A generic endocrinologist may not be as well informed as you need regarding TBI issues. The neuroendocrine dysfunction thread is at the top. Check it out. Many doctors use a wide range of 'normal' when you may need a more specific assessment.

It is easy to get your D3 up. It takes a while to get D3 levels up once you start with D3 supplements. Your body is also struggling to get back to normal since you had your youngest just 6 months ago.