How much time does CCM require each month to bill CPT 99490?

CPT 99490 requires at least 20 minutes of non-face-to-face clinical staff time per calendar month, directed by a physician or qualified health professional. Time under 20 minutes can’t be billed under that code.

What is the 16-day rule for RPM billing?

CPT 99454 requires a patient’s device to transmit data on at least 16 separate days within a 30-day period. Fewer than 16 days means the code can’t be billed for that cycle, no matter how many readings came through.

Can CCM and RPM be billed for the same patient in the same month?

Yes. CMS allows concurrent billing, but every minute of staff time has to be logged separately under each program. No minute can count toward both.

What does an auditor look for in a CCM or RPM time log?

A start and end time or exact duration, the date of service, the staff member’s name and credential, a specific activity description, and proof the time wasn’t rounded, estimated, or duplicated across programs.

Why do vague time entries fail an audit?

Entries like “reviewed data with patient” don’t show what actually happened. Auditors need enough detail to confirm the service was medically necessary and matches the time claimed.

Does CPT 99457 require patient contact every month?

Yes. CMS requires at least one interactive communication with the patient or caregiver during the calendar month, in addition to the 20-minute time threshold.

How often should a practice self-audit CCM and RPM time logs?

A quarterly review of a random sample, roughly 10 to 20 percent of active records, is a common benchmark for catching gaps before a payer audit does.

What happens if an audit finds unsupported CCM or RPM time?

Unsupported time typically leads to recoupment of the claim, and repeated findings can trigger extrapolated recoupment across a wider sample of claims.

CCM & RPM Billing Audits: What Auditors Really Check