About ADEGBOYEGA ADEJANA. Adegboyega Adejana is a women's health care provider established in Baltimore, Maryland and his medical specialization is obstetrics & gynecology with more than 24 years of experience. He graduated from Ferris State College - College Of Optometry in 1998. The NPI number of Adegboyega Adejana is 1316149909 and was assigned on June 2007..