Paid Clinical Trials in Walnut Creek, CA

As of August 2026, 179 paid clinical trials are recruiting in Walnut Creek, California. 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: August 10, 2026.

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170 clinical trials

HYDRAFIL-D: HYDRogel Augmentation For Intervertebral Lumbar Discs

for Degenerative Disc Disease (DDD)

Sites in Walnut Creek, Santa Monica +12 more locations

Sponsor: ReGelTec, Inc.

Sex: All·Age: 22 - 85

Code: NCT06011551·Recruiting·Listed Aug 2023

Apply to this trial

Registry on NeVa VS for CerebraL VAsospasm ManagemenT in Post SAH PatiEnts

for Cerebral Vasospasm

Sites in Walnut Creek, Burbank +14 more locations

Sponsor: Vesalio

Sex: All·Age: 22+

Code: NCT06893588·Recruiting·Listed Mar 2025

Apply to this trial

A Study to Learn About a Vaccine Against E Coli in Healthy Adults

for Healthy Participants

Sites in Walnut Creek, Anaheim +9 more locations

Sponsor: Pfizer

Sex: All·Age: 18 - 64·Accepts healthy volunteers

Code: NCT07122986·Phase 1·Recruiting·Listed Aug 2025

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STOP-HAE: A Phase 3 Study of ADX-324 in HAE

for Hereditary Angioedema

Sites in Walnut Creek, San Diego +13 more locations

Sponsor: ADARx Pharmaceuticals, Inc.

Sex: All·Age: 18+

Code: NCT06960213·Phase 3·Recruiting·Listed May 2025

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A Single Dose of BRTX 100 for Patients With Chronic Lumbar Disc Disease (cLDD)

for Lumbar Disc Disease

Sites in Walnut Creek, Santa Monica +12 more locations

Sponsor: BioRestorative Therapies

Sex: All·Age: 18+

Code: NCT04042844·Phase 2·Recruiting·Listed Aug 2019

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A Study Evaluating Disease Characteristics and Outcomes in Participants With Asthma in Routine Clinical Practice

for Asthma

Sites in Walnut Creek, California City +49 more locations

Sponsor: Sanofi

Sex: All·Age: 6+

Code: NCT07556159·Recruiting·Listed Apr 2026

Apply to this trial

ROME GS System Study

for Diabetes

Sites in Walnut Creek, Escondido +2 more locations

Sponsor: Senseonics, Inc.

Sex: All·Age: 18+

Code: NCT07518004·Recruiting·Listed Apr 2026

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Prospective External Control Cohort In Patients With Newly Diagnosed Advanced or Metastatic EGFR Mutant Non-Small Cell Lung Cancer

for Non Small Cell Lung Cancer

Sites in Walnut Creek, Monterey +7 more locations

Sponsor: N-Power Medicine

Sex: All·Age: 18+

Code: NCT07028489·Recruiting·Listed Jun 2025

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MMA Embolization for Refractory Chronic Migraine

for Migraine Disorders

Sites in Walnut Creek +7 more locations

Sponsor: Cerenovus, Part of DePuy Synthes Products, Inc.

Sex: All·Age: 18 - 65

Code: NCT06735833·Recruiting·Listed Dec 2024

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A Phase 2 Efficacy and Safety Study of GAL-101, 2% Ophthalmic Solution in Non-foveal Geographic Atrophy Secondary to Non-neovascular AMD

for Geographic Atrophy of the Macula

Sites in Walnut Creek & Beverly Hills

Sponsor: Galimedix Therapeutics Inc

Sex: All·Age: 55+

Code: NCT06659549·Phase 2·Recruiting·Listed Oct 2024

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Accuracy and Precision of the Continuous Glucose Monitoring System 'CareSens Air 3' in Adult Patients With T1DM

for Type 1 Diabetes Mellitus

Sites in Walnut Creek, Escondido +2 more locations

Sponsor: i-SENS, Inc.

