CPT 99489: Complex CCM add-on
An add-on reported with 99487 for each additional 30 minutes of clinical staff time beyond the first 60 in a month.
CPT 99489 at a glance
- Time threshold
- Each additional 30 minutes beyond the first 60
- Who performs it
- Clinical staff under the billing practitioner's direction
- How often
- Add-on to 99487 only
- Approx. 2026 national rate
- ~$70
What the record needs to show
- 99487 supported for the same patient and month
- Time log showing minutes beyond the first 60, in 30-minute blocks
- Care plan and consent documentation already supporting 99487
Common billing mistakes
- Reporting 99489 with 99490 instead of 99487
- Rounding up to a full 30-minute block that was not reached
Where Zenith fits
Your practice stays the billing provider for CPT 99489. Zenith supplies trained clinical staff who do the work inside your EHR and invoice your practice for the labor. Zenith does not bill Medicare. See Chronic Care Management for how the program runs.
Educational summary, not billing or legal advice. Rates are 2026 Medicare national averages and vary by locality and payer. Confirm current rules in the CMS Physician Fee Schedule and with your Medicare Administrative Contractor.