Vibe coding for CFOs in healthcare.
A healthcare CFO manages revenue that arrives months after the service, through payers who deny a share of every batch. The financial data you want to model is claims data, and every claim line carries a diagnosis code, which makes your revenue tool a protected health information system before it has produced a single number.
What is true about software in healthcare before you write a prompt.
Healthcare is where a fast build meets the slowest rules. Any tool that touches patient information, even a scheduling app or a feedback form, is handling data that laws like HIPAA in the United States and GDPR in Europe treat as special. The tools do not know that. The person building with them has to.
Patient data has a legal definition
Names with appointment times, email addresses with a condition, a photo of a form. If it can identify a patient and relates to their care, it is protected health information and it cannot sit in a default database on a personal hosting account.
Vendors need agreements
The hosting platform, the database, the email service and the AI provider all need to be covered by a business associate agreement or equivalent before patient data touches them. Most free tiers are not.
Access must be logged
Who looked at which record and when. Regulators ask, and a homemade tool with no audit trail cannot answer.
Deletion and retention are rules, not features
Records must be kept for a set period and then deleted. The tool has to know how to do both, and prove it did.
What a CFO in healthcare builds first.
01Denials tracker by payer and reason
Every denied claim with its CARC code, the payer, the appeal deadline and who owns the rework. Built first because denials are the largest recoverable cash in the business and the practice management system buries them.
02Days in A/R by payer and location
Outstanding receivables aged against each payer's contracted payment terms, so you can see which insurer is slow-paying this quarter before the cash forecast is wrong.
03Contract rate versus actual reimbursement
The fee schedule in the payer contract compared line by line with what the remittance actually paid. Underpayments are routine, small and rarely chased, and this is the tool that adds them up.
CFOs in every industry tend to build the same four things. The CFO page has that list.
The revenue tool becomes an unprotected PHI store
You export the 837 claims file and the 835 remittances into a database to model reimbursement. Each row has a patient name, date of service and diagnosis. The database is on a default hosting tier with no business associate agreement and no access log. That is a reportable breach the moment anyone outside the covered entity can reach it, with notification costs and an OCR investigation attached.
The pattern underneath is the one every CFO hits: floating-point rounding, a timezone shift on period boundaries, a currency conversion applied twice. The dashboard looks right. It is not, and it has been in the board deck for two quarters.
What a safe build in healthcare usually runs on.
Builds that hold patient data run on hosting and databases with signed agreements in place, with single sign-on from the practice's identity provider, encrypted storage and audit logging turned on from the first deploy. Anything that does not touch patient data can use the normal stack, which is why the first question is always what data the tool actually holds.
What changes for a CFO in healthcare.
A CTO in your corner treats your finance tool like the financial system it is. Money is stored as whole cents, never as decimals. Every change is logged with who and when. Credentials are locked away, not in the code. The database has a backup and a tested way to restore it. You keep building the tool only you could design. It just passes the audit.
What CFOs in healthcare ask.
A CTO who has read healthcare apps before yours.
Thirty minutes, free, no card. What you built, what is going on with it, whether we can help.
In your corner.