Sex: All·Age: 18 - 65

Code: NCT07296276·Recruiting·Listed Dec 2025

Apply to this trial

Pharmacokinetic and Early Efficacy of OPT101 in Patients With Type 1 Diabetes Mellitus

for Type I Diabetes

Sites in Walnut Creek +4 more locations

Sponsor: Op-T LLC

Sex: All·Age: 18 - 50

Code: NCT06964087·Phase 2·Recruiting·Listed May 2025

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A Clinical Trial to Assess the Efficacy, Safety, and Tolerability of a Repeat Dose of Fasedienol Nasal Spray for the Acute Treatment of Anxiety in Adults With Social Anxiety Disorder

for Social Anxiety Disorder

Sites in Walnut Creek, Sherman Oaks +5 more locations

Sponsor: VistaGen Therapeutics, Inc.

Sex: All·Age: 18 - 65

Code: NCT06809179·Phase 2·Recruiting·Listed Feb 2025

Apply to this trial

Urine Metabolites in the Diagnosis of Disease

for Colorectal Cancer

Sites in Walnut Creek, Santa Monica & Encinitas

Sponsor: Luventix, Inc.

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

Code: NCT06710067·Recruiting·Listed Nov 2024

Apply to this trial

Local Cerebral Oxygenation in Chronic Pain Patients Utilizing Spinal Cord Stimulation

for Chronic Pain

1 location in Walnut Creek

Sponsor: CereVu Medical, Inc.

Sex: All·Age: 18+

Code: NCT06559735·Recruiting·Listed Aug 2024

Apply to this trial

Evaluating the Addition of Adjuvant Chemotherapy to Ovarian Function Suppression Plus Endocrine Therapy in Premenopausal Patients With pN0-1, ER-Positive/HER2-Negative Breast Cancer and an Oncotype Recurrence Score Less Than or Equal to 25

for Breast Cancer

Sites in Walnut Creek, Mountain View +1098 more locations

Sponsor: NRG Oncology

Sex: Female·Age: 18 - 60

Code: NCT05879926·Phase 3·Recruiting·Listed May 2023

Apply to this trial

Testing the Addition of a Type of Drug Called Immunotherapy to the Usual Chemotherapy Treatment for Non-small Cell Lung Cancer, an ALCHEMIST Treatment Trial (Chemo-IO [ACCIO])

for Lung Non-Small Cell Carcinoma

Sites in Walnut Creek, Mountain View +631 more locations

Sponsor: National Cancer Institute (NCI)

Sex: All·Age: 18+

Code: NCT04267848·Phase 3·Recruiting·Listed Feb 2020

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Colon Adjuvant Chemotherapy Based on Evaluation of Residual Disease

for Stage III Colon Cancer

Sites in Walnut Creek, Mountain View +913 more locations

Sponsor: NRG Oncology

Sex: All·Age: 18+

Code: NCT05174169·Phase 2, Phase 3·Recruiting·Listed Dec 2021

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Pembrolizumab vs. Observation in People With Triple-negative Breast Cancer Who Had a Pathologic Complete Response After Chemotherapy Plus Pembrolizumab

for Anatomic Stage II Breast Cancer AJCC v8

Sites in Walnut Creek, Oakland +777 more locations

Sponsor: Alliance for Clinical Trials in Oncology

Sex: All·Age: 18+

Code: NCT05812807·Phase 3·Recruiting·Listed Apr 2023

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mFOLFIRINOX Versus mFOLFOX With or Without Nivolumab for the Treatment of Advanced, Unresectable, or Metastatic HER2 Negative Esophageal, Gastroesophageal Junction, and Gastric Adenocarcinoma

for Advanced Esophageal Adenocarcinoma

Drug: Nivolumab

Sites in Walnut Creek, Mountain View +630 more locations

Sponsor: Alliance for Clinical Trials in Oncology

Sex: All·Age: 18+

Code: NCT05677490·Phase 3·Recruiting·Listed Jan 2023

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ShortStop-HER2: 12 Months vs. 6 Months of HER2-targeted Medications for People With HER2+ Breast Cancer Who Had a Pathologic Complete Response After Chemotherapy Plus Trastuzumab

for Anatomic Stage I Breast Cancer AJCC v8

Sites in Walnut Creek, Oakland +591 more locations

Sponsor: Alliance for Clinical Trials in Oncology

Sex: All·Age: 18+

Code: NCT06876714·Phase 3·Recruiting·Listed Mar 2025

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Collecting Blood Samples From Patients With and Without Cancer to Evaluate Tests for Early Cancer Detection

