Clinical Services Available in North Tulsa Clinical services including immunizations, family planning and STD testing as well as primary care are available at our 56th & MLK Jr. location. Free COVID-19 Vaccines Available Being up-to-date on vaccines provides the most protection from COVID-19 Coronavirus Disease 2019 (COVID-19) Information and resources about the coronavirus such as protection against, seeking testing or a vaccine and situation updates. Begin Your Career with THD THD is looking for motivated people interested in the rewards of working toward the greater good of their community. Testing & Immunizations THD provides low and/or no-cost, confidential testing services and can recommend treatment resources if necessary. Restaurant Inspections Our professional staff conducts routine inspections at all restaurants in our community. Food Classes & Permits All local food service employees must have an original, valid Food Handler Permit from THD in their possession while at work. Our Locations We have many campuses across Tulsa to help you and your family with your health department needs.