Washington Affidavit of Experience for 75% Supervision Specialties is a form provided by the Washington State Department of Health that is used as evidence of a healthcare provider's experience in certain areas of specialization. The affidavit must be signed by the healthcare provider and attested to by a licensed physician, board certified specialist, or healthcare facility administration official. It is used to verify that the provider has adequate experience in the areas of specialty that are required for their professional practice. There are three types of Washington Affidavit of Experience for 75% Supervision Specialties: 1. General Supervision Specialty Affidavit: This affidavit is used to verify experience in general supervision and management of healthcare delivery. It requires a minimum of three years of clinical experience and a minimum of one year of supervision. 2. Advanced Practice Supervision Specialty Affidavit: This affidavit is used to verify experience in advanced practice supervision and management of healthcare delivery. It requires a minimum of five years of clinical experience and a minimum of two years of supervision in the advanced practice specialty area. 3. Nursing Supervision Specialty Affidavit: This affidavit is used to verify experience in nursing supervision and management of healthcare delivery. It requires a minimum of three years of nursing experience and a minimum of one year of supervision in the nursing specialty area.