Got written confirmation a gender-confirming surgery would be covered in-network, obtained prior auth successfully. The claim was billed out of network anyway, and at rates other than what my plan docs outline. Recourse?

Age: 30. Income: none, I’m a student. Location: Boston, MA. Massachusetts requires trans care be covered by law, and my plan explicitly covers the procedure…

View More Got written confirmation a gender-confirming surgery would be covered in-network, obtained prior auth successfully. The claim was billed out of network anyway, and at rates other than what my plan docs outline. Recourse?