Tot bilirubin 1.9, direct 0.4; albumin 5.6, alk.phosphatase 66, ast (sgot) 17, alt(sgpt) 21, ggt 20 possible cause for elevation?

Need more info: All laboratory results need to be interpreted in the clinical context and the doctor who ordered the tests is usually in the best position to do that. Having said that, If you have had a persistently elevated bilirubin without any symptoms, the likely explanation is Gilbert's disease, which is essentially harmless. Beyond that you require additional history, physical examination and may be additional tests.