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UX/UI Design

User Testing

Data-Driven IA

Epic Billing Transition

Led UX/UI design for Sharp HealthCare's electronic health record (EHR) billing transition: designed dual-platform billing experience for 785,000+ patients during year-long migration, then streamlined to unified system using analytics-driven insights and iteration.
ROLE

Lead UX/UI Designer

CLIENT

Sharp HealthCare

YEAR

2023 – 2025

Sharp billing landing page on desktop and mobile showing decision tree with two payment options based on service date

The Challenge

A major healthcare EHR system migration forced 785,000+ patients to navigate two separate billing platforms for one year based on appointment dates. Without clear guidance, patients would face billing confusion, payment failures, and diminished trust. The challenge: guide patients through this complexity, then streamline the experience post-migration using analytics and user insights.

My Role & Approach

As UX/UI Designer, I stepped up to lead the project when the Senior UX Designer departed after one month. I conducted competitive analysis of healthcare organizations that completed similar EHR billing transitions, led usability testing with diverse patient groups, and collaborated cross-functionally to design solutions while navigating legacy system constraints.

Testing Parts in Isolation Method

Figma prototype framework showing 'testing parts in isolation' methodology with multiple terminology variations and prototype connections

Progressive testing method validating terminology options ('legacy' vs 'old' vs 'previous') with patient groups.

Design Leadership

Led UX/UI design after Senior UX Designer departure across two-platform migration affecting 785,000+ users.

Innovative Testing Method

Developed visual prototypes for "testing parts in isolation" method to validate patient-facing terminology, ensuring users could identify correct billing platform.

Multi-Touchpoint Design

Created cohesive patient experience across five digital touchpoints while navigating two CMSs and design systems to diminish development costs.

Data-Driven Iteration

Leveraged post-launch analytics to simplify architecture from dual-platform to unified system, reducing patient confusion.

KEY OUTCOMES

Impact & Results

37%

Growth in payment volume since Epic launch (as of Aug. 2025)

785K+

Patients guided through dual-system transition

325K+

Patient accounts activated in first 6 months since Epic launch

The Solution

Service Date Decision Tree with Visual Education

Designed decision tree with two-button interface allowing patients to self-select correct billing platform based on their service date. Created step-by-step payment instructions with visual guides using existing design system components.

Multi-Product Communication Strategy

Developed communication strategy across five touchpoints: Sharp.com billing pages, legacy system alerts, app visuals, Epic portal messaging, and patient bill messaging. Collaborated to archive outdated features while maintaining legacy payment plan access.

Desktop and mobile view of new Sharp billing page directing patients to Epic billing platform

New Sharp.com billing pages guiding patients to the new Epic billing platform

Legacy billing system sign-in page with alert banner notifying patients of transition to new Epic billing system

Legacy billing system with alert banner notifying patients of transition

Mobile mockup of Sharp app promotional duplex encouraging patients to download app to manage care and billing

Sharp app promo designed for digital and physical touchpoints

Analytics-Driven Simplification

One year post-Epic launch, used analytics data to reorganize billing site architecture, eliminating the decision tree and simplifying navigation. Streamlined content hierarchy to reduce cognitive load while preserving access to legacy payment plans for ongoing obligations.

Explore the Live Experience

KEY INSIGHTS

User Validation

One year post-launch, conducted moderated usability testing with existing patients across desktop and mobile devices. Testing validated whether patients could easily find payment CTAs, understand the billing landing page, navigate legacy payment plans, and provided feedback on alternative interface designs.

Key Findings

Simplified Layout Reduced Decision Time

Patients appreciated the clean, simple layout with large, clearly labeled buttons that enabled quick action without overwhelming cognitive load.

Hero CTAs Improved Task Efficiency

Participants valued having primary call-to-action buttons prominently placed in the hero section, allowing immediate access to billing tasks without scrolling.

Responsive Design Validated Across Devices

Testing revealed equal usage between desktop and mobile (50/50 split), confirming the importance of the multi-device design approach.

Iteration Based on User Feedback

Removing duplicate CTAs below the hero eliminated confusion and streamlined the experience, demonstrating the value of continuous user testing and refinement.

© 2026 Tiffany Ching.
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