Dimensional Warehouse Model Data Model

Entity

Entity Encounter Fact

Description

An interaction between healthcare practitioners and the patient for the purpose of providing healthcare services to the patient.
The interaction can happen in various settings: within a facility where the patient can be admitted overnight (inpatient stay), as an outpatient, or as a phone consultation.

A number of healthcare events can be grouped under an encounter.

Attributes
Account Deleted Dt
Actual Length Of Stay Days Cnt
Admission Calendar Dk
Admission Height Val
Admission Ts
Admission Weight Val
Attending Practitioner Dk
Attending Practitioner Sk
AWM Load Info Sk
Current Account Balance
Current Ind
Discharge Calendar Dk
Discharge Charges Amt
Discharge Location Dk
Discharge Location Sk
DWM Load Info Sk
Effective From Dt
Effective To Dt
Encounter Bk
Encounter Cnt
Encounter Detail Dk
Encounter Dk
Encounter Sk
Estimated Length Of Stay Days Cnt
Expected Number Of Insurance Plans Cnt
Health Plan Product Dk
Health Plan Product Sk
Mechanical Ventilation Days
Patient Dk
Patient Sk
Point Of Care Location Dk
Point Of Care Location Sk
Provider Dk
Provider Sk
Receiving Location Dk
Receiving Location Sk
Source Cd
Source Code Sk
Tenant Sk
Total Adjustments
Total Charges
Total Payments
Valid From Ts
Valid To Ts

Relationship
Encounter Detail_Encounter_FK
Encounter Detail_Provider_FK
Encounter Detail_Practitioner_FK
Encounter Detail_Patient_FK
Encounter Detail_Calendar_FK
Encounter Fact_Calendar Dimension_FK
Encounter Fact_Point Of Care Location Dimension_FK
Encounter Fact_Discharge Location Dimension_FK
Encounter Fact_Receiving Location Dimension_FK
Encounter Fact_Health Plan Product Dimension_FK

Primary Key
Encounter Fact PK

Dependencies

Reverse Dependencies

Attribute Details

Account Deleted Dt

Description	The date upon which the patient account was deleted from the source application.
Data Type	Standards - Data Domains.ddm/Data Domains/Date [DATE]
Is Part Of PrimaryKey	false
Is Required	false
Is Derived	false
Is Surrogate Key	false

Actual Length Of Stay Days Cnt

Description	The number of days that a patient actually stayed as an in-patient. Also known as Length Of Stay.
Data Type	Standards - Data Domains.ddm/Data Domains/Count [INTEGER]
Is Part Of PrimaryKey	false
Is Required	false
Is Derived	false
Is Surrogate Key	false

Admission Calendar Dk

Description	A numeric surrogate key used to uniquely identify entities in the dimensional model.
Data Type	Standards - Data Domains.ddm/Data Domains/Surrogate Key Large [LONG]
Is Part Of PrimaryKey	false
Is Required	true
Is Derived	false
Is Surrogate Key	false

Admission Height Val

Description	The height of patient at time of admission.
Data Type	Standards - Data Domains.ddm/Data Domains/Number Decimal Small [DECIMAL(5,2)]
Is Part Of PrimaryKey	false
Is Required	false
Is Derived	false
Is Surrogate Key	false

Admission Ts

Description	The date and time that a patient was admitted.
Data Type	Standards - Data Domains.ddm/Data Domains/Timestamp [TIMESTAMP]
Is Part Of PrimaryKey	false
Is Required	true
Is Derived	false
Is Surrogate Key	false

Admission Weight Val

Description	The weight of patient at time of admission.
Data Type	Standards - Data Domains.ddm/Data Domains/Number Decimal Small [DECIMAL(5,2)]
Is Part Of PrimaryKey	false
Is Required	false
Is Derived	false
Is Surrogate Key	false

Attending Practitioner Dk

Description	A numeric surrogate key used to uniquely identify entities in the dimensional model.
Data Type	Standards - Data Domains.ddm/Data Domains/Surrogate Key Large [LONG]
Is Part Of PrimaryKey	false
Is Required	true
Is Derived	false
Is Surrogate Key	false

