Md. Code, Insurance § 15-822

(a) This section applies to:

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

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

(b) An entity subject to this section shall provide coverage for all medically appropriate and necessary diabetes equipment, diabetes supplies, and diabetes outpatient self–management training and educational services, including medical nutrition therapy, that the insured’s or enrollee’s treating physician or other appropriately licensed health care provider, or a physician who specializes in the treatment of diabetes, certifies are necessary for the treatment of:

(1) insulin–using diabetes;

(2) noninsulin–using diabetes;

(3) elevated or impaired blood glucose levels induced by pregnancy; or

(4) consistent with the American Diabetes Association’s standards, elevated or impaired blood glucose levels induced by prediabetes.

(c) If certified as necessary under subsection (b) of this section, the diabetes outpatient self–management training and educational services, including medical nutrition therapy, to be provided to the insured or enrollee shall be provided through a program supervised by an appropriately licensed, registered, or certified health care provider whose scope of practice includes diabetes education or management.

(d) (1) Subject to paragraph (2) of this subsection, and except as provided in paragraph (3) of this subsection, the coverage required under this section may be subject to the annual deductibles or coinsurance requirements imposed by an entity subject to this section for similar coverages under the same health insurance policy or contract.

(2) Except as provided in paragraph (3) of this subsection, the annual deductibles or coinsurance requirements imposed under paragraph (1) of this subsection for the coverage required under this section may not be greater than the annual deductibles or coinsurance requirements imposed by the entity for similar coverages.

(3) (i) Except as provided in subparagraph (ii) of this paragraph, an entity subject to this section may not impose a deductible, copayment, or coinsurance requirement on diabetes test strips.

(ii) If an insured or enrollee is covered under a high–deductible health plan, as defined in 26 U.S.C. § 223, an entity subject to this section may subject diabetes test strips to the deductible requirement of the high–deductible health plan.

(e) An entity subject to this section may not reduce or eliminate coverages in its health insurance policies or contracts due to the requirements of this section.