N.J. Stat. Ann. § 45:9-42.41b

4. A clinical laboratory shall annually provide a health care provider with a list of its schedule of fees and charges for laboratory services rendered to the health care provider's patients. The clinical laboratory shall promptly provide the health care provider with an updated list of its schedule of fees and charges whenever any changes are made to the list. The clinical laboratory shall include with the list a form to be used by the health care provider to request billing information pursuant to section 1 of this act.