“…Payment parity, the independent variable of interest, was measured as whether the state implemented payment parity laws for private payers and during the pandemic. We adopted the list by Erikson et al6 on states with parity payment. As of March 15, 2021, a total of 24 states required private payers' reimbursement parity between telemedicine and in-person visits ( parity states ), Arizona, Arkansas, California, Colorado, Connecticut, Delaware, Georgia, Hawaii, Illinois, Iowa, Kentucky, Maine, Massachusetts, Minnesota, Missouri, Montana, New Hampshire, New Jersey, New Mexico, Rhode Island, Tennessee, Vermont, Virginia, and Washington, while 22 states did not require ( nonparity states ), Alabama, Alaska, District of Columbia, Florida, Idaho, Indiana, Kansas, Louisiana, Michigan, Mississippi, New York, North Carolina, North Dakota, Ohio, Pennsylvania, South Carolina, South Dakota, Texas, Utah, West Virginia, Wisconsin, and Wyoming 6,29.…”