

Meet our Physicians


Richard Ahn, M.D. | Board Certified Neurologist
Dr. Richard Ahn has been delivering expert neurological care since 1995. He earned his medical degree from the University of Texas Medical Branch at Galveston and completed his residency at UCLA Medical Center.
Dr. Ahn specializes in diagnosing and treating a wide range of neurological conditions, including memory loss, stroke, carpal tunnel, epilepsy, migraines, neuropathy, vertigo, Parkinson’s disease, restless leg syndrome, tremors, and spine disorders.
He provides comprehensive services, including consultations, EEGs, NCV/EMG testing, and vascular studies, to ensure personalized and effective care for every patient.

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Rosa Luna, N.P. | Nurse Practitioner
Rosa Luna earned her Master of Science from Texas Woman’s University in 2012. A Registered Nurse since 1989 and a Critical Care RN since 1994, she reached a significant milestone in 2010 by obtaining her Nurse Practitioner license, further advancing her ability to provide expert and compassionate care across diverse patient settings.

DNS Physicians
David Chen M.D. Office 214-943-5001
Yong He M.D. Office 214-943-3681
Nian Wang M.D. PhD. Office 214-943-8887
