Paid Clinical Trials in Washington D.C., DC

As of June 2026, 907 paid clinical trials are recruiting in Washington D.C., District of Columbia. Compensation typically covers time, travel, and study visits, with stipends ranging from modest amounts for short outpatient studies to several thousand dollars for long or inpatient protocols.

Both patients with specific conditions and healthy volunteers can qualify. Most trials offer free study-related medical care alongside compensation.

Recruiting trial data synced daily from ClinicalTrials.gov. Last sync: June 19, 2026.

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907 clinical trials

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A Feasibility Safety Study of Benign Centrally-Located Intracranial Tumors in Pediatric and Young Adult Subjects

for Benign Centrally-Located Intracranial Tumors

3 locations incl. Washington D.C.

Sponsor: InSightec

Sex: All·Age: 5 - 22

Code: NCT03028246·Recruiting

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Natural History Study of Homocystinuria Caused by Cystathionine Beta-Synthase Deficiency (ACAPPELLA)

for Homocystinuria Due to CBS Deficiency

7 locations incl. Culver City

Sponsor: Travere Therapeutics, Inc.

Sex: All·Age: 1 - 65

Code: NCT02998710·Recruiting

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HDClarity: a Multi-site Cerebrospinal Fluid Collection Initiative to Facilitate Therapeutic Development for Huntington's Disease

for Huntington's Disease

6 locations incl. Englewood

Sponsor: University College, London

Sex: All·Age: 11 - 75·Accepts healthy volunteers

Code: NCT02855476·Recruiting

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A Study for Subjects With Prostate Cancer Who Previously Participated in an Enzalutamide Clinical Study

for Prostate Cancer

50 locations incl. Anchorage

Sponsor: Astellas Pharma Global Development, Inc.

Sex: Male·Age: 18+

Code: NCT02960022·Phase 2·Recruiting

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The Myelin Disorders Biorepository Project

for Leukodystrophy

23 locations incl. Los Angeles

Sponsor: Children's Hospital of Philadelphia

Sex: All·Age: All ages

Code: NCT03047369·Recruiting

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Radiation Therapy With or Without Cisplatin in Treating Patients With Stage III-IVA Squamous Cell Carcinoma of the Head and Neck Who Have Undergone Surgery

for Head and Neck Squamous Cell Carcinoma

676 locations incl. Birmingham

Sponsor: ECOG-ACRIN Cancer Research Group

Sex: All·Age: 18+

Code: NCT02734537·Phase 2·Recruiting

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Late Onset Alzheimer's Disease

for Alzheimer Disease

12 locations incl. Washington D.C.

Sponsor: Columbia University

Sex: All·Age: 55+·Accepts healthy volunteers

Code: NCT05010603·Recruiting

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Neuroimaging and Neuropsychological Outcomes in Urea Cycle Disorders

for Urea Cycle Disorders

1 location in Washington D.C.

Sponsor: Children's National Research Institute

Sex: All·Age: 7 - 50·Accepts healthy volunteers

Code: NCT02935283·Recruiting

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National Collaborative to Improve Care of Children With Complex Congenital Heart Disease

for Hypoplastic Left Heart Syndrome (HLHS)

61 locations incl. Birmingham

Sponsor: Children's Hospital Medical Center, Cincinnati

Sex: All·Age: Up to 15 Months

Code: NCT02852031·Recruiting

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Improving the Quality of Care for Adults With Inflammatory Bowel Disease

for Crohn's Disease

29 locations incl. Los Angeles

Sponsor: Dartmouth-Hitchcock Medical Center

Sex: All·Age: 18 - 99

Code: NCT02791854·Enrolling By Invitation

Development of Clinical Database of Individuals With Smith-Magenis Syndrome and Sleep Disturbances

for Sleep Disturbances in Smith-Magenis Syndrome

1 location in Washington D.C.

Sponsor: Vanda Pharmaceuticals

Sex: All·Age: 3 - 65

Code: NCT03154697·Recruiting

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Left Atrial Appendage Occlusion Registry (LAAO Registry)

for Atrial Fibrillation

1 location in Washington D.C.

