About
Dr. Delaine Mueller is a board-certified Family Medicine physician with over 25 years of clinical experience. S. in Biomedical Science from Texas A&M University before completing her medical degree at McGovern Medical School at UT Health Houston. Her residency in Family Medicine took place at John Peter Smith Hospital in Fort Worth. She later pursued a Stanford Nutrition Science certificate and additional training in functional medicine.
Dr. Mueller built Thriving Life Clinic around a belief that medicine should function as a genuine partnership. She is passionate about helping adults navigate hormonal shifts, metabolic challenges, and cognitive changes with clarity and confidence. Her approach relies on testing, tracking, and adjusting, never guessing. Outside the clinic, she has committed over a decade to CrossFit, competed in triathlons and endurance races, holds a black belt in Krav Maga, and regularly mountain bikes, skis, hikes, and rucks alongside her dog. She currently participates in an Alzheimer's study and has been married for over 30 years. Originally from Dallas, she now serves the Bee Cave and greater Austin community.
Education & Training
Undergraduate
Texas A&M University, B.S. Biomedical Science
Medical School
McGovern Medical School at UT Health Houston
Residency
Family Medicine, John Peter Smith Hospital, Fort Worth
Additional Training
Stanford Nutrition Science certificate; additional training in functional medicine
Certifications
Conditions Treated
Who is Dr. Mueller right for?
Dr. Mueller is a strong fit for adults 40 and older who want a proactive, data-driven approach to health. She works especially well with patients navigating hormonal changes, including perimenopause, menopause, or low testosterone. Patients dealing with metabolic dysfunction, insulin resistance, brain fog, or weight management benefit from her root-cause focus. Active adults who want fitness testing and personalized exercise and nutrition plans also find a natural home here.
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Frequently Asked Questions
Dr. Mueller treats a wide range of adult health concerns. Her clinical focus covers hormonal imbalances, perimenopause, menopause, low testosterone, adrenal fatigue, metabolic dysfunction, insulin resistance, prediabetes, Type 2 diabetes, thyroid disorders, hypertension, high cholesterol, weight management, brain fog, cognitive decline, osteoporosis, cardiovascular disease, and sleep disruption, among others.
Yes. Dr. Mueller holds board certification in Family Medicine. She trained at John Peter Smith Hospital in Fort Worth and earned her medical degree from McGovern Medical School at UT Health Houston.
Dr. Mueller treats hormonal shifts as real, identifiable, and addressable. She uses advanced lab panels to assess hormone levels and builds individualized treatment plans, including bioidentical hormone therapy where appropriate. Her goal is to help patients understand what is changing and create a plan that supports how they want to live.
Yes. Dr. Mueller partners with IntellxxDNA to offer genomics testing for precision disease prevention and cellular longevity optimization. Genetic testing is included in the Premium membership tier and available as a standalone service.
Dr. Mueller offers in-house DEXA scans, VO2 Max testing, and Resting Metabolic Rate testing. She uses these results to build personalized exercise and nutrition plans grounded in each patient's actual physiology.
Dr. Mueller holds a Stanford Nutrition Science certificate alongside her Family Medicine training and functional medicine background. She integrates nutrition counseling into her metabolic and longevity care plans.
Yes. Dr. Mueller offers both virtual and in-office visits to members. Telehealth appointments give patients direct access to her without requiring an in-person trip to Bee Cave.
Yes. Dr. Mueller currently participates in an Alzheimer's study, reflecting her clinical interest in cognitive health and early prevention of neurological decline.
Dr. Mueller tests first and treats based on data. She uses advanced lab panels covering metabolic markers, inflammatory markers, micronutrients, and hormone levels to identify root causes rather than treating symptoms in isolation. She then builds personalized nutrition and lifestyle plans around those findings.
Doctor profile last updated June 11, 2026