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Directory Services in the Health Care Enterprise
Toward a Consolidated Infrastructure
Ronald B. WilliamsApplication and Security ArchitecturesTechnology & Systems PlanningKaiser Foundation Health Plan, Inc.
Open Group, Thursday, April 30th, 1998
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Kaiser Permanente
• 90,000+ Employees• And a Lot of
Hardware
• Serving over 9.1 Million Members in 19 States and the District of Columbia
• 10,000 Physicians
Open Group, Thursday, April 30th, 1998
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Disclaimer
• The examples contained in this presentation are intended as examples of how directory services might be implemented in the large scale health care enterprise. They do not represent official requirements by Kaiser Permanente, its affiliates, corporations, or employees. This presentation will self destruct in 15 minutes.
Open Group, Thursday, April 30th, 1998
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Agenda
• What is Kaiser Permanente
• A look at a healthcare enterprise
• Coherence out of Chaos, Directory Services everywhere
• Gordianectomies - streamlining the models
• What we need from Directory Service Providers (Vendors)
Open Group, Thursday, April 30th, 1998
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Kaiser Permanente
• 3 Corporations– Kaiser Foundation Heatlh Plan, Inc.
• Administers Health Plans• Provides IT Services for Medical Groups and Hospitals
– Kaiser Foundation Hospitals, Inc.• Administers Facilities and Non-Physician health care
staff
– Kaiser Permanente Medical Groups• Physician Services to Kaiser Members
Open Group, Thursday, April 30th, 1998
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Kaiser Corporations
Kaiser PermanenteKaiser FoundationHealth Plan, Inc.
Kaiser FoundationHospitals, Inc.
PermanenteMedical Groups
PermanenteMedical Groups
PermanenteMedical Groups
PermanenteMedical Groups
Clinical Data
Financial &
Administrative Data
Finan
cial &
Admin
istra
tive D
ata
Clinical Data
Open Group, Thursday, April 30th, 1998
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Two Healthcare Business Environments
• Financial Systems– Human Resources
– Payroll
– Claims
– Reimbursement
– Sales & Marketing
– Plan Administration
– Insurance
– etc. . . .
• Clinical Systems– Appointment
– Scheduling
– Laboratory
– Pharmacy
– Documentation
– Care Practice Support
– Radiology
– etc. . . .
Open Group, Thursday, April 30th, 1998
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Physician Master Database
• Demographic Information
• Credentials
• Calendar (Scheduling)
• Location(s)
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Facilities Master
– Clinics– Labs– Pharmacies– IT Departments– Plant Engineering
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Service Master
• Catalog of Clinical Services– Laboratory– Pharmacy– Surgery– Radiology– Opthalmology– (Your favorite department here)– etc.
Open Group, Thursday, April 30th, 1998
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Employee Master (HR)
• Demographic Data
• Emergency Data
• Credentialing, Roles
• Security Characteristics
• Payroll and Benefits
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The Gordian Knot
Master Databases
Patient
Employee
ClinicalServices
Facilities
Physician
Accessing Application
ElectronicHealth Records
HumanResources
LaboratoryManagement
AppointmentScheduling
Member Benefits
Cost Recovery
Pharmacy Reimbursments
Open Group, Thursday, April 30th, 1998
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… and Data for All ...
Accessing Application
Master Databases
Patient
Employee
ClinicalServices
Facilities
Physician
ElectronicHealth Records
HumanResources
LaboratoryManagement
AppointmentScheduling
Member Benefits
Cost Recovery
Pharmacy Reimbursements
LD
AP
Open Group, Thursday, April 30th, 1998
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What we need from Directory Service Providers
• Secure LDAP– Authentication
– Authorization
– Audit
– Resilience
• Extensible Standardized Schema– People
– Services
• Robust LDAP Anywhere– LDAP <-> Database
Adapters
Open Group, Thursday, April 30th, 1998
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Ronald Becker WilliamsStrategic Planning Specialist
Application and Security Architecture
Technology & Systems Planning
KPInformation Technology
vox: (818) 564-7680
fax: (818) 564-7219
