Maryland Insurance Section 15-711
§ 15-711.
  (a)   This section applies to each individual or group health insurance policy or contract that is:
    (1)   delivered or issued for delivery in the State by an insurer or nonprofit health service plan; and
    (2)   issued, renewed, amended, or reissued on or after October 1, 1993.
  (b)   An insurer or nonprofit health service plan may not impose a time limit on the receipt of services covered under a policy or contract subject to this section that are provided during the policy or contract period by a physical therapist licensed under the Health Occupations Article.
  (c)   This section does not prohibit an insurer or nonprofit health service plan from imposing a limit on the number of visits with a licensed physical therapist that are allowed under a policy or contract.