Maryland Health - General Section 19-713.5
§ 19-713.5.
  (a)   If a health maintenance organization requires its subscribers to have a referral to receive consultation services in writing, the health maintenance organization shall use the uniform consultation referral form adopted by the Commissioner under § 15-120 of the Insurance Article as the sole instrument for referrals for consultation services.
  (b)   A health maintenance organization may not impose as a condition of coverage any requirement to:
    (1)   Modify the uniform consultation referral form; or
    (2)   Submit additional consultation referral forms.
  (c)   The uniform consultation referral form shall be properly completed by the health care provider referring the subscriber for consultation services.