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Showing 1–24 of 62 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: Patient Portals Clear all
Completed Not applicable Interventional Accepts healthy volunteers

Electronic Health Record Strategies to Promote Diverse Participation in Research AIM 2

NCT06467487
View directory record Official record
Conditions
Patient Participation
Interventions
Traditional Letter, Direct to Patient Message, Optimized Letter, Direct to Patient Message - Optimized
Other
Lead sponsor
Yale University
Other
Eligibility
18 Years and older
Enrollment
214,526 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2025
U.S. locations
1
States / cities
New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Jan 12, 2025 · Synced Jul 21, 2026, 6:55 PM EDT
Completed Not applicable Interventional Results available

A Multi-level Intervention to Increase Access and Use of the Patient Portal

NCT05180721
View directory record Official record
Conditions
Patient Education, Diabetes Mellitus, Type 2
Interventions
Use of patient portal for diabetes management
Behavioral
Lead sponsor
Yale University
Other
Eligibility
18 Years and older
Enrollment
26 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2024
U.S. locations
2
States / cities
New Haven, Connecticut • Norwalk, Connecticut
Source: ClinicalTrials.gov public record
Updated Jul 9, 2025 · Synced Jul 21, 2026, 6:55 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

A Patient Portal Tool, E-assist, for Supporting CRC Screening

NCT02798224
View directory record Official record
Conditions
Colorectal Cancer
Interventions
e-assist: Colon Health, Healthwise Educational Program
Behavioral
Lead sponsor
UNC Lineberger Comprehensive Cancer Center
Other
Eligibility
50 Years to 75 Years
Enrollment
1,826 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2021
U.S. locations
1
States / cities
Chapel Hill, North Carolina
Source: ClinicalTrials.gov public record
Updated Oct 24, 2022 · Synced Jul 21, 2026, 6:55 PM EDT
Completed Not applicable Interventional Results available

Patient Portal Reminder/Recall for Influenza Vaccination in a Health System- RCT 2

NCT04110314
View directory record Official record
Conditions
Influenza, Respiratory Tract Infections
Interventions
Portal Reminders for Influenza Vaccination: Gain-framed, Portal Reminders for Influenza Vaccination: Loss-framed, Pre-commitment prompt
Behavioral
Lead sponsor
University of California, Los Angeles
Other
Eligibility
4 Months and older
Enrollment
430,636 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2020
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated May 4, 2022 · Synced Jul 21, 2026, 6:55 PM EDT
Completed Not applicable Interventional

Does Access to an EHR Patient Portal Influence Chronic Disease Outcomes?

NCT00147706
View directory record Official record
Conditions
Congestive Heart Failure, Diabetes, Cardiovascular Disease
Interventions
Tailored Healthmedia programs on EHR Patient Portal
Procedure
Lead sponsor
Robert Wood Johnson Foundation
Other
Eligibility
18 Years and older
Enrollment
6,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2006
U.S. locations
1
States / cities
Danville, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jul 25, 2011 · Synced Jul 21, 2026, 6:55 PM EDT
Active, not recruiting Not applicable Interventional Accepts healthy volunteers

Choosing Healthy Activities and Lifestyle Management Through Portal Support

NCT05410353
View directory record Official record
Conditions
Weight Loss, Overweight and Obesity, Behavior, Health
Interventions
Active Intervention Group, Comparison Group
Behavioral
Lead sponsor
University of Tennessee
Other
Eligibility
16 Years and older
Enrollment
229 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2026
U.S. locations
1
States / cities
Memphis, Tennessee
Source: ClinicalTrials.gov public record
Updated Nov 19, 2025 · Synced Jul 21, 2026, 6:55 PM EDT
Completed Not applicable Interventional Results available

My Diabetes Care: A Scalability and Usability Study

NCT05448105
View directory record Official record
Conditions
Diabetes Mellitus, Type 2
Interventions
My Diabetes Care (MDC)
Other
Lead sponsor
Vanderbilt University Medical Center
Other
Eligibility
18 Years to 75 Years
Enrollment
67 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2024
U.S. locations
2
States / cities
Boston, Massachusetts • Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Mar 19, 2025 · Synced Jul 21, 2026, 6:55 PM EDT
Completed Not applicable Interventional Results available

Evaluation of a Patient Portal Intervention to Address Diabetes Care Gaps

NCT04728620
View directory record Official record
Conditions
Diabetes Mellitus
Interventions
Diabetes Care Gaps Patient Portal Intervention
Other
Lead sponsor
Vanderbilt University Medical Center
Other
Eligibility
18 Years to 75 Years
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Jul 31, 2023 · Synced Jul 21, 2026, 6:55 PM EDT
Completed Not applicable Interventional

