WA HB2548

Requires parties to health care mergers, acquisitions, or contracting affiliations involving hospitals, hospital systems, or provider organizations to provide written notice to the attorney general at least 60 days before the transaction

Expands the definition of "material change" requiring notification to include ownership/control changes, significant asset transfers, real property sale-leaseback transactions, and conversions from nonprofit to for-profit status

Mandates that transactions cannot proceed until 30 days after parties comply with any attorney general requests for additional information

Directs the secretary of state to revoke nonprofit corporation status for hospitals, hospital systems, or provider organizations that merge with or transfer control to for-profit entities

Authorizes the attorney general to establish memoranda of understanding with the Department of Health, Office of the Insurance Commissioner, and Health Care Authority to share data for reviewing health care transactions