CLN 251/252 EPIC SYSTEMS
Clinical Documentation — Epic Chronicles
2026 FINAL EXAM PREP — 300 Questions & Answers
8 Topic Sections | Comprehensive Coverage | Exam Ready
SECTIONS COVERED:
• 1. Epic Overview & Chronicles Database (Q1–30)
• 2. Clinical Documentation Fundamentals (Q31–70)
• 3. Order Management & Medication Workflows (Q71–110)
• 4. Diagnoses, Coding & Documentation Integrity (Q111–150)
• 5. Inpatient Workflows (Q151–185)
• 6. Ambulatory & Outpatient Workflows (Q186–215)
• 7. Interoperability, Security & Compliance (Q216–260)
• 8. Reporting, Analytics & Quality (Q261–300)
1. What is Epic Systems?
ANSWER Epic Systems is a leading healthcare software company that
develops electronic health record (EHR) systems used by hospitals, clinics,
and integrated health networks worldwide.
2. What is Chronicles?
, ANSWER Chronicles is Epic's proprietary database engine that stores all
clinical and administrative data in a hierarchical file structure rather than a
traditional relational database.
3. What programming language is Epic primarily built on?
ANSWER Epic is primarily built on MUMPS (Massachusetts General Hospital
Utility Multi-Programming System), also known as M, a database language
designed for healthcare applications.
4. What is a 'master file' in Chronicles?
ANSWER A master file is a collection of related records in Chronicles. Each
master file holds a specific type of data (e.g., patients, users, encounters) and
is identified by a three-letter prefix.
5. What does the term 'INI' refer to in Epic?
ANSWER INI refers to a master file identifier. Every master file in Chronicles
has a unique INI (e.g., PAT for Patient, EMP for Employee/User).
6. What is an 'item' in the context of Chronicles?
ANSWER An item is a field within a master file record, similar to a column in
a relational database table. Items store specific pieces of data about a record.
7. What is a 'record' in Chronicles?
ANSWER A record is a single entry in a master file, analogous to a row in a
relational table. Each record has a unique ID and contains values for multiple
items.
8. What is 'Cache' in the context of Epic?
ANSWER Caché is the InterSystems database platform that hosts the
Chronicles database engine. Epic uses Caché as the underlying DBMS for
storing and retrieving EHR data.
9. What is the Epic environment called where clinical users primarily work?
ANSWER The clinical-facing environment is called 'Epic Hyperspace,' which
is the main GUI that end users interact with for clinical workflows.
,10. What does 'ETL' stand for in Epic reporting?
ANSWER ETL stands for Extract, Transform, Load — the process used to
move data from Chronicles (operational) to reporting databases like Clarity or
Caboodle.
11. What is Clarity?
ANSWER Clarity is Epic's reporting database — a relational (SQL-based)
database that receives data from Chronicles via the ETL process and
supports advanced reporting and analytics.
12. What is Caboodle?
ANSWER Caboodle is Epic's enterprise data warehouse (EDW), a more
structured and organized reporting platform built on SQL Server that supports
population health and analytics.
13. What is the difference between Clarity and Caboodle?
ANSWER Clarity is a direct extract of Chronicles data into relational tables;
Caboodle is a curated, dimensional data warehouse with cleaner data models
designed for analytics and reporting.
14. What is 'Cogito' in Epic?
ANSWER Cogito is Epic's suite of analytics and reporting tools, including
SlicerDicer, Radar dashboards, and tools for building reports in Clarity and
Caboodle.
15. What is SlicerDicer?
ANSWER SlicerDicer is Epic's self-service reporting tool that allows end
users to explore Caboodle data using a point-and-click interface without
needing SQL knowledge.
16. What is 'MyChart'?
ANSWER MyChart is Epic's patient-facing portal that allows patients to view
their health records, schedule appointments, message providers, and access
test results.
, 17. What is 'Hyperspace'?
ANSWER Hyperspace is Epic's clinical and administrative user interface —
the main application that clinicians, nurses, and staff use to document and
manage patient care.
18. What does 'CSN' stand for?
ANSWER CSN stands for Contact Serial Number — a unique identifier
assigned to each patient encounter or visit in Epic.
19. What does 'MRN' stand for?
ANSWER MRN stands for Medical Record Number — a unique identifier
assigned to each patient in Epic's system.
20. What is an 'encounter' in Epic?
ANSWER An encounter is a single interaction between a patient and the
healthcare system, such as an office visit, procedure, or admission. It is
tracked with a CSN.
21. What is the Patient Access module in Epic?
ANSWER Patient Access encompasses scheduling, registration, and pre-
arrival workflows — the tools used to get patients into the system before
clinical encounters.
22. What module handles inpatient clinical documentation?
ANSWER The Inpatient module (often called Epic Inpatient or EpicCare
Inpatient) handles clinical documentation, orders, and workflows for
hospitalized patients.
23. What is 'EpicCare Ambulatory'?
ANSWER EpicCare Ambulatory is Epic's outpatient clinical module used by
providers in clinics and offices for documentation, ordering, and care
management.
24. What is Epic's charge capture module called?
ANSWER Epic's charge capture and billing module is called 'Resolute' — it
includes both professional billing and hospital billing functionality.
