About
Dr. Sarah Taunton Marino grew up in Shreveport/Bossier City, Louisiana, and earned dual bachelor's degrees in Biology and Finance from Southern Methodist University in Dallas. She briefly worked in corporate IT and healthcare-related roles before pursuing medicine at the University of Texas Medical Branch in Galveston. She completed her Internal Medicine residency at Dell Medical School at UT Austin and earned board certification from the American Board of Internal Medicine in 2019. She participates in Maintenance of Certification and pursues ongoing education through the Institute of Functional Medicine.
After residency, Dr. Marino practiced perioperative medicine in a presurgical clinic and worked as a hospitalist at multiple Austin-area hospitals. She founded Marino Medica in 2022 and maintains hospital privileges. Her clinical interests include HRT for peri- and postmenopausal women, testosterone therapy, peptide therapy, gut health, thyroid conditions, and chronic disease management. She uses Genova Diagnostics for gut health investigation and DUTCH testing for in-depth hormone assessment. Dr. Marino also serves as a physician collaborator with NuroCoach and volunteers as a consulting doctor for the Abortion Pill Reversal Network. Her Christian faith guides how she practices medicine and runs her business. She and her husband Trent have three children.
Education & Training
Undergraduate
Southern Methodist University, B.S. Biology and B.S. Finance
Medical School
University of Texas Medical Branch (UTMB), Galveston
Residency
Internal Medicine, Dell Medical School at UT Austin
Additional Training
Continued Medical Education from the Institute of Functional Medicine
Certifications
Conditions Treated
Who is Dr. Marino right for?
Dr. Marino serves adults who want a physician invested in their long-term health. Patients managing chronic conditions like diabetes, hypertension, thyroid disorders, or high cholesterol benefit from her thorough, investigative approach. She works well with women navigating perimenopause or menopause who want thoughtful hormone therapy guidance. Patients interested in functional medicine, gut health, peptide therapy, or weight management will find her clinical scope a strong fit. She does not see patients under 18.
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Frequently Asked Questions
Dr. Marino treats a broad range of acute and chronic conditions in adults. Her chronic disease focus includes hypertension, type 2 diabetes, thyroid disorders, high cholesterol, migraines, anxiety, depression, asthma, COPD, mild autoimmune conditions, obesity, and insulin resistance. She also handles acute concerns like infections, rashes, allergies, abdominal pain, and urinary symptoms.
Yes. Dr. Marino holds board certification from the American Board of Internal Medicine, which she earned in 2019. She participates in Maintenance of Certification and continues her training through ongoing education from the Institute of Functional Medicine.
Dr. Marino earned her medical degree from the University of Texas Medical Branch in Galveston. She completed her Internal Medicine residency at Dell Medical School at UT Austin. Before medical school, she studied Biology and Finance at Southern Methodist University in Dallas.
Yes. Dr. Marino incorporates functional medicine philosophies into her diagnoses and treatment plans where applicable. She addresses food, exercise, sleep, and mental health with every patient. She uses Genova Diagnostics for gut health investigation and DUTCH testing for hormone evaluation. She views evidence-based medicine and functional medicine as complementary, not competing.
Yes. Dr. Marino prescribes HRT and encourages it for peri- and postmenopausal women. She also considers testosterone therapy for patients with confirmed low levels on lab testing. She prefers natural approaches to optimize hormone levels before turning to pharmaceuticals, and she does not insert testosterone pellets.
Dr. Marino offers peptide therapy consultations for patients with appropriate goals and health profiles. Common peptides she prescribes include Sermorelin/Ipamorelin, BPC157, CJC, GHK-Cu, and Tirzepatide. Each consult includes a physical exam, basic labs, and direct messaging access for the duration of therapy.
Yes. Before founding Marino Medica, Dr. Marino worked as a hospitalist at multiple hospitals throughout Austin. She also practiced in a presurgical perioperative clinic. She still maintains hospital privileges today.
No. Dr. Marino does not prescribe Schedule II through IV medications, including opioids, benzodiazepines, stimulants, or sedative-hypnotics. Patients who use these medications through another prescriber are still welcome to join the practice for primary care needs.
Dr. Marino takes an investigative approach to GI issues. She uses Genova Diagnostics testing to look into gut health and identify possible triggers of chronic disease. She offers a focused GI consultation package that includes an initial hour-long visit, Genova testing if appropriate, a follow-up visit, and direct messaging access.
Dr. Marino conducts all appointments in English.
Doctor profile last updated April 10, 2026