OUR STAFF
Board Certified Physicians, the highest quality comprehensive care
Our doctors are uniquely trained in both Internal Medicine and Pediatrics. They are specialists for both children and adults. They are dedicated to providing the most complete, detailed, and personable care to family members of all ages, including newborns, children, teens and adults.
Dr. Glenn Davis
MD
Dr Davis is Co-Founder of Cypress Physicians Association. He is Board Certified in Internal Medicine and Pediatrics.
Dr Davis graduated Magna Cum Laude in Biochemistry from Texas A & M University. He received his MD from Baylor College of Medicine where he graduated in the top quarter of his class.
He completed his residency in Internal Medicine/Pediatrics at Baylor College of Medicine. During his last year, he was Chief Resident for the combined Internal Medicine/Pedriatric residency program at Baylor College of Medicine.
In 2001, Dr Davis began his practice with MacGregor Medical Association at its Willowbrook location. In nine months he became the clinic’s Senior Physician as well as Director of its Inpatient Services at Methodist Willowbrook Hospital.
Next, in 2002 Dr Davis Co-founded Cypress Physicians Association, a comprehensive Primary Care medical clinic that serves families throughout Northwest Houston.
Dr Davis was awarded Methodist Willowbrook Physician of the year in 2007 and 2008. In 2009 he was named one of Americas top doctors by the Consumer Research Council. In 2010 he was named to the prestigious Aggie 100 honoring the most rapidly growing Aggie owned businesses in the world.
Dr Davis currently sees patients at each of his offices.
Dr. Kathryn F. Ziegler
MD
Dr. Kathryn Ziegler majored in Biomedical Engineering and graduated Summe cum Laude from Texas A&M University in 1998. She attended Baylor College of Medicine, where she was a member of the Texas Academy of Internal Medicine Preceptorship Program and a Mentor in the Peer Resource Network.
After graduating from her medical program in 2003, Dr. Ziegler stayed at Baylor College of Medicine to complete her residency in Internal Medicine and Pediatrics. During that time, she became the Chief Resident of Internal Medicine-Pediatrics, a member of the Pediatrics Residency Curriculum Committee, and a Mentor for the Internal Medicine Resident’s Assistance Program.
Dr. Ziegler has received honorary recognition from many sources, including Texas A&M University Honors and several Letters of Commendation from Texas Children’s Hospital. She is volunteer Board Member of the Community of the Streets, and she was a Resident Advisor for the Reach out and Read program based out of Martin Luther King Health. She is also a member of the American Academy of Pediatrics and the American College of Physicians.
Dr. Ziegler joined Cypress Physicians Association in August 2007 and considers it a great joy to treat patients from infants to elderly.
Dr. Zielger enjoys time cooking and camping with her husband and children. She and her family are active members of Trinity Espiscopal Church in mid-town Houston. Dr. Ziegler enjoys teaching Sunday school to elementary children.
Dr. Jessica Brooks Anderson
MD
Dr. Jessica Brooks Anderson grew up in Bastrop, Texas, a small town outside of Austin. She attended Texas A&M University and graduated with a Bachelor of Science cum laude in Biochemistry and Genetics. She also received University and Foundation Honors and was recognized with the Margaret Rudder Award for community service. Dr. Anderson completed medical school in Galveston at the University of Texas Medical Branch and received the Tanya Johnson Memorial Award for service to children. She remained at UTMB for her residency training in Internal Medicine and Pediatrics, which she chose as a result of her love of continuity of care. “I truly enjoy the ability to serve all members of the family and promote their health with knowledge of medical issues spanning the spectrum of life from newborns to the elderly.” Dr. Anderson served as the Internal Medicine-Pediatrics Chief Resident in her final year of residency and then joined Cypress Physicians Association in the fall of 2008. “I consider myself to be a very good listener, and I pride myself on taking time with my patients. I find it a privilege to know my patients and their families on very personal level.”
In her spare time Dr. Anderson enjoys spending time with her family. She and her husband and her teenage son are often found on a golf course! When not there, she may be found visiting with her handicapped mother who lives nearby in an assisted-living home or helping her elderly father who also lives with them. She is a member of St. Dunstan’s Episcopal Church, where she helps coordinate and participate in annual medical mission trips to the Batey’s surrounding La Romana, Dominican Republic.
