Maryland has explicit insurance guidance on transgender-related health care.

Bulletins and Announcements:

• Bulletin: Bulletin 15-33, 2017 Affordable Care Act (“ACA”) Individual and Small Employer Form and Rate Filing Instructions (2015)
  Issued by: Maryland Insurance Administration
  Issued on: Dec. 10, 2015
  Summary:

  Prohibiting student health plans from excluding treatment for gender dysphoria.