Mass. Gen. Laws ch. 26, § 8M
(d) Annually, not later than December 1, the commissioner shall submit a summary of the reports that the commissioner receives from all carriers under subsection (a) to the clerks of the senate and house of representatives, the joint committee on mental health, substance use and recovery and the joint committee on health care financing; provided, that the summary shall include, but not be limited to:
(iv) a breakdown of treatment authorization data for each carrier for mental health treatment services, substance use disorder treatment services and medical and surgical treatment services for the immediately preceding calendar year indicating for each treatment service:
(v) the number of consumer complaints received by the division of insurance under subsection (f) of section 8K in the immediately preceding calendar year and a summary of all such complaints resolved by the division during that time period, including:
(vi) information about any educational or corrective actions the commissioner has taken to ensure carrier compliance with the federal Paul Wellstone and Pete Domenici Mental Health Parity and Addiction Equity Act of 2008, as amended, and said section 47B of said chapter 175, said section 8A of said chapter 176A, said section 4A of said chapter 176B and said section 4M of said chapter 176G.
The summary report shall be written in nontechnical, readily understandable language and made available to the public by posting the report on the division's website.