Dr. Christina St. Michel
MD
Dr. Christina St. Michel joined Cypress Physicians in 2018. She is Board Certified in Family Medicine and has a Masters in International Health. She graduated with a degree in Biology at MIT in 1999. She attended Baylor College of Medicine and graduated 2003. She completed her residency in Family Medicine in 2006 with Memorial Family Medicine in Houston where she served as Chief Resident in her final year.Se has completed
Dr St. Michel worked as a hospitalist at Memorial Hermann and then spent several years as an Assistant Professor teaching at Baylor College of Medicine. She spent three years as a missionary in South Sudan prior to joining Cypress Physician.
Dr. Sharon McGrath
MD
Dr. Sharon McGrath grew up in Austin, TX. Her father took her on many budget adventures around the world at a young age, which inspired her interest in family medicine and desire to provide comprehensive care.
While completing undergrad in California, she met her future husband through an online gaming community. She returned to Texas for medical school at Texas Tech Health Sciences Center School of Medicine in Lubbock and the Permian Basin out in west Texas. She married her husband after medical school, and their first daughter was born in Fort Worth during residency at John Peter Smith Hospital. She moved north of Houston in 2018 to be closer to family. Her second child, a boy, was born in summer 2019. She joined Cypress Physician Association, a small private practice in Spring, Texas, in 2020, and has since had 2 more wonderful boys.
Board certified in Family Medicine, she has a passion for providing birth-to-death care. Her specific interests are women’s health and mental health. Outside of medicine, she enjoys travel, trying unique cuisines, board games, sci-fi and fantasy books, gardening (perhaps more accurately: attempting to keep plants from dying), and doing all of the aforementioned things with her burgeoning family.
Jacklyn Eyre, PA-C
Physicians Assistant
Meet Jacklyn Eyre, a dedicated and highly skilled Physician Assistant with a passion for healthcare and aesthetics. She embarked on her academic journey at Texas Tech University, graduating with honors with a Bachelor of Science in Biochemistry and Molecular Biology. Continuing her pursuit of excellence, she obtained her Master’s degree in Physician Assistant Studies from the prestigious University of Texas Medical Branch.
Certified by the National Commission on Certification of Physician Assistants, Jacklyn has honed her expertise over the years. Her valuable experience includes working at the University of Texas Health Science Center before finding her place at Cypress Physicians Association, where she currently serves patients with utmost care and dedication.
While her professional focus revolves around all aspects of primary care, Jacklyn has a particular interest in aesthetics. Her patients benefit from her expertise, enhancing their well-being and confidence.
Beyond her professional life, Jacklyn cherishes the time spent with her beloved family, finding balance through regular workouts, and indulging in memorable vacations, especially in Canada. With her compassionate approach and passion for her patients, Jacklyn continues to make a positive impact on her patients’ lives.
Melinda Guerry, PA-C
Physicians Assistant
Melinda Guerry has joined our group at our North Cypress location. She attended the University of Texas Medical Branch at Galveston for her Masters of Physician Assistant Studies. Melinda also attended the University of Nebraska – Lincoln where she graduated magna cum laude in Chemical Engineering.
Lindsey Lowe, PA-C
Physician Assistant
Lindsey Lowe has joined our group as a Physician Assistant at our Spring Woods location and is able to provide care to the whole family.
A central Texas native, she obtained her Masters of Physician Assistant Studies from The University of Findlay in Ohio after graduating Magna Cum Laude from Texas Tech with her bachelor’s degree in exercise sports science. She loves to spend her spare time outdoors, trying new restaurants, or playing with her beloved Weimaraner, Wrigley. She is excited to be a part of CPA!
Claire Chou , PA-C
Physician Assistant
Claire Chou, board-certified Physician Assistant, grew up in Los Angeles, California. She graduated with honors from Chapman University with a degree in Health Sciences and a minor in Nutrition, which sparked her interest in preventive care and overall wellness. Starting out as an EMT, Claire loved the fast pace and hands-on nature of the work, which inspired her to pursue further training at Bethel University in Tennessee, where she earned a Master’s in Physician Assistant Studies.