A/R Aging & DSO Calculator
See your receivable aging mix and days in A/R from your own balances. Enter the A/R in each aging bucket to get the percent over 90 and 120 days, and add period net revenue to compute days in A/R (DSO). Everything runs in your browser — nothing is saved or sent.
EstimatorBrowser-onlyNo PHIDo not paste patient names, Medicare IDs, SSNs, full claim files containing PHI, or other protected health information. This tool is intended for de-identified examples and educational / reconciliation support. Everything runs in your browser — nothing you paste is stored, logged, or sent anywhere. Enter aggregate financial figures only — this runs entirely in your browser, and nothing is saved or sent. Do not enter patient identifiers.
Data statusEstimator
- Status
- Estimator
- Data year / effective
- Your figures
- Last reviewed
- May 2026
- Last updated
- May 2026
- Primary source
- Standard revenue-cycle formulas
- Formula notes
- Days in A/R = total A/R ÷ average daily net revenue, where average daily net revenue = net revenue ÷ days in the period. Percent over 90 days = (91–120 + 120+) ÷ total A/R.
- Known exclusions
- Reflects only the figures you enter
- Conventions vary (gross vs. net revenue, calendar vs. business days, credits)
- Informational only — not financial, accounting, or tax advice
Your A/R by aging bucket
Enter the outstanding receivable balance in each bucket (any currency).
Days in A/R (DSO)
Optional — enter net revenue for a period and the number of days in it to compute days in A/R.