CI

At a glance

ClinicalIndex Comparison Record
N/ACompleted· 6,061 enrolled
Drug / intervention
Not specified
Likely dose
Not stated in record
Structured eligibility isn't available for this trial yet — see the full criteria in the Eligibility tab below.

Standardized by ClinicalIndex from the ClinicalTrials.gov record · verify against the source.

Search/NCT04426539
NCT04426539N/ACompleted

New IDEAS: Imaging Dementia-Evidence for Amyloid Scanning Study - A Study to Improve Precision in Amyloid PET Coverage and Patient Care

American College of Radiology·observational·Posted Jun 11, 2020·Updated Feb 2, 2026

In Brief

An observational study for Alzheimer's Disease and 2 related conditions. Completed, enrolled 6,061 participants across 1 site.

Detailed Summary

New IDEAS is an observational, open-label, longitudinal cohort study designed to address the requirements of the CED provisions of the NCD on beta-amyloid PET. Building on the initial Imaging Dementia-Evidence for Amyloid Scanning (IDEAS) study, New IDEAS will evaluate the association between amyloid PET and patient-centered outcomes in an expanded and more ethnoracially and clinically diverse group of Medicare participants presenting with cognitive impairment.

Study Details

Study Typeobservational
Allocation--
Masking--
Primary Purpose--
CountriesUnited States

Timeline

N/ACompletedFinished
202120222023202420252026
First PostedJun 11, 2020
Enrollment StartDec 17, 2020
Primary CompletionDec 31, 2024
TodayJul 2, 2026
Enrollment to primary: 4.0 yearsPosted 6.1 years ago