Washington Revised Code Title 70. Public Health and Safety § 70.02.020. Disclosure by health care provider

(a) To carry out treatment, payment, and health care operations;

(b) To the patient of health care information about him or her;

(c) Incident to a use or disclosure that is otherwise permitted or required;

(d) Pursuant to an authorization where the patient authorized the disclosure of health care information about himself or herself;

(e) Of directory information;

(f) To persons involved in the patient's care;

(g) For national security or intelligence purposes if an accounting of disclosures is not permitted by law;

(h) To correctional institutions or law enforcement officials if an accounting of disclosures is not permitted by law; and

(i) Of a limited data set that excludes direct identifiers of the patient or of relatives, employers, or household members of the patient.