HEALTH CARE PRICE TRANSPARENCY: Each health care provider shall maintain a list of the services that correspond with the provider’s 25 most frequently billed current procedural terminology (CPT) codes, including the provider’s five most commonly billed evaluation and management codes, that are billed for over $25, and of the ten most frequently billed CPT codes for preventive services. he provider shall disclose the provider’s charge, the reimbursement rate received for the service from the provider’s highest volume health plan payer in the commercial insurance market.