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Sirius Solutions Global medical billing blog - Latest news and industry trends

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Banner for Sirius Solutions Global: doctor holding spine model beside text on CPT 99231-99233, MDM, time thresholds, billing rules.

Complete Guide to CPT Codes 99231-99233: Subsequent Hospital Care

Two physicians see the same inpatient on the same day which one gets modifier 25? A patient looks sicker today but the note doesn't support high MDM is it still 99233? This 2026 guide breaks down exactly how CPT 99231, 99232, and 99233 are selected by MDM or time, not clinical impression, and the billing mistakes that quietly cost hospital-based practices real revenue.

10 hours ago