for Acute Lymphoblastic Leukemia

Sites in Walnut Creek, Martinez +616 more locations

Sponsor: Alliance for Clinical Trials in Oncology

Sex: All·Age: 40 - 75·Accepts healthy volunteers

Code: NCT05334069·Recruiting·Listed Apr 2022

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Testing Olaparib for One or Two Years, With or Without Bevacizumab, to Treat Ovarian Cancer

for Fallopian Tube Endometrioid Adenocarcinoma

Drug: Bevacizumab

Sites in Walnut Creek, Mountain View +653 more locations

Sponsor: NRG Oncology

Sex: All·Age: 18+

Code: NCT06580314·Phase 3·Recruiting·Listed Aug 2024

Apply to this trial

Osimertinib With or Without Bevacizumab as Initial Treatment for Patients With EGFR-Mutant Lung Cancer

for Advanced Lung Non-Squamous Non-Small Cell Carcinoma

Drug: Bevacizumab

Sites in Walnut Creek, Oakland +325 more locations

Sponsor: National Cancer Institute (NCI)

Sex: All·Age: 18+

Code: NCT04181060·Phase 3·Recruiting·Listed Nov 2019

Apply to this trial

Inotuzumab Ozogamicin and Frontline Chemotherapy in Treating Young Adults With Newly Diagnosed B Acute Lymphoblastic Leukemia

for B Acute Lymphoblastic Leukemia

Sites in Walnut Creek, Oakland +153 more locations

Sponsor: Alliance for Clinical Trials in Oncology

Sex: All·Age: 18 - 39

Code: NCT03150693·Phase 3·Recruiting·Listed May 2017

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Testing the Role of DNA Released From Tumor Cells Into the Blood in Guiding the Use of Immunotherapy After Surgical Removal of the Bladder, Kidney, Ureter, and Urethra for Urothelial Cancer Treatment, MODERN Study

for Muscle Invasive Bladder Urothelial Carcinoma

Sites in Walnut Creek, Oakland +445 more locations

Sponsor: National Cancer Institute (NCI)

Sex: All·Age: 18+

Code: NCT05987241·Phase 2, Phase 3·Recruiting·Listed Aug 2023

Apply to this trial

A Study to Compare Two Surgical Procedures in Individuals With BRCA1 Mutations to Assess Reduced Risk of Ovarian Cancer

for Ovarian Carcinoma

Sites in Walnut Creek, Oakland +479 more locations

Sponsor: NRG Oncology

Sex: Female·Age: 35 - 50

Code: NCT04251052·Recruiting·Listed Jan 2020

Apply to this trial

E-Mindfulness Approaches for Living After Breast Cancer

for Breast Cancer

Sites in Walnut Creek, Oakland +372 more locations

Sponsor: NRG Oncology

Sex: All·Age: 18 - 50

Code: NCT06748222·Phase 3·Recruiting·Listed Dec 2024

Apply to this trial

Lenalidomide, and Dexamethasone With or Without Daratumumab in Treating Patients With High-Risk Smoldering Myeloma

for Smoldering Plasma Cell Myeloma

Drug: Daratumumab

Sites in Walnut Creek, Martinez +486 more locations

Sponsor: ECOG-ACRIN Cancer Research Group

Sex: All·Age: 18+

Code: NCT03937635·Phase 3·Recruiting·Listed May 2019

Apply to this trial

MYELOMATCH: A Screening Study to Assign People With Myeloid Cancer to a Treatment Study or Standard of Care Treatment Within myeloMATCH (MyeloMATCH Screening Trial)

for Acute Myeloid Leukemia

Sites in Walnut Creek, Oakland +327 more locations

Sponsor: National Cancer Institute (NCI)

