Dr. Nolen is Board Certified in Internal Medicine and practices with a lifestyle based, preventive approach to health.  He also treats a variety of chronic diseases such as high blood pressure, diabetes, obesity, metabolic syndrome, and high cholesterol.       

His preventative approach to treating the “whole” patient rather than individual symptoms, assists each patient in achieving his/her optimal health.



Dr. Ryan Nolen was born at Williams Air Force Base in Arizona, just outside of Phoenix. Growing up in a military family and living abroad for many years, he learned to appreciate the diversity of our world. At age 10, he moved to Southlake, TX where he attended Carroll schools from age 10-18.  In 1999, Dr. Ryan Nolen graduated from Carroll High School top ten in his class, excelling in academics, music, and varsity tennis.  He also developed a passion for golf, which he still has to this day! 

His mom, Beth is a registered nurse of 40 years and has worked in obstetrical/gynecological health most of her career. As a Board Certified Lactation Consultant, she operated a lactation service, Baby Business, in Dallas / Ft. Worth for 20 years.  She is currently Dr. Nolen’s nurse and office manager.  She has an enormous heart for people and inspired Dr. Nolen to go to medical school to become a doctor.


2003 | Graduated from Texas Christian University in Ft. Worth, receiving a Bachelors Degree in Business/Finance.

2012 | Graduated from Kansas City University of Medicine and Biosciences, KCUMB, in Kansas City, Missouri, becoming a Doctor of Osteopathic Medicine, D.O. 

2015 | Completed his 3 Year Internal Medicine Residency Program at St. Vincent Hospital in Indianapolis, IN; one of the largest referral/multi-specialty hospitals in the state of Indiana.  

2015  | Received his Board Certification in Internal Medicine from the American Board of Internal Medicine (ABIM)

'I think people really value a doctor that spends time with them.It's what's missing in healthcare."

- Dr. Ryan Nolen


At Achieve Health Internal Medicine in Euless, TX,  Dr. Ryan Nolen, D.O. prioritizes preventive care and wellness as his main treatment plan.  In addition to using traditional medical approaches, he incorporates holistic and natural treatments for disease and prevention.  Dr. Nolen’s approach addresses the root cause of disease and symptoms to avoid “band-aiding” your symptoms or condition with adding multiple pharmaceutical drugs.  Lifestyle medicine is very important to Dr. Nolen and should be a primary focus of disease treatment and prevention as well.  Dr. Nolen uses natural medical grade supplements to augment lifestyle changes to ensure health and wellness for all patients.  Dr. Nolen has extensive experience working with acute and chronic disease processes in both the hospital and office setting. He is a compassionate and caring physician who treats each of his patients with individualized care. 

Dr. Nolen truly values spending quality time with his patients to address their individual health issues, and to create a care plan in which the patient actively participates.  Through strong teamwork with his patients, Dr. Nolen believes the sky is the limit on maximizing overall health.