1. For purposes of this act:
"Commissioner" means the Commissioner of Insurance.
"Department" means the Department of Insurance.
"Insurer" means:
a. A corporation, association, partnership, reciprocal exchange, interinsurer, Lloyd's insurer, fraternal benefit society or other person engaged in the business of insurance pursuant to Subtitle 3 of Title 17 of the Revised Statutes (R.S.17:17-1 et seq.), or Subtitle 3 of Title 17B of the New Jersey Statutes (N.J.S.17B:17-1 et seq.);
b. Any medical service corporation operating pursuant to P.L.1940, c.74 (C.17:48A-1 et seq.);
c. Any hospital service corporation operating pursuant to P.L.1938, c.366 (C.17:48-1 et seq.);
d. Any health service corporation operating pursuant to P.L.1985, c.236 (C.17:48E-1 et al.); and
e. Any dental service corporation operating pursuant to P.L.1968, c.305 (C.17:48C-1 et seq.).
"NAIC" means the National Association of Insurance Commissioners.