How about the utmost reimbursement revenue.
Utmost: Of the highest or greatest degree, amount, or intensity; most extreme: a matter of the utmost importance.
Alternatively, you could say this:
"How building a culture of Quality results in better care and superlative reimbursement revenue."thefreedictionary.com
Superlative: Of the highest order, quality, or degree; surpassing or superior to all others.