Attending Practitioner Sk

Description	A numeric surrogate key used to uniquely identify entities in the atomic model.
Data Type	Standards - Data Domains.ddm/Data Domains/Surrogate Key Large [LONG]
Is Part Of PrimaryKey	false
Is Required	true
Is Derived	false
Is Surrogate Key	false

AWM Load Info Sk

Description	The surrogate key of the load information entry describing the details regarding the loading of the row in the atomic data warehouse.
Data Type	Standards - Data Domains.ddm/Data Domains/Surrogate Key Large [LONG]
Is Part Of PrimaryKey	false
Is Required	true
Is Derived	false
Is Surrogate Key	false

Current Account Balance

Description	The balance due at the time of the visit or encounter.
Data Type	Standards - Data Domains.ddm/Data Domains/Currency Amount [DECIMAL(14,2)]
Is Part Of PrimaryKey	false
Is Required	false
Is Derived	false
Is Surrogate Key	false

Current Ind

Description	Set to 'Y' if this is the most recent row of a group having the same Surrogate Key.
Data Type	Standards - Data Domains.ddm/Data Domains/Boolean Indicator [INTEGER]
Is Part Of PrimaryKey	false
Is Required	true
Is Derived	false
Is Surrogate Key	false

Discharge Calendar Dk

Description	A numeric surrogate key used to uniquely identify entities in the dimensional model.
Data Type	Standards - Data Domains.ddm/Data Domains/Surrogate Key Large [LONG]
Is Part Of PrimaryKey	false
Is Required	true
Is Derived	false
Is Surrogate Key	false

Discharge Charges Amt

Description	The charges at the time of a patient discharge.
Data Type	Standards - Data Domains.ddm/Data Domains/Currency Amount [DECIMAL(14,2)]
Is Part Of PrimaryKey	false
Is Required	false
Is Derived	false
Is Surrogate Key	false

Discharge Location Dk

Description	A numeric surrogate key used to uniquely identify entities in the dimensional model.
Data Type	Standards - Data Domains.ddm/Data Domains/Surrogate Key Large [LONG]
Is Part Of PrimaryKey	false
Is Required	true
Is Derived	false
Is Surrogate Key	false

Discharge Location Sk

Description	A numeric surrogate key used to uniquely identify entities in the atomic model.
Data Type	Standards - Data Domains.ddm/Data Domains/Surrogate Key Large [LONG]
Is Part Of PrimaryKey	false
Is Required	true
Is Derived	false
Is Surrogate Key	false

DWM Load Info Sk

Description	The surrogate key of the load information entry describing the details regarding the loading of the row.
Data Type	Standards - Data Domains.ddm/Data Domains/Surrogate Key Large [LONG]
Is Part Of PrimaryKey	false
Is Required	true
Is Derived	false
Is Surrogate Key	false

Effective From Dt

Description	Establishes a period where a set of attributes are true according to the business.
Data Type	Standards - Data Domains.ddm/Data Domains/Date [DATE]
Is Part Of PrimaryKey	false
Is Required	true
Is Derived	false
Is Surrogate Key	false

Effective To Dt

Description	Ends a period of effectivity.
Data Type	Standards - Data Domains.ddm/Data Domains/Date [DATE]
Is Part Of PrimaryKey	false
Is Required	false
Is Derived	false
Is Surrogate Key	false

Encounter Bk

Description	Concatenated values of a set of business attributes that uniquely identify the row.
Data Type	Standards - Data Domains.ddm/Data Domains/Business Key [VARCHAR(255)]
Is Part Of PrimaryKey	false
Is Required	true
Is Derived	false
Is Surrogate Key	false

Encounter Cnt

Description	Used to count fact rows. Always set to 1.
Data Type	Standards - Data Domains.ddm/Data Domains/Count [INTEGER]
Default Value	1
Is Part Of PrimaryKey	false
Is Required	false
Is Derived	false
Is Surrogate Key	false

Encounter Detail Dk

Description	A numeric surrogate key used to uniquely identify entities in the dimensional model.
Data Type	Standards - Data Domains.ddm/Data Domains/Surrogate Key Large [LONG]
Is Part Of PrimaryKey	true
Is Required	true
Is Derived	false
Is Surrogate Key	true

