top of page

About Primary Clinical Research

Primary Clinical Research Located Inside McGill Family Practice
PCP buidling.png

About our Clinical Research Office

Primary Clinical Research is bringing the future of clinical trials to the Omaha Metro Area. We run pharmaceutical clinical trials embedded in Dr. Lorrie McGill and Dr. Gregston Nelson's offices. Our team of researchers and medical professionals are dedicated to bringing research opportunities to the community with unmatched quality and patient-centric care.
We specialize in conducting clinical trials for new and innovative treatments. Our trials are conducted with the highest ethical standards, and we prioritize the safety and well-being of our participants. We believe that our work has the potential to improve the lives of millions of people around the world.

Providing you with the best researchers and medical professionals for the best care

Dr. Lorrie McGill, Principle Investigator
Dr. Lorrie McGill

Dr. Lorrie McGill is a board-certified family physician with over 14 years of experience in clinical research. She has conducted numerous clinical trials. Dr. McGill is dedicated to providing the highest quality care to her patients and to advancing medical knowledge through research.

Trisha Estes, Sub-Investigator
Trisha Estes, NP-C

Trisha is a certified Nurse Practitioner with over 3 years of experience. She has specialized in urgent care and orthopedics. Trisha is committed to providing compassionate care to her patients and to finding new, more effective treatments through clinical research. 

Dr. Nelson.png

Dr. Gregston Nelson

Dr. Gregston Nelson is a board-certified physician with over 10 years experience in clinical research.  He has conducted several clinical trials in a wide range of indications throughout the years.  Dr. Nelson is passionate about providing the best care and options to patients. 

Meet the Team

bottom of page