Millard-Henry Clinic. Obstetrics & Gynecology, Nursing (Nurse Practitioner) • 9 Providers. 105 Skyline Dr, Russellville AR, 72801. Make an Appointment. (479) 968-2345. Millard-Henry Clinic is a medical group practice located in Russellville, AR that specializes in Obstetrics & Gynecology and Nursing (Nurse Practitioner)..