Encounter Dk

Description	A numeric surrogate key used to uniquely identify entities in the dimensional model.
Data Type	Standards - Data Domains.ddm/Data Domains/Surrogate Key Large [LONG]
Is Part Of PrimaryKey	false
Is Required	true
Is Derived	false
Is Surrogate Key	false

Encounter Sk

Description	A numeric surrogate key used to uniquely identify entities in the atomic model.
Data Type	Standards - Data Domains.ddm/Data Domains/Surrogate Key Large [LONG]
Is Part Of PrimaryKey	false
Is Required	true
Is Derived	false
Is Surrogate Key	false

Estimated Length Of Stay Days Cnt

Description	The estimated number of days for an in-patient stay. Also known as Expected Length Of Stay.
Data Type	Standards - Data Domains.ddm/Data Domains/Count [INTEGER]
Is Part Of PrimaryKey	false
Is Required	false
Is Derived	false
Is Surrogate Key	false

Expected Number Of Insurance Plans Cnt

Description	The number of insurance plans that may provide coverage for this visit.
Data Type	Standards - Data Domains.ddm/Data Domains/Count [INTEGER]
Is Part Of PrimaryKey	false
Is Required	false
Is Derived	false
Is Surrogate Key	false

Health Plan Product Dk

Description	A numeric surrogate key used to uniquely identify entities in the dimensional model.
Data Type	Standards - Data Domains.ddm/Data Domains/Surrogate Key Large [LONG]
Is Part Of PrimaryKey	false
Is Required	true
Is Derived	false
Is Surrogate Key	false

Health Plan Product Sk

Description	A numeric surrogate key used to uniquely identify entities in the atomic model.
Data Type	Standards - Data Domains.ddm/Data Domains/Surrogate Key Large [LONG]
Is Part Of PrimaryKey	false
Is Required	true
Is Derived	false
Is Surrogate Key	false

Mechanical Ventilation Days

Description	The number of days the patient is on a Mechanical Ventilator. This is also known as DMV days.
Data Type	Standards - Data Domains.ddm/Data Domains/Count [INTEGER]
Is Part Of PrimaryKey	false
Is Required	false
Is Derived	false
Is Surrogate Key	false

Patient Dk

Description	A numeric surrogate key used to uniquely identify entities in the dimensional model.
Data Type	Standards - Data Domains.ddm/Data Domains/Surrogate Key Large [LONG]
Is Part Of PrimaryKey	false
Is Required	true
Is Derived	false
Is Surrogate Key	false

Patient Sk

Description	A numeric surrogate key used to uniquely identify entities in the atomic model.
Data Type	Standards - Data Domains.ddm/Data Domains/Surrogate Key Large [LONG]
Is Part Of PrimaryKey	false
Is Required	true
Is Derived	false
Is Surrogate Key	false

Point Of Care Location Dk

Description	A numeric surrogate key used to uniquely identify entities in the dimensional model.
Data Type	Standards - Data Domains.ddm/Data Domains/Surrogate Key Large [LONG]
Is Part Of PrimaryKey	false
Is Required	true
Is Derived	false
Is Surrogate Key	false

Point Of Care Location Sk

Description	A numeric surrogate key used to uniquely identify entities in the atomic model.
Data Type	Standards - Data Domains.ddm/Data Domains/Surrogate Key Large [LONG]
Is Part Of PrimaryKey	false
Is Required	true
Is Derived	false
Is Surrogate Key	false

Provider Dk

Description	A numeric surrogate key used to uniquely identify entities in the dimensional model.
Data Type	Standards - Data Domains.ddm/Data Domains/Surrogate Key Large [LONG]
Is Part Of PrimaryKey	false
Is Required	true
Is Derived	false
Is Surrogate Key	false

Provider Sk

Description	A numeric surrogate key used to uniquely identify entities in the atomic model.
Data Type	Standards - Data Domains.ddm/Data Domains/Surrogate Key Large [LONG]
Is Part Of PrimaryKey	false
Is Required	true
Is Derived	false
Is Surrogate Key	false

Receiving Location Dk

Description	A numeric surrogate key used to uniquely identify entities in the dimensional model.
Data Type	Standards - Data Domains.ddm/Data Domains/Surrogate Key Large [LONG]
Is Part Of PrimaryKey	false
Is Required	true
Is Derived	false
Is Surrogate Key	false

