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minimum attainment

min_attn_pct
quality·Updated Jun 23, 2026

Definition

ISO-11179 Definition

The floor performance level on quality measures that an Accountable Care Organization or health plan must achieve across required measure domains to be eligible to receive any shared savings distribution or quality bonus payment in a value based care contract. Minimum attainment requirements prevent organizations from gaming financial incentives by generating cost savings through care rationing rather than efficient care delivery — organizations must demonstrate acceptable quality before receiving financial rewards for cost reduction. CMS MSSP minimum attainment is set at the 30th percentile of national ACO quality performance for each measure, with organizations that fail to meet minimum attainment on any required measure domain becoming ineligible for shared savings regardless of cost performance.

Healthcare data teams track minimum attainment thresholds by measure and performance year, calculate current attainment status throughout the year, generate alerts when performance drops below minimum attainment levels requiring urgent quality improvement intervention, and report attainment status to clinical leadership as a leading indicator of shared savings eligibility risk.

Standard Abbreviation

min_attn_pct

Category

quality

Production DDL — FACT_QUALITY_MEASURE

FACT_QUALITY_MEASURE.sql
CREATE OR REPLACE TABLE FACT_QUALITY_MEASURE (
    qlty_key        INTEGER        NOT NULL  -- surrogate key,
    mbr_key         INTEGER        NOT NULL  -- FK to DIM_MEMBER,
    plan_key        INTEGER        NOT NULL  -- FK to DIM_PLAN,
    meas_yr         SMALLINT                 -- measurement year,
    hedis_meas_cd   VARCHAR(20)              -- HEDIS measure code,
    denom_ind       CHAR(1)                  -- denominator eligible,
    numer_ind       CHAR(1)                  -- numerator met,
    excl_ind        CHAR(1)                  -- exclusion indicator,
    gap_open_ind    CHAR(1)                  -- care gap open,
    star_rtg_nbr    DECIMAL(3,1)             -- star rating,
    qlty_scr        DECIMAL(5,2)             -- quality score,
    perf_thrsh_pct  DECIMAL(5,2)             -- performance threshold,
    raf_scr         DECIMAL(10,3)            -- risk adjustment factor,
    outreach_cnt    SMALLINT                 -- outreach attempts,
    load_dt         TIMESTAMP_NTZ  NOT NULL  -- load timestamp
);

Standard Snowflake DDL for the canonical quality table. Convert to BigQuery or Databricks →

Why This Term Matters

Quality measure data determines how payers and providers are rated and reimbursed under CMS Stars, HEDIS, and value-based care contracts. Data engineers who understand quality terminology build measure calculation pipelines that correctly attribute patients, apply denominator exclusions, and flag documentation gaps before submission deadlines. Incorrect quality data directly affects star ratings, pay-for-performance bonuses, and Medicare Advantage plan bids.

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