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ClinicalTrials.gov public records Last synced May 21, 2026, 10:49 PM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Showing 1–24 of 62 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
Filters: Condition: Patient Portals Clear all
Completed Not applicable Interventional
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 May 21, 2026, 10:49 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers
View directory record Official record
Conditions
Transitions of Care, Patient Portals, General Medicine, Discharge Checklist, Patient-provider Communication, Adverse Event, Readmission
Interventions
Interactive Digital Health Tools
Behavioral
Lead sponsor
Brigham and Women's Hospital
Other
Eligibility
18 Years and older
Enrollment
750 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2020
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jul 24, 2022 · Synced May 21, 2026, 10:49 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers
View directory record Official record
Conditions
Colorectal Cancer, Colorectal Neoplasms, Colorectal Cancer Screening
Interventions
MyChart Priming Message
Behavioral
Lead sponsor
University of California, Los Angeles
Other
Eligibility
51 Years to 75 Years
Enrollment
3,880 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2020
U.S. locations
1
States / cities
Westwood, Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Nov 9, 2021 · Synced May 21, 2026, 10:49 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers
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 May 21, 2026, 10:49 PM EDT
Completed Not applicable Interventional
View directory record Official record
Conditions
Advanced Care Planning
Interventions
Advance Care Planning Tool - ACPVoice, Standard of Care for Advance Care Planning
Behavioral
Lead sponsor
Wake Forest University Health Sciences
Other
Eligibility
65 Years and older
Enrollment
300 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2025
U.S. locations
1
States / cities
Winston-Salem, North Carolina
Source: ClinicalTrials.gov public record
Updated Feb 26, 2026 · Synced May 21, 2026, 10:49 PM EDT
Terminated Not applicable Interventional Results available
View directory record Official record
Conditions
Influenza, Respiratory Tract Infections
Interventions
Text Message R/R with Direct Appointment Schedule Link, Text Message R/R without Direct Appointment Schedule Link, Text Pre-Appointment Reminder, Portal Message R/R with Direct Appointment Schedule Link, Portal Message R/R without Direct Appointment Schedule Link, Portal Pre-Appointment Reminder
Behavioral
Lead sponsor
University of California, Los Angeles
Other
Eligibility
6 Months and older
Enrollment
239,567 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Apr 10, 2025 · Synced May 21, 2026, 10:49 PM EDT
Completed No phase listed Observational Results available
View directory record Official record
Conditions
Telehealth, Health Behavior
Interventions
Less-is-better, Social proof, Endowment / decision staging, Standard email
Behavioral
Lead sponsor
Geisinger Clinic
Other
Eligibility
18 Years to 88 Years
Enrollment
14,099 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020
U.S. locations
1
States / cities
Danville, Pennsylvania
Source: ClinicalTrials.gov public record
Updated May 2, 2021 · Synced May 21, 2026, 10:49 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available
View directory record Official record
Conditions
Herpes Zoster Disease
Interventions
An informational packet regarding shingles and the HZV was sent to patients identified by the EMR
Other
Lead sponsor
Ohio State University
Other
Eligibility
60 Years and older
Enrollment
2,589 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011
U.S. locations
1
States / cities
Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Jan 31, 2019 · Synced May 21, 2026, 10:49 PM EDT
Completed Not applicable Interventional Results available
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
440 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2024
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Apr 8, 2025 · Synced May 21, 2026, 10:49 PM EDT
Completed Not applicable Interventional
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 May 21, 2026, 10:49 PM EDT
Active, not recruiting Not applicable Interventional Accepts healthy volunteers
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 May 21, 2026, 10:49 PM EDT
Completed Not applicable Interventional
View directory record Official record
Conditions
Mobile Health
Interventions
Extensive bedside training for accessing patient portal, Limited bedside training on patient portal use.
Other
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years and older
Enrollment
98 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2015
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Feb 5, 2020 · Synced May 21, 2026, 10:49 PM EDT
Completed Not applicable Interventional Results available
View directory record Official record
Conditions
Influenza, Respiratory Tract Infections
Interventions
Text Fixed R/R Messages with Direct Appointment Schedule Link, Text Pre-Appointment Reminder, Portal Pre-Commitment Prompt with Tailored R/R Messages with Direct Appointment Schedule Link, Portal Fixed R/R Messages with Direct Appointment Schedule Link, Portal Pre-Appointment Reminder
Behavioral
Lead sponsor
University of California, Los Angeles
Other
Eligibility
6 Months and older
Enrollment
262,085 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2023
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Aug 6, 2024 · Synced May 21, 2026, 10:49 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers
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 May 21, 2026, 10:49 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers
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 May 21, 2026, 10:49 PM EDT
Completed Phase 1 Interventional
View directory record Official record
Conditions
Diabetes Mellitus
Interventions
Patient diabetic self-management using the diabetic patient portal tools, A variety of educational interventions for non-adopters of the technology, and for non-compliant patients.
Behavioral
Lead sponsor
Robert Wood Johnson Foundation
Other
Eligibility
18 Years and older
Enrollment
1,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2007
U.S. locations
1
States / cities
Cleveland, Ohio
Source: ClinicalTrials.gov public record
Updated Jul 26, 2011 · Synced May 21, 2026, 10:49 PM EDT
Completed Not applicable Interventional
View directory record Official record
Conditions
Asthma
Interventions
MyAsthma Patient Portal
Other
Lead sponsor
Children's Hospital of Philadelphia
Other
Eligibility
6 Years to 12 Years
Enrollment
81 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2015
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jun 28, 2015 · Synced May 21, 2026, 10:49 PM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers
View directory record Official record
Conditions
Dementia, Potentially Inappropriate Medication Use, Mild Cognitive Impairment (MCI)
Interventions
e-ALIGN Patient-Portal Deprescribing
Other
Lead sponsor
Johns Hopkins University
Other
Eligibility
65 Years and older
Enrollment
100 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated May 3, 2026 · Synced May 21, 2026, 10:49 PM EDT
Completed Not applicable Interventional
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 May 21, 2026, 10:49 PM EDT
Completed Not applicable Interventional Results available
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 May 21, 2026, 10:49 PM EDT
Completed Not applicable Interventional
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 May 21, 2026, 10:49 PM EDT
Completed Not applicable Interventional Results available
View directory record Official record
Conditions
Telehealth, Health Behavior
Interventions
Timely, Transparency, Foot-in-the-door
Behavioral
Lead sponsor
Geisinger Clinic
Other
Eligibility
18 Years and older
Enrollment
5,012 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020
U.S. locations
1
States / cities
Danville, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jun 10, 2021 · Synced May 21, 2026, 10:49 PM EDT
Completed Not applicable Interventional Results available
View directory record Official record
Conditions
Depression
Interventions
AIMS, AIMS plus
Behavioral
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
18 Years to 85 Years
Enrollment
53 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2020
U.S. locations
1
States / cities
Iowa City, Iowa
Source: ClinicalTrials.gov public record
Updated Jul 26, 2023 · Synced May 21, 2026, 10:49 PM EDT
Completed Not applicable Interventional Results available
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 May 21, 2026, 10:49 PM EDT