Measure Methodology

Colonoscopy Measure (OP-32)

The Facility 7-Day Risk-Standardized Hospital Visit Rate after Outpatient Colonoscopy Measure (Colonoscopy Measure) was developed by a team of clinical and statistical experts from Yale New Haven Health Services Corporation – Center for Outcomes Research and Evaluation (YNHHSC/CORE). YNHHSC/CORE developed the measure through a transparent process that included input from a national Technical Expert Panel and a public comment period.

For Calendar Year (CY) 2020 Payment Determination Measure Methodology

  • 2018 Colonoscopy Measure Updates and Specifications Report, PDF-803 KB (04/08/19) - A description of the measure updates and measure results from reevaluation and detailed measure specifications. This report describes the measure methodology used for CY 2020 payment determination and January 2020 public reporting.
    • 2018 Colonoscopy Measure Data Dictionary, XLS-709 KB (04/08/19) - Contains the codes used to identify the measure denominator, exclusions, numerator, and risk factors. Shows the assignment of ICD-9 and ICD-10 codes to condition categories (CCs) used to adjust for patient risk factors in the Colonoscopy measure.

Previous Methodology Reports

Questions and Comments

Please submit questions about the Colonoscopy measure to the Outpatient Question and Answer tool. To ensure proper handling of inquiries, reference the hospital’s CMS Certification Number (CCN) for HOPDs or organizational National Provider Identifier (NPI) for ASCs. Do NOT submit patient-identifiable information (e.g., date of birth, social security number, health insurance claim number, dates, procedure codes) to this address. Sending screenshots and/or describing a patient listed in your CDR or FSR is considered Protected Health Information (PHI).

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