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Updated weekly · Last refresh Sep 22

Change Healthcare Data Analyst Interview Questions

The questions to prepare for a Change Healthcare Data Analyst interview. Questions from real interview reports rank first. Updated daily.

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1
SQL & Data ManipulationStart here. 3 questions + 3 drills · ~54 min
Writing Complex SQLMedium

Tests SQL proficiency, query design, and ability to explain complex logic clearly.

Window FunctionsJoinsAggregationsChange Healthcare
SQL ExperienceEasy

Tests your baseline SQL proficiency for marketing analytics work at TotalEnergies.

JoinsCTEsAggregationsChange Healthcare
Handling Missing ValuesEasy

Tests data quality handling and methodological choices for incomplete data.

Data WranglingETLQualityChange Healthcare
Top Credit Score Applicants by StateMedium
Practice
Practice drill

Identify the highest-credit-score 5% of applicants within each state using percentiles and window ranking.

Window FunctionsJoinsRankingAmerican Credit Acceptance
Most Common Funnel PathHard
Practice
Practice drill

Identify the most common user funnel path by deduplicating steps, aggregating paths, and ranking tied results.

Window FunctionsFunnel AnalysisJoins
Optimize a Slow SQL QueryHard
Practice
Practice drill

Rewrite a slow PostgreSQL loan payment query to reduce scanned rows while preserving the required aggregated results.

database optimizationJoinsData WranglingAmeripriseEEltro Cyberchrome PrivateEnergyHub
2
More topics3 questions · ~24 min
Using Metrics to Drive DecisionsEasy

Explain how you used a KPI and supporting metrics to diagnose a product issue and make a concrete product decision.

Funnel AnalysisKPIsLeading IndicatorsChange Healthcare
Data Quality in ETL PipelinesEasy

Approach for maintaining data quality and integrity across ETL pipelines.

IdempotencyData ModelingQualityChange Healthcare
Improving Patient EngagementMedium

Tests product sense and data-driven problem framing tied to patient engagement outcomes.

User NeedsPain PointsUse CasesChange Healthcare

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The finish line: interview-readyComplete all 6 questions plus 3 hands-on drills to finish this plan.