N.H. Rev. Stat. Ann. § 151:13

Information received or created by the department of health and human services, through inspection or otherwise, authorized hereunder shall be confidential and shall not be disclosed publicly except in a proceeding involving the question of licensure or revocation of license pursuant to RSA 541-A. The department may disclose such information after it denies, suspends or revokes a license pursuant to RSA 151:7, II. The department shall report any information relative to acts which appear contrary to accepted professional practices to the appropriate professional licensing board.