Section 4W. (a) Any subscription certificate under an individual or group medical service agreement that is delivered, issued or renewed within or without the commonwealth and that provides benefits for outpatient services shall provide to all individual subscribers and members within the commonwealth and to all group members having a principal place of employment within the commonwealth benefits for hormone replacement therapy services for peri and post menopausal women and outpatient contraceptive services under the same terms and conditions as for such other outpatient services. Outpatient contraceptive services shall mean consultations, examinations, procedures and medical services provided on an outpatient basis and related to the use of all contraceptive methods to prevent pregnancy that have been approved by the United States Food and Drug Administration.

(b) Any subscription certificate under an individual or group medical service agreement that is delivered, issued or renewed within or without the commonwealth and that provides benefits for outpatient prescription drugs or devices shall provide to all individual subscribers and members within the commonwealth and to all group members having a principal place of employment within the commonwealth benefits for hormone replacement therapy for peri and post menopausal women and for outpatient prescription contraceptive drugs or devices which have been approved by the United States Food and Drug Administration under the same terms and conditions as for such other prescription drugs or devices, provided that in covering all FDA approved prescription contraceptive methods, nothing in this section precludes the use of closed or restricted formulary.

(c) This section shall not apply to a subscription certificate under an individual or group medical service agreement delivered, issued or renewed under this chapter if that subscription certificate is purchased by an employer that is a church or qualified church-controlled organization, as those terms are defined in 26 U.S.C. section 3121(w)(3)(A) and (B).