Maryland Correctional Services Section 2-118
§ 2-118.
  (a)   This section applies to inmates in a State correctional facility.
  (b)   (1)   Except as provided in paragraph (2) of this subsection, the Secretary shall assess a reasonable fee not to exceed $4 for each visit by an inmate to a medical unit, physician, dentist, or optometrist for health care services.
    (2)   The Secretary may not assess a fee for health care services that are:
      (i)   required as a part of the intake process;
      (ii)   required for an initial physical examination;
      (iii)   due to a referral by a nurse or physician's assistant;
      (iv)   provided during a follow-up visit that is initiated by a medical professional from the correctional facility;
      (v)   required for necessary treatment; or
      (vi)   initiated by a medical or mental health staff member of the correctional facility.
  (c)   The Secretary shall adopt regulations to implement and collect the fees required by this section.