Maryland Code, Insurance § 15-836

(1) insurers and nonprofit health service plans that provide inpatient hospital, medical, or surgical benefits to individuals or groups on an expense-incurred basis under health insurance policies or contracts that are issued or delivered in the State; and

(2) health maintenance organizations that provide inpatient hospital, medical, or surgical benefits to individuals or groups under contracts that are issued or delivered in the State.

(b)(1) Subject to paragraph (2) of this subsection, an entity subject to this section shall provide, for an enrollee or insured whose hair loss results from chemotherapy or radiation treatment for cancer, coverage for one hair prosthesis.

(2) The cost of a hair prosthesis required under paragraph (1) of this subsection may not exceed $350.