Maryland Code, Family Law § 5-356

(1) all of the prospective adoptee's medical and mental health records that the local department has; or

(2) a comprehensive medical and mental health history of the prospective adoptee.

(c)(1) If, after adoption, a local department receives medical or mental health information about the adoptee or adoptee's former parent, the local department shall make reasonable efforts to make the information available to the adoptive parent.

(2) If, after adoption, the adoptive parent requests additional information, the local department shall make reasonable efforts to notify the former parent, at the former parent's last known address available to the local department, of the request and the reason for the request.