About JEHM

Due to a superior commitment to quality, JEHM Clinical Research Group is quickly becoming a leader in clinical research in Southern California. JEHM also possesses connections to hospitals, research centers, and private clinical practices across Southern California that allows for timely recruitment to meet the needs of trials and programs. JEHM’s expertise in the areas of infectious disease, cardiology, nephrology, and palliative care enables its leading professional team to successfully execute all trials and programs.

In addition, JEHM’s exceptional research team has decades of combined experieince, and can guide patients and doctors through all steps of study implementation, while addressing concerns and needs of patients, providers, and regulatory agencies.

Founding Members

Erik Hernandez, Director of Clinical Research

Erik has several years’ experience conducting clinical research, and has co-founded multiple clinical research sites in the Southern California area. Erik specializes in pioneering new strategies to streamline the clinical trial process between doctors and patients, resulting in record growth and patient satisfaction across multiple clinical research sites. 


Hassan Bencheqroun, M.D., Medical Director

Dr. Bencheqroun is a native of Morocco and came to the United States to train in the fields of internal medicine, lung diseases, and critical care. Dr. Bencheqroun underwent specialized training in interventional pulmonology at Harvard University and Beth Israel Medical Center in Boston and became a specialist in: 1) interventional pulmonary disease, 2) state-of-the-art minimally invasive lung disease procedures and surgery, 3) the fields of lung cancer diagnosis and staging, 4) diagnosing airway obstructions and treating them with minimally invasive technology, and 5) right heart catheterizations for the diagnosis and treatment of pulmonary hypertension.

Dr. Bencheqroun was awarded the Patient’ Choice Award for 4 consecutive years.