NBME has basic science subject exams in Behavioral Sciences, Histology and Cell Biology, Pathology, Biochemistry, Microbiology, Pharmacology,Gross Anatomy and Embryology, Neuroscience, and Physiology.
They have clinical subject exams in Clinical Neurology, Obstetrics & Gynecology, Psychiatry, Family Medicine, Pediatrics, Surgery, and Medicine.
They have an Introduction to Clinical Diagnosis exam, as well as Comprehensive exams in both basic sciences and clinical sciences.
Some schools utilize some of these, all of these, or none of these.
Note-- they also do customized exams for systems based schools and pbl schools.