About the Doctors

Dorothy Cohen Serna, MD, CWP, FACP has been in private practice since 1998. She founded North Cypress Internal Medicine and Wellness, with the mission of providing superior, attentive and thoughtful care with a strong focus on Lifestyle Medicine and Wellness. Dr. Serna attended medical school at the University of South Florida and completed her Internal Medicine residency at Baylor College of Medicine in the Texas Medical Center in 1997. Dr. Serna is a Fellow with the American College of Physicians and as well is a Certified Wellness Practitioner. She is proud to serve as Chief Wellness Officer at North Cypress Medical Center Hospital.

Dr. Serna and her husband Carlos have four children. She enjoys fitness activities, reading and trying to keep up with her kids! She aims to be an excellent role model for the healthy lifestyles that are promoted in her medical practice. 

Kelly M. Englund, M.D. graduated from the University of Tennessee College of Medicine and completed her Internal Medicine residency in 2004 with the U.S. Air Force. She was formerly a staff physician at Lackland AFB's teaching hospital in San Antonio. She and her husband, Chris live in the Cypress area and stay busy enjoying their two young girls. In her spare time, she enjoys reading, golfing and spending time with her family.

Both Dr. Serna and Dr. Englund are Board Certified by the American Board of Internal Medicine.

Lea Ann Jackson, F.N.P., M.P.H.  is a certified family nurse practitioner. She attended nursing school at UTMB in Galveston and received graduate degrees at UTHSC in the Houston Medical Center. She is a native Houstonian. She enjoys spending time with her amazing family and being outdoors. She also enjoys reading about psychology, religion, and philosophy.