Sepehr Saberian, MD

Phoebe Griffin, MD earned her medical degree at University of Kansas School of Medicine in Kansas City in 2011 and then completed her OB/GYN residency at the University of California San Francisco at Fresno in 2016. Dr. Griffin is passionate about women's health and supporting women at various stages of their lives from adolescence, through pregnancy, to menopause and beyond. She provides a full spectrum of care, including well-woman exams, STI screening and treatment, prenatal and postpartum care, gynecologic surgeries, and treatment for abnormal uterine bleeding, PCOS, pelvic pain, and pelvic organ prolapse, among others. She joined Kelsey-Seybold in 2023.

Dr. Kathryn Tierling is a board-certified pediatrician and a Fellow of the American Academy of Pediatrics. She earned her Bachelor of Science in human biology at The University of Texas at Austin in 2009. She completed her master's in education coursework at the University of St. Thomas in Houston, Texas, in 2010. Dr. Tierling earned her medical degree at McGovern Medical School at The University of Texas Health Science Center at Houston in 2015. Dr. Tierling completed her Pediatrics residency at Our Lady of the Lake Children's Hospital in Baton Rouge, La., in 2018. Prior to joining Kelsey-Seybold, Dr. Tierling worked as a pediatrician and clinical director for the Westheimer location of Sunrise Pediatrics and Sunset Urgent Care and as a newborn rounding physician at HCA West Houston Hospital. Dr. Tierling joined Kelsey-Seybold in May 2022.

Dr. Faundra Armstrong completed her medical degree at Drexel University College of Medicine. After completing a fellowship in Gynecologic Oncology at Memorial Sloan Kettering in 2007, she completed her residency in Obstetrics and Gynecology at Lehigh Valley Health Network. Dr. Armstrong treats women of all ages for common gynecological issues and general obstetrics. Patients can schedule well-woman exams and appointments for contraception, management of abnormal PAP tests, preconception care, cancer screenings, and reproductive system disorders. Dr. Armstrong's clinical interests include the management of high-risk pregnancies complicated by diabetes, hypertension, hypothyroidism, obesity, and other comorbid conditions. She joined Kelsey-Seybold in 2023.