is 7.8, 60-day is 7.6, and 30-day is 7.4, and I test on average 15...