Sponsor: American College of Cardiology

Sex: All·Age: 18+

Code: NCT02699957·Recruiting

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Development and Validation of Patient Reported Outcome (PRO) Measures for Individuals With Neurofibromatosis 1 (NF1) and Plexiform Neurofibromas (pNFs)

for Neurofibromatosis 1

6 locations incl. Washington D.C.

Sponsor: National Cancer Institute (NCI)

Sex: All·Age: 5+·Accepts healthy volunteers

Code: NCT02544022·Recruiting

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Project: Every Child for Younger Patients With Cancer

for Adrenal Gland Pheochromocytoma

245 locations incl. Birmingham

Sponsor: Children's Oncology Group

Sex: All·Age: Up to 25

Code: NCT02402244·Recruiting

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Clinical and Genetic Evaluation of Individuals With Undiagnosed Disorders Through the Undiagnosed Diseases Network

for Genetic Disease

33 locations incl. Birmingham

Sponsor: National Human Genome Research Institute (NHGRI)

Sex: All·Age: 1 Month - 100·Accepts healthy volunteers

Code: NCT02450851·Recruiting

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Observational Study of Pediatric Rheumatic Diseases: The CARRA Registry

for Rheumatic Joint Disease

75 locations incl. Birmingham

Sponsor: Duke University

Sex: All·Age: Up to 21

Code: NCT02418442·Recruiting

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Genome Transplant Dynamics

for Thoracic Organ Transplantation

6 locations incl. Washington D.C.

Sponsor: National Heart, Lung, and Blood Institute (NHLBI)

Sex: All·Age: 14 - 80

Code: NCT02423070·Recruiting

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BBD Longitudinal Study of Osteogenesis Imperfecta

for Osteogenesis Imperfecta

11 locations incl. Phoenix

Sponsor: Baylor College of Medicine

Sex: All·Age: All ages

Code: NCT02432625·Recruiting

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Study to Determine the Pharmacokinetics and Pharmacodynamic Effects of Phenylephrine on BP Via IV

for Hypotension

10 locations incl. Wilmington

Sponsor: West-Ward Pharmaceutical

Sex: All·Age: 12 - 16·Accepts healthy volunteers

Code: NCT02323399·Phase 4·Recruiting

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Experimental Infection of Hookworm-naïve Adults With Dermally-applied Infectious Necator Americanus Hookworm Larvae

for Hookworm Infection

1 location in Washington D.C.

Sponsor: Baylor College of Medicine

Sex: All·Age: 18 - 45·Accepts healthy volunteers

Code: NCT01940757·Phase 1·Recruiting

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Multi-institutional Prospective Research of Expanded Multi-antigen Specifically Oriented Lymphocytes for the Treatment of VEry High Risk Hematopoietic Malignancies

for Relapsed/Refractory Hematopoietic Malignancies, Acute Myeloid Leukemia and MDS

2 locations incl. Washington D.C.

Sponsor: Catherine Bollard

Sex: All·Age: 6 Months - 80

Code: NCT02203903·Phase 1·Recruiting

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COPD Patient-Powered Research Network

for Chronic Obstructive Pulmonary Disorder

1 location in Washington D.C.

Sponsor: COPD Foundation

Sex: All·Age: 18+·Accepts healthy volunteers

Code: NCT02803242·Recruiting

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Blue Light Cystoscopy With Cysview® Registry

for Bladder Cancer

23 locations incl. Birmingham

Sponsor: Photocure

Sex: All·Age: 18+

Code: NCT02660645·Recruiting

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STS/ACC TVT Registry Mitral Module

for Mitral Valve Regurgitation

1 location in Washington D.C.

Sponsor: American College of Cardiology

Sex: All·Age: 1+·Accepts healthy volunteers

Code: NCT02245763·Recruiting

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Cancer Experience Registry (CER) for Cancer Patients and Caregivers

for Neoplasms

1 location in Washington D.C.

