HCG levels

Erin • Married ❤️ Mommy to Ava Noelle 11/17/17 💜

I had labs drawn last week at ~15DPO and my HCG was 561. 48 hours later it was 1852 so it tripled. My doctor said looks good but I can’t help but to worry! Is that too high of an increase? Google says some scary things.