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claim lag days

clm_lag_days
finance·Updated Jun 13, 2026

Definition

ISO-11179 Definition

The number of days between the date of healthcare service delivery and the date the corresponding claim is submitted to the insurance payer, measuring the speed of the charge capture and billing workflow. Claim lag days directly affect cash flow timing and timely filing compliance — excessive lag increases the risk of timely filing denials and delays cash collection. Industry best practice targets claim lag of three to five days for electronic professional claims and five to seven days for facility claims, with same-day submission goals for high-volume routine services.

Factors contributing to claim lag include incomplete clinical documentation requiring physician query before coding, charge capture workflow delays in the electronic health record, coding backlogs, and claim scrubbing holds awaiting additional information. Healthcare data teams calculate clm_lag_days by department, provider, service type, and facility to identify bottlenecks in the charge-to-claim workflow, measure improvement from process changes, and estimate the cash flow impact of reducing average claim lag across high-volume service lines.

Standard Abbreviation

clm_lag_days

Category

finance

Production DDL — FACT_CLAIM_TRANSACTION

FACT_CLAIM_TRANSACTION.sql
CREATE OR REPLACE TABLE FACT_CLAIM_TRANSACTION (
    clm_txn_key     INTEGER        NOT NULL  -- surrogate key,
    clm_id          VARCHAR(50)    NOT NULL  -- claim identifier,
    mbr_key         INTEGER        NOT NULL  -- FK to DIM_MEMBER,
    prvdr_key       INTEGER        NOT NULL  -- FK to DIM_PROVIDER,
    clm_typ_cd      VARCHAR(10)              -- claim type code,
    tot_chrg_amt    DECIMAL(18,2)            -- total charged amount,
    tot_alwd_amt    DECIMAL(18,2)            -- total allowed amount,
    tot_pd_amt      DECIMAL(18,2)            -- total paid amount,
    cntrct_adj_amt  DECIMAL(18,2)            -- contractual adjustment,
    denial_ind      CHAR(1)                  -- denial indicator,
    denial_rsn_cd   VARCHAR(10)              -- denial reason code,
    prior_auth_nbr  VARCHAR(30)              -- authorization number,
    clm_lag_days    SMALLINT                 -- claim lag days,
    days_ar         SMALLINT                 -- days in AR,
    load_dt         TIMESTAMP_NTZ  NOT NULL  -- load timestamp
);

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

Why This Term Matters

Healthcare data terminology is foundational for any data engineer working in this industry. Precise understanding of standard terms enables accurate schema design, reduces downstream data quality issues, and ensures pipelines meet the regulatory and interoperability requirements imposed by HIPAA, HL7 FHIR, and CMS reporting frameworks. Without this foundation, even technically well-built pipelines produce data that fails validation when it reaches payers or regulators.

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