Receiving Location Sk

Description	A numeric surrogate key used to uniquely identify entities in the atomic model.
Data Type	Standards - Data Domains.ddm/Data Domains/Surrogate Key Large [LONG]
Is Part Of PrimaryKey	false
Is Required	true
Is Derived	false
Is Surrogate Key	false

Source Cd

Description	The code that corresponds to the Source Code Sk.
Data Type	Standards - Data Domains.ddm/Data Domains/Tenant Common Code [VARCHAR(80)]
Is Part Of PrimaryKey	false
Is Required	true
Is Derived	false
Is Surrogate Key	false

Source Code Sk

Description	The origin of the data identifying the actual load source, vendor, manual key entry, or context of the data in a specific row in the database.
Data Type	Standards - Data Domains.ddm/Data Domains/Surrogate Key [INTEGER]
Is Part Of PrimaryKey	false
Is Required	true
Is Derived	false
Is Surrogate Key	false

Tenant Sk

Description	The surrogate key of the entry identifying the legal owner of the data.
Data Type	Standards - Data Domains.ddm/Data Domains/Surrogate Key [INTEGER]
Is Part Of PrimaryKey	false
Is Required	true
Is Derived	false
Is Surrogate Key	false

Total Adjustments

Description	The total adjustments of charges for the encounter.
Data Type	Standards - Data Domains.ddm/Data Domains/Currency Amount [DECIMAL(14,2)]
Is Part Of PrimaryKey	false
Is Required	false
Is Derived	false
Is Surrogate Key	false

Total Charges

Description	The total of charges for this visit or encounter.
Data Type	Standards - Data Domains.ddm/Data Domains/Currency Amount [DECIMAL(14,2)]
Is Part Of PrimaryKey	false
Is Required	false
Is Derived	false
Is Surrogate Key	false

Total Payments

Description	The total amount of payments made for this encounter.
Data Type	Standards - Data Domains.ddm/Data Domains/Currency Amount [DECIMAL(14,2)]
Is Part Of PrimaryKey	false
Is Required	false
Is Derived	false
Is Surrogate Key	false

Valid From Ts

Description	Establishes a period where a set of attributes are true in the source system. This would be populated with the transaction timestamp and would be used for the snapshot date.
Data Type	Standards - Data Domains.ddm/Data Domains/Timestamp [TIMESTAMP]
Is Part Of PrimaryKey	false
Is Required	true
Is Derived	false
Is Surrogate Key	false

Valid To Ts

Description	Ends a period of validity.
Data Type	Standards - Data Domains.ddm/Data Domains/Timestamp [TIMESTAMP]
Is Part Of PrimaryKey	false
Is Required	false
Is Derived	false
Is Surrogate Key	false

Relationship Details

Encounter Detail_Encounter_FK

Is Identifying Relationship	false
Child Table	Encounter Fact
Child Multiplicity	ZERO_TO_MANY
Child Referential Integrity: On Delete	NONE
Child Referential Integrity: On Insert	NONE
Child Referential Integrity: On Update	NONE
Parent Table	Encounter Dimension
Parent Multiplicity	ONE
Parent Referential Integrity: On Delete	NONE
Parent Referential Integrity: On Insert	NONE
Parent Referential Integrity: On Update	NONE

Encounter Detail_Provider_FK

Is Identifying Relationship	false
Child Table	Encounter Fact
Child Multiplicity	ZERO_TO_MANY
Child Referential Integrity: On Delete	NONE
Child Referential Integrity: On Insert	NONE
Child Referential Integrity: On Update	NONE
Parent Table	Provider Dimension
Parent Multiplicity	ONE
Parent Referential Integrity: On Delete	NONE
Parent Referential Integrity: On Insert	NONE
Parent Referential Integrity: On Update	NONE

Encounter Detail_Practitioner_FK

Is Identifying Relationship	false
Child Table	Encounter Fact
Child Role Name	attending
Child Multiplicity	ZERO_TO_MANY
Child Referential Integrity: On Delete	NONE
Child Referential Integrity: On Insert	NONE
Child Referential Integrity: On Update	NONE
Parent Table	Practitioner Dimension
Parent Multiplicity	ONE
Parent Referential Integrity: On Delete	NONE
Parent Referential Integrity: On Insert	NONE
Parent Referential Integrity: On Update	NONE