Pediatric Second Influenza Dose Portal Reminder Recall

NCT04668417
View directory record Official record
Conditions
Influenza, Respiratory Tract Infections
Interventions
Portal Reminders for Second Dose of Influenza Vaccine with Direct Scheduling Link, Portal Reminders for Second Dose of Influenza Vaccine without Direct Scheduling Link
Behavioral
Lead sponsor
University of California, Los Angeles
Other
Eligibility
6 Months to 36 Months
Enrollment
698 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated May 27, 2021 · Synced Jul 21, 2026, 6:55 PM EDT
Completed Not applicable Interventional Results available

Usability of Diabetes Dashboard Embedded Within a Patient Web Portal

NCT03786718
View directory record Official record
Conditions
Diabetes Mellitus, Type 2
Interventions
Patient-facing Diabetes Dashboard
Other
Lead sponsor
Vanderbilt University Medical Center
Other
Eligibility
21 Years and older
Enrollment
69 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2019
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated May 5, 2023 · Synced Jul 21, 2026, 6:55 PM EDT
Completed Not applicable Interventional

Using an Online Patient Monitoring System to Improve Care for Children With Chronic Conditions

NCT02097355
View directory record Official record
Conditions
Attention Deficit Hyperactivity Disorder, Asthma, Autism Spectrum Disorder, Depression, Epilepsy
Interventions
TriVox for clinical care
Other
Lead sponsor
Boston Children's Hospital
Other
Eligibility
Not listed
Enrollment
946 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2019
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jul 13, 2020 · Synced Jul 21, 2026, 6:55 PM EDT
Completed Not applicable Interventional

MyChart in Patients With Inflammatory Bowel Disease.

NCT03241992
View directory record Official record
Conditions
Inflammatory Bowel Diseases
Interventions
MyChart Disease Specific
Behavioral
Lead sponsor
Boston Medical Center
Other
Eligibility
18 Years and older
Enrollment
128 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2019
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jan 27, 2019 · Synced Jul 21, 2026, 6:55 PM EDT
Completed Not applicable Interventional Results available

Patient Portal Reminder/Recall for Influenza Vaccination in a Health System- UCLA Portal R/R Influenza RCT 3

NCT04533685
View directory record Official record
Conditions
Influenza, Respiratory Tract Infections
Interventions
Portal Reminders for Influenza Vaccination: Direct scheduling link, Portal Reminders for Influenza Vaccination: No direct scheduling link, Pre-Commitment Prompt, Pre-Appointment flu vaccine reminders
Behavioral
Lead sponsor
University of California, Los Angeles
Other
Eligibility
4 Months and older
Enrollment
213,773 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Oct 24, 2022 · Synced Jul 21, 2026, 6:55 PM EDT
Completed Not applicable Interventional

Effects of My Diabetes Care on Patient Outcomes

NCT05451914
View directory record Official record
Conditions
Diabetes Mellitus, Type 2
Interventions
My Diabetes Care
Other
Lead sponsor
Vanderbilt University Medical Center
Other
Eligibility
18 Years to 75 Years
Enrollment
458 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2025
U.S. locations
2
States / cities
Boston, Massachusetts • Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Nov 12, 2025 · Synced Jul 21, 2026, 6:55 PM EDT
Completed Not applicable Interventional

Decreasing ED Utilization by Nudging Patients to Call Their Providers

NCT04567849
View directory record Official record
Conditions
Emergency Treatment, Telephone Hotlines
Interventions
message, provider, tele-nurse
Behavioral
Lead sponsor
Geisinger Clinic
Other
Eligibility
Not listed
Enrollment
11,546 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2023
U.S. locations
1
States / cities
Danville, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jul 17, 2023 · Synced Jul 21, 2026, 6:55 PM EDT
Completed Not applicable Interventional

The Diabetes Medication Adherence Promotion Intervention Trial

NCT02458495
View directory record Official record
Conditions
Diabetes Mellitus, Type 2
Interventions
Diabetes MAP Intervention
Behavioral
Lead sponsor
Vanderbilt University
Other
Eligibility
18 Years and older
Enrollment
151 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2016
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Oct 31, 2016 · Synced Jul 21, 2026, 6:55 PM EDT
Completed Not applicable Interventional Results available

Patient Portal Flu Vaccine Reminders (RCT 6)

NCT06062264
View directory record Official record
Conditions
Influenza, Respiratory Tract Infections
Interventions
Portal-based Video Message, Portal-based Infographic Message
Behavioral
Lead sponsor
University of California, Los Angeles
Other
Eligibility
6 Months and older
Enrollment
22,233 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2024
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Apr 19, 2025 · Synced Jul 21, 2026, 6:55 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

A Patient Reminder and Self-Referral Via Online Patient Portals and Text Messaging to Improve Adherence to Breast Cancer Screening

