How do I upgrade my bad conduct discharge I need medical help & I hope that a discharge upgrade will help me get some veterans medical assistance

This is very, very difficult to accomplish or every dishonorably discharged ex-service person would attempt it in order to collect benefits. Upgrading Your Military Discharge (http://usmilitary.about.com/cs/generalinfo/a/dischargeupg.htm)

IF you are from NY I would use another screen name - I think I know who you are. I hope I'm wrong. (What are the odds?)

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An honorable discharge can, on rare occasions, be granted to a former service member (whose service was characterized as less than honorable) as an act of clemency, should that person display exemplary post-service conduct and show evidence of outstanding post-service achievement in areas such as education and employment
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Once discharge is finalized, General, Entry-Level/Uncharacterized, and Under Other Than Honorable Conditions (UOTHC or OTH) discharges may be appealed for upgrade through the Discharge Review Board of the respective service, however, the appeal must be filed within 15 years of the date of separation, and it must be shown that the characterization of service was the result of an error or injustice. Bad Conduct Discharges handed down by a Special Court-Martial may be upgraded only as an act of clemency ..." Military discharge - Wikipedia, the free encyclopedia (http://en.wikipedia.org/wiki/Bad_conduct_discharge#Bad_conduct)