| Stage | Cumulative capabilities |
| Stage 7 | Complete EMR; CCD transactions to share data; Data warehousing; Data continuity with ED, ambulatory, OP |
| Stage 6 | Physician documentation (structured templates), full CDSS (variance & compliance), full R-PACS |
| Stage 5 | Closed loop medication administration |
| Stage 4 | CPOE, Clinical Decision Support (clinical protocols) |
| Stage 3 | Nursing/clinical documentation (flow sheets), CDSS (error checking), PACS available outside Radiology |
| Stage 2 | CDR, Controlled Medical Vocabulary, CDS, may have Document Imaging; HIE capable |
| Stage 1 | Ancillaries―Lab, Rad, Pharmacy―All Installed |
| Stage 0 | All Three Ancillaries Not Installed |