Highland Park Medical Team

Paradigm Hormones Dallas/Highland Park Medical & Management Team

Medical Director

Dr. Wiliam Parker, MD, FACS

O ur Medical Director, William Parker, MD, FACS, is a board certified surgeon and Fellow of the American College of Surgeons. Previously, Dr. Parker was the Department of Surgery Chair at Mercy Memorial Health Center and the President of Ardmore Surgery Management.

Dr. Parker graduated Summa Cum Laude from Texas A&M University and then attended the University of Texas medical school. He completed his residency at Baylor University Medical Center in Dallas, TX.

Dr. Parker is an avid runner and cyclist, and in his spare time enjoys running marathons and hiking with his wife, Dr. Mary Parker. Dr. Parker and his wife ran nine marathons in 2015. They have three children, one living in the Dallas area and two living in Arkansas.

Dr. Parker is licensed to practice in the state of Texas.

Nurse Practitioner

Kim Johnson-Hamilton, CNP

K im is a Board Certified Nurse Practitioner through the American Academy of Nurse Practitioners and a member of Sigma Theta Tau National Honor Society. She received her Bachelor of Science from Texas Tech University, where she graduated Magna Cum Laude after receiving her RN from Oklahoma State University. She received her Masters degree from the University of Texas at Arlington.

Kim has a well rounded nursing background with experience in oncology, research, family practice and aesthetics. She enjoys being active and is a member of Texas Nurse Practitioner Association, North Texas Nurse Practitioner Association, and the American Nurse Association. In her free time, she enjoys going to the lake, working out, soaking up sunshine, and spending time with her family and friends.

Caerisaa Kirkland, BSN, RN


My passion is to educate, equip and empower individuals with information and resources they need to protect their health and fight disease. I have been a registered nurse for over 10 years, I have worked in both emergency medicine, and post-operative care. Currently I am student pursuing a Masters in Nursing, Family Nurse Practitioner @ Texas Woman’s University. I have been married for 19 years, I am a mother of 3 kids and a grandmother to 1 cute grandson. In my spare time I enjoy reading, listening to motivational tapes, spending time with family and friends, and being outdoors enjoying nature. I practice the art of being mindful daily with meditation and prayer.