Encounter Detail_Patient_FK

Is Identifying Relationship	false
Child Table	Encounter Fact
Child Multiplicity	ZERO_TO_MANY
Child Referential Integrity: On Delete	NONE
Child Referential Integrity: On Insert	NONE
Child Referential Integrity: On Update	NONE
Parent Table	Patient Dimension
Parent Multiplicity	ONE
Parent Referential Integrity: On Delete	NONE
Parent Referential Integrity: On Insert	NONE
Parent Referential Integrity: On Update	NONE

Encounter Detail_Calendar_FK

Is Identifying Relationship	false
Child Table	Encounter Fact
Child Role Name	admission
Child Multiplicity	ZERO_TO_MANY
Child Referential Integrity: On Delete	NONE
Child Referential Integrity: On Insert	NONE
Child Referential Integrity: On Update	NONE
Parent Table	Calendar Dimension
Parent Multiplicity	ONE
Parent Referential Integrity: On Delete	NONE
Parent Referential Integrity: On Insert	NONE
Parent Referential Integrity: On Update	NONE

Encounter Fact_Calendar Dimension_FK

Is Identifying Relationship	false
Child Table	Encounter Fact
Child Role Name	discharge
Child Multiplicity	ZERO_TO_MANY
Child Referential Integrity: On Delete	NONE
Child Referential Integrity: On Insert	NONE
Child Referential Integrity: On Update	NONE
Parent Table	Calendar Dimension
Parent Multiplicity	ONE
Parent Referential Integrity: On Delete	NONE
Parent Referential Integrity: On Insert	NONE
Parent Referential Integrity: On Update	NONE

Encounter Fact_Point Of Care Location Dimension_FK

Is Identifying Relationship	false
Child Table	Encounter Fact
Child Multiplicity	ZERO_TO_MANY
Child Referential Integrity: On Delete	NONE
Child Referential Integrity: On Insert	NONE
Child Referential Integrity: On Update	NONE
Parent Table	Point Of Care Location Dimension
Parent Multiplicity	ONE
Parent Referential Integrity: On Delete	NONE
Parent Referential Integrity: On Insert	NONE
Parent Referential Integrity: On Update	NONE

Encounter Fact_Discharge Location Dimension_FK

Is Identifying Relationship	false
Child Table	Encounter Fact
Child Multiplicity	ZERO_TO_MANY
Child Referential Integrity: On Delete	NONE
Child Referential Integrity: On Insert	NONE
Child Referential Integrity: On Update	NONE
Parent Table	Point Of Care Location Dimension
Parent Multiplicity	ONE
Parent Referential Integrity: On Delete	NONE
Parent Referential Integrity: On Insert	NONE
Parent Referential Integrity: On Update	NONE

Encounter Fact_Receiving Location Dimension_FK

Is Identifying Relationship	false
Child Table	Encounter Fact
Child Multiplicity	ZERO_TO_MANY
Child Referential Integrity: On Delete	NONE
Child Referential Integrity: On Insert	NONE
Child Referential Integrity: On Update	NONE
Parent Table	Point Of Care Location Dimension
Parent Multiplicity	ONE
Parent Referential Integrity: On Delete	NONE
Parent Referential Integrity: On Insert	NONE
Parent Referential Integrity: On Update	NONE

Encounter Fact_Health Plan Product Dimension_FK

Is Identifying Relationship	false
Child Table	Encounter Fact
Child Multiplicity	ZERO_TO_MANY
Child Referential Integrity: On Delete	NONE
Child Referential Integrity: On Insert	NONE
Child Referential Integrity: On Update	NONE
Parent Table	Health Plan Product Dimension
Parent Multiplicity	ONE
Parent Referential Integrity: On Delete	NONE
Parent Referential Integrity: On Insert	NONE
Parent Referential Integrity: On Update	NONE

Primary Key Details

Encounter Fact PK

Key Attribute

Encounter Detail Dk

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Dimensional Warehouse Model Data Model