Be a part of tomorrow's cures, today for ESSENTIAL TREMORS at CNS Healthcare Jacksonville - UNC

Susan Angel, MSN, APRN
Nurse Practitioner
With CNS Healthcare since 2007
"Our clinical research has helped so many people,
and I take a lot of pride in that."
Dr. Mark Joyce
Board Certified Psychiatrist
With CNS Healthcare since 2003
"My patients come first. Always."
Dr. Jeffrey Rommel
Joined CNS Healthcare in 2014
"Not all treatment options will work for everyone…
that’s where we come in.”
Dr. Fadi Chalhoub
Board Certified in Internal Medicine
Joined CNS Healthcare in 2012
"Helping people is the most rewarding feeling."
Dr. Nandita Jones
Board Certified Child, Adolescent and Adult Psychiatrist
Joined CNS Healthcare in 2008
"The people who volunteer for our studies
are what matters most to me."
Syed Asad, MD
Joined CNS Healthcare in 2022. "
"Clinical trials offer my patients an enhanced care option."
Sujeeta Dhakhwa, MSN, APRN, FNP-BC
Nurse Practitioner
With CNS Healthcare since 2012
"Diversity makes clinical trials better."
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Make An Appointment


Enrolling Trials

As always, our services are free of charge. Compensation is provided to all clinical trial participants along with a diagnostic work-up and comprehensive physical exam at no cost.


It’s easy to see if you qualify with a free 30-minute appointment at our Jacksonville, FL – UNC location.


Use the form on this page to schedule your free appointment. No health insurance is needed and there is no need for a referral.

Meet Jacksonville - UNC's Investigators

We are the premier clinical research organization serving North Florida and South Georgia. Our team has over 40 years of combined clinical research experience.

J. Mark Joyce, MD

Dr. Joyce became an investigator for CNS Healthcare of Jacksonville in September 2003. He earned his medical degree from the University Of Alabama School of Medicine and completed his psychiatry residency training at Emory University School of Medicine in 1992. Board certified in psychiatry, Dr. Joyce has extensive experience in the public mental health field and owned a private practice in Atlanta, Georgia prior to relocating to Jacksonville.
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Nandita Jones, MD

Dr. Jones joined CNS Healthcare in October of 2008. She was trained at Columbia University in New York, Johns Hopkins in Baltimore, and Memorial Sloan-Kettering Cancer Center in New York. She is Board Certified in both General Adult Psychiatry and Child/Adolescent Psychiatry.
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Fadi Chalhoub, MD

Dr. Chalhoub joined CNS Healthcare in October of 2012. He was trained at St. Joseph's Medical School, Lebanon and completed an internal medicine residency at Roosevelt Hospital, New York, NY as well as Mammers Hospital in France and Marsa Hospital in Tunisia. He is Board Certified in Internal Medicine.
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Syed Asad, MD

Susan Angel, MSN, APRN

Susan Angel has over 20 years of combined experience in direct clinical services and administration in healthcare settings. Her wide range of experience includes inpatient and outpatient treatment of populations with medical, mental health and substance abuse disorders.
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Jeff Rommel, Psy.D.

Dr. Jeffrey Rommel joined CNS Healthcare in 2014 as a Clinical Psychologist. He conducts initial diagnostic evaluations and ratings on patients who enter our trials. He earned his Bachelor's, Master's and Doctorate Degrees in Clinical Psychology at Wheaton College, Wheaton, IL, an American Psychological Association accredited program.
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Sujeeta Dhakwha, MSN

Research Team

Jerlita Asunto Pausche

Front Office Manager

Melissa McMahon, RN

Clinical Research Coordinator and Prescreener

Brett Gellers, MS, EdS, CCRP

Director of Clinical Operations

Lauren Tomlinson, BA, CCRP


Leigh Anne Whitaker, BSN, RN

Senior Project Manager/Clinical Research Nurse

Leticia Goodwin, BSN, RN

Senior Project Manager/Clinical Research Nurse

Melissa Pohle, RN

Regulatory/QA Specialist

Sandeep Jandir, MBBS

Senior Project Manager/Rater

Niketa Kamble, MBBS

Senior Project Manager/Rater

Karen Ivy Mae K Gabon, BSN, RN

Project Manager/Clinical Research Nurse

Domonique Holloway

Clinical Research Coordinator/Lab

Leticia Robinson, MSN, RN, CMSRN

Project Manager/Clinical Research Nurse

Elizabeth Sandoval, BS

Research Assistant

Emir Hadziavdic, BA

Research Assistant/EDC

Hailey Caswell, BS

Research Assistant

Harjot Kaur, BS

Research Assistant

Jamilla Sanders

Research Assistant/Lab

Rosemary Githiiyu, MSN, RN

Project Manager/Clinical Research Nurse

Aisia Quimbley, BS

Research Assistant

Brooke McFall, BSN, RN

Clinical Research Coordinator/Clinical Research Nurse

Stephany Vega, BS

Research Assistant

Dyshia Maxwell, BS

Research Assistant

Ashley Rich, BA

Director of Client Services

Jacksonville, FL

5200 Belfort Rd. Suite 420

Jacksonville, FL 32256

Call Us: (904) 281-5757

Fax Us: (904) 281-5758