From his almost 13-year jail sentence after being convicted of 12 charges of fraud and conspiracy last year in a separate trial.
The Bureau of Prisons estimates Balwani's release on April 1, 2034. Nearly 11 years after his Southern California prison sentence began.
Holmes and Balwani, 57, are appealing their convictions to get out early. Holmes and Balwani faced separate trials for a scheme to promote Theranos' blood-testing device as a medical breakthrough.
Theranos became a Silicon Valley sensation, raising roughly $1 billion from investors and giving Holmes a $4.5 billion fortune based on her 50% stake.