NCT05526872
View directory record Official record
Conditions
Breast Carcinoma
Interventions
Best Practice, Health Education, Interview, Planned Notification, Survey Administration
Other · Behavioral
Lead sponsor
Emory University
Other
Eligibility
50 Years to 74 Years · Female only
Enrollment
140 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2024
U.S. locations
1
States / cities
Atlanta, Georgia
Source: ClinicalTrials.gov public record
Updated Jun 3, 2024 · Synced Jul 21, 2026, 6:55 PM EDT
Enrolling by invitation Not applicable Interventional Accepts healthy volunteers

The Role of Framing and Choice Architecture in Patients' Reactions and EHR Error Discovery and Reporting

NCT07206550
View directory record Official record
Conditions
Electronic Health Records
Interventions
Framing
Behavioral
Lead sponsor
The University of Texas at Dallas
Other
Eligibility
18 Years to 99 Years
Enrollment
3,000 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2026
U.S. locations
1
States / cities
Richardson, Texas
Source: ClinicalTrials.gov public record
Updated Jun 2, 2026 · Synced Jul 21, 2026, 6:55 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Patient Portal and Navigation Program in Providing Information for Asian American Cancer Patients

NCT03867916
View directory record Official record
Conditions
Caregiver, Malignant Neoplasm, Physician, Stage I Colorectal Cancer AJCC v8, Stage I Liver Cancer, Stage I Lung Cancer AJCC v8, Stage IA1 Lung Cancer AJCC v8, Stage IA2 Lung Cancer AJCC v8, Stage IA3 Lung Cancer AJCC v8, Stage IB Lung Cancer AJCC v8, Stage II Colorectal Cancer AJCC v8, Stage II Liver Cancer, Stage II Lung Cancer AJCC v8, Stage IIA Colorectal Cancer AJCC v8, Stage IIA Lung Cancer AJCC v8, Stage IIB Colorectal Cancer AJCC v8, Stage IIB Lung Cancer AJCC v8, Stage IIC Colorectal Cancer AJCC v8, Stage III Colorectal Cancer AJCC v8, Stage III Liver Cancer, Stage III Lung Cancer AJCC v8, Stage IIIA Colorectal Cancer AJCC v8, Stage IIIA Lung Cancer AJCC v8, Stage IIIB Colorectal Cancer AJCC v8, Stage IIIB Lung Cancer AJCC v8, Stage IIIC Colorectal Cancer AJCC v8, Stage IIIC Lung Cancer AJCC v8
Interventions
Patient Navigation Program, Quality-of-Life Assessment, Survey Administration
Behavioral · Other
Lead sponsor
University of California, San Francisco
Other
Eligibility
21 Years and older
Enrollment
106 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2022
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Jan 11, 2023 · Synced Jul 21, 2026, 6:55 PM EDT
Completed Not applicable Interventional Results available

Evaluation of a Patient Portal Intervention for Diabetes: A Pilot Randomized Controlled Trial

NCT03947333
View directory record Official record
Conditions
Diabetes Mellitus, Type 2
Interventions
My Diabetes Care
Other
Lead sponsor
Vanderbilt University Medical Center
Other
Eligibility
21 Years and older
Enrollment
287 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Mar 30, 2022 · Synced Jul 21, 2026, 6:55 PM EDT
Completed Not applicable Interventional

Expansion of Abbreviations and Acronyms for Patients

NCT05297942
View directory record Official record
Conditions
Heart Failure
Interventions
Expansion of Abbreviations and Acronyms
Other
Lead sponsor
Weill Medical College of Cornell University
Other
Eligibility
21 Years and older
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jun 15, 2022 · Synced Jul 21, 2026, 6:55 PM EDT
Completed Not applicable Interventional

Development of a Targeted Patient Portal Intervention to Improve Depression Treatment Adherence and Outcomes

NCT04646681
View directory record Official record
Conditions
Depression
Interventions
ConnectCare
Behavioral
Lead sponsor
Carolyn L Turvey
Other
Eligibility
18 Years to 89 Years
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
1
States / cities
Iowa City, Iowa
Source: ClinicalTrials.gov public record
Updated Jun 9, 2022 · Synced Jul 21, 2026, 6:55 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Electronic Patient Notification of Remote ICD Data: Impact of Patient Engagement on Outcomes in the Merlin.Net™

NCT02989090
View directory record Official record
Conditions
Implantable Cardioverter-Defibrillator, Health Information Exchange, Electronic Health Records, Patient Participation
Interventions
Receive Detailed ICD Information-electronic, Receive Detailed ICD Information-paper
Other
Lead sponsor
Parkview Hospital, Indiana
Other
Eligibility
18 Years and older
Enrollment
191 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2015
U.S. locations
1
States / cities
Fort Wayne, Indiana
Source: ClinicalTrials.gov public record
Updated Aug 29, 2019 · Synced Jul 21, 2026, 6:55 PM EDT