SNF Qualifying Stay and Benefit Days

Skilled nursing qualifying stay: 3 inpatient days not counting discharge, SNF care within 30 days, and benefit days left (42 CFR 409.30).

Open the tool → Runs in your browser. Data leaves only if you deliberately send a problem report from the interactive tool.

Example

Inpatient admission date
2026-10-01
Hospital discharge date
2026-10-04
SNF days already used this benefit period
10

Result: Qualifying stay: 3 inpatient days, at least the 3 required (42 CFR 409.30(a)). Skilled nursing care must begin by November 3, 2026, within 30 days of discharge.

The tool opens with these values already filled in. Replace them with your own.

What you enter

  • Inpatient admission date (YYYY-MM-DD)
  • Hospital discharge date (YYYY-MM-DD)
  • SNF admission date (YYYY-MM-DD)
  • SNF days already used this benefit period
How this is calculated

Citation

42 CFR 409.30 (3 consecutive inpatient days not counting discharge; SNF care within 30 days), 409.60 (benefit period), 409.61(b) (20 full days, then days 21-100 with a daily coinsurance, $217 in 2026). Read the source ↗

A reference and educational tool. Not medical, legal, or financial advice, and not a substitute for clinician judgment.

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Built by Clay Good. Source on GitHub.