Sex: All·Age: 18+

Code: NCT05564390·Phase 2·Recruiting·Listed Oct 2022

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Mobile Health for Adherence in Breast Cancer Patients

for Anatomic Stage IV Breast Cancer AJCC v8

Sites in Walnut Creek, Martinez +457 more locations

Sponsor: ECOG-ACRIN Cancer Research Group

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

Code: NCT06112613·Recruiting·Listed Nov 2023

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A Study to Compare Standard Therapy to Treat Hodgkin Lymphoma to the Use of Two Drugs, Brentuximab Vedotin and Nivolumab

for Lugano Classification Limited Stage Hodgkin Lymphoma AJCC v8

Drug: Nivolumab

Sites in Walnut Creek, Oakland +376 more locations

Sponsor: National Cancer Institute (NCI)

Sex: All·Age: 5 - 60

Code: NCT05675410·Phase 3·Recruiting·Listed Jan 2023

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Immunotherapy After Surgery for People Who Have No Remaining Cancer Cells After Standard Treatment for Early-Stage Non-Small Cell Lung Cancer, INSIGHT Trial

for Lung Non-Small Cell Carcinoma

Sites in Walnut Creek, Oakland +265 more locations

Sponsor: National Cancer Institute (NCI)

Sex: All·Age: 18+

Code: NCT06498635·Phase 3·Recruiting·Listed Jul 2024

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Evaluating the Impact of Social and Genetic Factors on Outcomes in Adolescent and Young Adult Cancer Survivors

for Hodgkin Lymphoma

Sites in Walnut Creek, Martinez +403 more locations

Sponsor: ECOG-ACRIN Cancer Research Group

Sex: All·Age: 18+

Code: NCT06002828·Recruiting·Listed Aug 2023

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Venetoclax and HMA Treatment of Older and Unfit Adults With FLT3 Mutated Acute Myeloid Leukemia (AML) (A MyeloMATCH Treatment Trial)

for Acute Myeloid Leukemia

Drug: Venetoclax

Sites in Walnut Creek, Oakland +220 more locations

Sponsor: National Cancer Institute (NCI)

Sex: All·Age: 18+

Code: NCT06317649·Phase 2·Recruiting·Listed Mar 2024

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Testing the Addition of Docetaxel (Chemotherapy) to the Usual Treatment (Hormonal Therapy and Apalutamide) for Metastatic Prostate Cancer, ASPIRE Trial

for Castration-Sensitive Prostate Carcinoma

Drug: Apalutamide

Sites in Walnut Creek, Oakland +193 more locations

Sponsor: Alliance for Clinical Trials in Oncology

Sex: Male·Age: 18+

Code: NCT06931340·Phase 3·Recruiting·Listed Apr 2025

Apply to this trial

Lung-MAP: A Master Screening Protocol for Previously-Treated Non-Small Cell Lung Cancer

for Previously Treated Non-Small Cell Lung Cancer

Sites in Walnut Creek, Mountain View +948 more locations

Sponsor: SWOG Cancer Research Network

Sex: All·Age: 18+

Code: NCT03851445·Phase 2, Phase 3·Recruiting·Listed Feb 2019

Apply to this trial

Cost Communication and Financial Navigation in Cancer Patients (COSTCOM)

for Malignant Solid Neoplasm

Sites in Walnut Creek, Martinez +363 more locations

Sponsor: ECOG-ACRIN Cancer Research Group

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

Code: NCT06295367·Recruiting·Listed Mar 2024

Apply to this trial

Adding Nivolumab to Usual Treatment for People With Advanced Stomach or Esophageal Cancer, PARAMUNE Trial

for Advanced Esophageal Adenocarcinoma

Drug: Nivolumab

Sites in Walnut Creek, Oakland +342 more locations

Sponsor: National Cancer Institute (NCI)

Sex: All·Age: 18+

Code: NCT06203600·Phase 2, Phase 3·Recruiting·Listed Jan 2024

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Measuring if Immunotherapy Plus Chemotherapy is Better Than Chemotherapy Alone for Patients With Aggressive Poorly Differentiated Sarcomas

for Metastatic Dedifferentiated Liposarcoma

Sites in Walnut Creek, Oakland +237 more locations

Sponsor: National Cancer Institute (NCI)

Sex: All·Age: 18+

Code: NCT06422806·Phase 3·Recruiting·Listed May 2024

Apply to this trial