Accuracy of Dermatologist Listings in Hawai'i's Medicaid (Med-QUEST) Physician Directories.

Since 2017, Hawai'i has had a statute requiring health plans to update their provider directories at least monthly. However, the results of this study suggest that despite this regulation, errors in physician directories may be an ongoing problem. Using publicly available online Medicaid physician directories from Med-QUEST, Hawaii Medical Service Association (HMSA), AlohaCare, 'Ohana Health Plan, and United Healthcare, 473 unique listings for dermatologists were reviewed and 411 (86.