PPMI Clinical - Establishing a Deeply Phenotyped PD Cohort

ClinicalTrials.gov ID: NCT04477785

Public ClinicalTrials.gov record NCT04477785. Field values are reproduced from the official study page; the official ClinicalTrials.gov record remains the source of truth for eligibility, enrollment, and contact information.

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ClinicalTrials.gov public records Last synced Apr 22, 2026, 8:50 AM EDT

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

Official title

The Parkinson's Progression Markers Initiative (PPMI) Clinical - Establishing a Deeply Phenotyped PD Cohort

Study identification

NCT ID: NCT04477785
Recruitment status: Recruiting
Study type: Observational
Phase: Not listed
Lead sponsor: Michael J. Fox Foundation for Parkinson's Research; Other
Enrollment: 4,500 participants

Conditions and interventions

Conditions

Parkinson Disease

Interventions

Not listed

Eligibility (public fields only)

Age range: 30 Years and older
Sex: All
Healthy volunteers: Not listed

This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.

Study timeline

Start date: Jun 30, 2020
Primary completion: Nov 30, 2033
Completion: Nov 30, 2033
Last update posted: Mar 26, 2026

2020 – 2033

United States locations

U.S. sites: 30
U.S. states: 19
U.S. cities: 28

Facility	City	State	ZIP	Site status
University of Alabama at Birmingham	Birmingham	Alabama	35294	Recruiting
Barrow Neurological Institute	Phoenix	Arizona	85013	Recruiting
Mayo Foundation for Medical Education and Research	Scottsdale	Arizona	85259	Recruiting
Banner Research Institute	Sun City	Arizona	85351	Recruiting
University of California San Diego	La Jolla	California	92093-0948	Recruiting
Keck School of Medicine of USC	Los Angeles	California	90033	Recruiting
University of California, San Francisco	San Francisco	California	94115	Recruiting
University of Colorado Anschutz Medical Campus	Aurora	Colorado	80045	Recruiting
Institute For Neurodegenerative Disorders	New Haven	Connecticut	06510	Recruiting
Parkinson's Disease& Movement Disorder Center of Boca Raton	Boca Raton	Florida	33486	Recruiting
University of Florida	Gainesville	Florida	32608	Recruiting
University of South Florida	Tampa	Florida	33606	Recruiting
Emory University School of Medicine	Atlanta	Georgia	30329	Recruiting
Northwestern University	Chicago	Illinois	60611	Recruiting
University of Kansas Medical Center	Kansas City	Kansas	66160	Recruiting
Johns Hopkins University	Baltimore	Maryland	21287	Recruiting
Boston University	Boston	Massachusetts	02118	Recruiting
Massachusetts General Hospital	Boston	Massachusetts	02446	Recruiting
University of Michigan	Ann Arbor	Michigan	48109	Recruiting
Cleveland Clinic Lou Ruvo Center for Brain Health	Las Vegas	Nevada	89106	Recruiting
Beth Israel Medical Center	New York	New York	10003	Recruiting
NYU Langone Health	New York	New York	10017	Recruiting
University of Rochester	Rochester	New York	14620	Recruiting
University of Cincinnati/Cincinnati Children's Hospital	Cincinnati	Ohio	45219	Recruiting
Cleveland Clinic	Cleveland	Ohio	44195	Recruiting
Oregon Health &Science University	Portland	Oregon	97239	Recruiting
University of Pennsylvania	Philadelphia	Pennsylvania	19107	Recruiting
University of Pittsburgh	Pittsburgh	Pennsylvania	15213	Recruiting
Baylor College of Medicine	Houston	Texas	77030	Recruiting
Univ of Washington and VA Puget Sound Health Care System	Seattle	Washington	98104	Recruiting

Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.

Non-U.S. locations

This page focuses on the U.S. directory. The official record also lists 20 non-U.S. sites.

About this trial record page

What this page shows: Public field values for ClinicalTrials.gov record NCT04477785, including study identification, conditions, interventions, eligibility (age, sex, healthy volunteer), timeline, and U.S. site list.
What this page does not do: No medical advice, eligibility judgments, treatment recommendations, study quality scoring, or AI-generated medical summaries. No site contact phone numbers, emails, or investigator names.
Where the data comes from: Sourced from the official ClinicalTrials.gov public API. The official record is the source of truth.
Last refresh: Last update posted Mar 26, 2026 · Synced Apr 22, 2026

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The complete protocol, eligibility criteria, and contact information for NCT04477785 live on ClinicalTrials.gov.

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