Section 238-B. Provider requests for payment

Each request for payment or
  bill submitted by  a  health  care  provider  for  clinical  laboratory,
  pharmacy services, radiation therapy services, physical therapy services
  or  x-ray or imaging services for which the provider knows or has reason
  to believe that there has been a referral by  a  referring  practitioner
  who is an interested investor in the health care provider shall identify
  the referring practitioner by name and by professional license number or
  any  appropriate program provider number. The provisions of this section
  shall not apply to requests for payment or bills the  content  of  which
  are  regulated  solely  by  federal  law  or  regulation and to services
  excluded pursuant to paragraph (a), (b), (c), (d) or (e) of  subdivision
  two  of  section  two  hundred  thirty-eight-a  of  this  title from the
  prohibitions of subdivision one of section two hundred thirty-eight-a of
  this title.