Clinical Documentation — Epic Chronicles
2026 FINAL EXAM PREP — 300 Questions & Answers
8 Topic Sections | Comprehensive Coverage | Exam Ready
SECTIONS COVERED:
• 1. Epic Overview & Chronicles Database (Q1–30)
• 2. Clinical Documentation Fundamentals (Q31–70)
• 3. Order Management & Medication Workflows (Q71–110)
• 4. Diagnoses, Coding & Documentation Integrity (Q111–150)
• 5. Inpatient Workflows (Q151–185)
• 6. Ambulatory & Outpatient Workflows (Q186–215)
• 7. Interoperability, Security & Compliance (Q216–260)
• 8. Reporting, Analytics & Quality (Q261–300)
1. What is Epic Systems?
ANSWER Epic Systems is a leading healthcare software company that
develops electronic health record (EHR) systems used by hospitals, clinics,
and integrated health networks worldwide.
2. What is Chronicles?
, ANSWER Chronicles is Epic's proprietary database engine that stores all
clinical and administrative data in a hierarchical file structure rather than a
traditional relational database.
3. What programming language is Epic primarily built on?
ANSWER Epic is primarily built on MUMPS (Massachusetts General Hospital
Utility Multi-Programming System), also known as M, a database language
designed for healthcare applications.
4. What is a 'master file' in Chronicles?
ANSWER A master file is a collection of related records in Chronicles. Each
master file holds a specific type of data (e.g., patients, users, encounters) and
is identified by a three-letter prefix.
5. What does the term 'INI' refer to in Epic?
ANSWER INI refers to a master file identifier. Every master file in Chronicles
has a unique INI (e.g., PAT for Patient, EMP for Employee/User).
6. What is an 'item' in the context of Chronicles?
ANSWER An item is a field within a master file record, similar to a column in
a relational database table. Items store specific pieces of data about a record.
7. What is a 'record' in Chronicles?
ANSWER A record is a single entry in a master file, analogous to a row in a
relational table. Each record has a unique ID and contains values for multiple
items.
8. What is 'Cache' in the context of Epic?
ANSWER Caché is the InterSystems database platform that hosts the
Chronicles database engine. Epic uses Caché as the underlying DBMS for
storing and retrieving EHR data.
9. What is the Epic environment called where clinical users primarily work?
ANSWER The clinical-facing environment is called 'Epic Hyperspace,' which
is the main GUI that end users interact with for clinical workflows.
,10. What does 'ETL' stand for in Epic reporting?
ANSWER ETL stands for Extract, Transform, Load — the process used to
move data from Chronicles (operational) to reporting databases like Clarity or
Caboodle.
11. What is Clarity?
ANSWER Clarity is Epic's reporting database — a relational (SQL-based)
database that receives data from Chronicles via the ETL process and
supports advanced reporting and analytics.
12. What is Caboodle?
ANSWER Caboodle is Epic's enterprise data warehouse (EDW), a more
structured and organized reporting platform built on SQL Server that supports
population health and analytics.
13. What is the difference between Clarity and Caboodle?
ANSWER Clarity is a direct extract of Chronicles data into relational tables;
Caboodle is a curated, dimensional data warehouse with cleaner data models
designed for analytics and reporting.
14. What is 'Cogito' in Epic?
ANSWER Cogito is Epic's suite of analytics and reporting tools, including
SlicerDicer, Radar dashboards, and tools for building reports in Clarity and
Caboodle.
15. What is SlicerDicer?
ANSWER SlicerDicer is Epic's self-service reporting tool that allows end
users to explore Caboodle data using a point-and-click interface without
needing SQL knowledge.
16. What is 'MyChart'?
ANSWER MyChart is Epic's patient-facing portal that allows patients to view
their health records, schedule appointments, message providers, and access
test results.
, 17. What is 'Hyperspace'?
ANSWER Hyperspace is Epic's clinical and administrative user interface —
the main application that clinicians, nurses, and staff use to document and
manage patient care.
18. What does 'CSN' stand for?
ANSWER CSN stands for Contact Serial Number — a unique identifier
assigned to each patient encounter or visit in Epic.
19. What does 'MRN' stand for?
ANSWER MRN stands for Medical Record Number — a unique identifier
assigned to each patient in Epic's system.
20. What is an 'encounter' in Epic?
ANSWER An encounter is a single interaction between a patient and the
healthcare system, such as an office visit, procedure, or admission. It is
tracked with a CSN.
21. What is the Patient Access module in Epic?
ANSWER Patient Access encompasses scheduling, registration, and pre-
arrival workflows — the tools used to get patients into the system before
clinical encounters.
22. What module handles inpatient clinical documentation?
ANSWER The Inpatient module (often called Epic Inpatient or EpicCare
Inpatient) handles clinical documentation, orders, and workflows for
hospitalized patients.
23. What is 'EpicCare Ambulatory'?
ANSWER EpicCare Ambulatory is Epic's outpatient clinical module used by
providers in clinics and offices for documentation, ordering, and care
management.
24. What is Epic's charge capture module called?
ANSWER Epic's charge capture and billing module is called 'Resolute' — it
includes both professional billing and hospital billing functionality.
