Notwithstanding any provision of any disability insurance contract, benefits shall not be denied thereunder for any medical or surgical service performed by a holder of a license issued pursuant to chapter 18.22
RCW provided that (1) the service performed was within the lawful scope of such person's license, and (2) such contract would have provided benefits if such service had been performed by a holder of a license issued pursuant to chapter 18.71
Application—1963 c 87:
"This act shall apply to all contracts issued on or after the effective date of this act." [ 1963 c 87 § 3.