Sponsor: Cancer Support Community, Research and Training Institute, Philadelphia

Sex: All·Age: 18+·Accepts healthy volunteers

Code: NCT02333604·Recruiting

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Testing Docetaxel-Cetuximab or the Addition of an Immunotherapy Drug, Atezolizumab, to the Usual Chemotherapy and Radiation Therapy in High-Risk Head and Neck Cancer

for Oropharyngeal p16INK4a-Negative Squamous Cell Carcinoma

Drug: Atezolizumab

338 locations incl. Birmingham

Sponsor: National Cancer Institute (NCI)

Sex: All·Age: 18+

Code: NCT01810913·Phase 2, Phase 3·Recruiting

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Atypical Hemolytic-Uremic Syndrome (aHUS) Registry

for Atypical Hemolytic-Uremic Syndrome

9 locations incl. Aurora

Sponsor: Alexion Pharmaceuticals, Inc.

Sex: All·Age: All ages

Code: NCT01522183·Recruiting

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Tracking Results of Ablations to Combat AF Registry Generation 2

for Atrial Fibrillation

26 locations incl. Huntsville

Sponsor: AtriCure, Inc.

Sex: All·Age: 18+

Code: NCT05111015·Recruiting

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Multicenter Prospective Cohort Study on Current Treatments of Legg-Calvé-Perthes Disease

for Legg Calve Perthes Disease

28 locations incl. Birmingham

Sponsor: Texas Scottish Rite Hospital for Children

Sex: All·Age: 1 - 18

Code: NCT02040714·Enrolling By Invitation

Enroll -HD: A Prospective Registry Study in a Global Huntington's Disease Cohort

for Huntington's Disease

62 locations incl. Birmingham

Sponsor: CHDI Foundation, Inc.

Sex: All·Age: 18+·Accepts healthy volunteers

Code: NCT01574053·Recruiting

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STS/ACC Transcatheter Valve Therapy Registry (TVT Registry)

for Aortic Valve Stenosis

1 location in Washington D.C.

Sponsor: The Society of Thoracic Surgeons

Sex: All·Age: 18+

Code: NCT01737528·Recruiting

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Orphan Europe Carbaglu® Surveillance Protocol

for N-acetylglutamate Synthase (NAGS) Deficiency

3 locations incl. Washington D.C.

Sponsor: Nicholas Ah Mew

Sex: All·Age: All ages

Code: NCT03409003·Recruiting

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Safety Study of Unlicensed IND Cord Blood Units Manufactured by the National Cord Blood Program for Unrelated Transplantation

for Infusion Reactions

71 locations incl. Birmingham

Sponsor: New York Blood Center

Sex: All·Age: All ages

Code: NCT01656603·Phase 2·Recruiting

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Product Surveillance Registry

for Cardiac Rhythm Disorders

134 locations incl. Birmingham

Sponsor: Medtronic

Sex: All·Age: All ages

Code: NCT01524276·Recruiting

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A Multicenter Access and Distribution Protocol for Unlicensed Cryopreserved Cord Blood Units (CBUs)

for Hematologic Malignancies

142 locations incl. Birmingham

Sponsor: Center for International Blood and Marrow Transplant Research

Sex: All·Age: All ages

Code: NCT01351545·Recruiting

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ARPKD Database Study

for Hepato/Renal Fibrocystic Disease

6 locations incl. Washington D.C.

Sponsor: Children's Hospital of Philadelphia

Sex: All·Age: Up to 18

Code: NCT01401998·Recruiting

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The DC Cohort Longitudinal HIV Status Neutral Study

for HIV

14 locations incl. Washington D.C.

Sponsor: George Washington University

Sex: All·Age: All ages·Accepts healthy volunteers

Code: NCT01206920·Recruiting

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North American Mitochondrial Disease Consortium Patient Registry and Biorepository (NAMDC)

for Mitochondrial Disorders

16 locations incl. San Diego

Sponsor: Columbia University

Sex: All·Age: All ages·Accepts healthy volunteers

Code: NCT01694940·Recruiting

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Natural History Study of SCID Disorders

for Severe Combined Immunodeficiency (SCID)

39 locations incl. Birmingham

Sponsor: National Institute of Allergy and Infectious Diseases (NIAID)

Sex: All·Age: All ages

Code: NCT01186913·Enrolling By Invitation

Older Breast Cancer Patients: Risk for Cognitive Decline

for Cancer, Breast

1 location in Washington D.C.

Sponsor: Georgetown University

Sex: Female·Age: 60 - 105·Accepts healthy volunteers

Code: NCT03451383·Recruiting

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