This subsection may not be construed to allow coverage and benefits for the treatment of alcoholism and other drug dependencies through the diagnosis of a mental illness listed in paragraph A.

Sec. VV-16. 24-A MRSA §4234-A, sub-§3, ¶¶A-1 and A-2 are enacted to read:

A-1. "Diagnostic and Statistical Manual" means the Diagnostic and Statistical Manual of Mental Disorders, 4th edition, published by the American Psychiatric Association.

A-2.__"Home health care services" means those services rendered by a licensed provider of mental health services to provide medically necessary health care to a person suffering from a mental illness in the person's place of residence if:

(1) Hospitalization or confinement in a residential treatment facility would otherwise have been required if home health care services were not provided;

(2) Hospitalization or confinement in a residential treatment facility is not required as an antecedent to the provision of home health care services; and

(3) The services are prescribed in writing by a licensed allopathic or osteopathic physician or a licensed psychologist who is trained and has received a doctorate in psychology specializing in the evaluation and treatment of mental illness.

Sec. VV-17. 24-A MRSA §4234-A, sub-§3, ¶B-1 is enacted to read:

B-1. "Medically necessary health care" has the same meaning as in section 4301-A, subsection 10-A.

Sec. VV-18. 24-A MRSA §4234-A, sub-§3, ¶D, as enacted by PL 1995, c. 407, §10, is amended to read:

D. "Person suffering from a mental or nervous condition illness" means a person whose psychobiological processes are impaired severely enough to manifest problems in the area of social, psychological or biological functioning. Such a