Our Team

Meet Our Physicians & Practitioners

Ryan J. Bannon, M.D., F.A.C.O.G.

Dr. Bannon was born in El Paso, Texas and attended Eastwood High School where he swam competitively. Prior to attending college, he traveled to Kenya with the Texas Baptist Young Men where he assisted in the construction of four churches. He attended Baylor University and graduated with a BA degree in biology. He then moved ninety minutes southeast to College Station, Texas where he attended Texas A&M University College of Medicine and obtained his Doctor of Medicine degree. During medical school, he traveled to a remote section of Ghana and worked at Baptist Medical Centre, Nalerigu.

Dr. Bannon did his residency in obstetrics and gynecology at the University of Oklahoma Health Sciences Center. While at OU, Dr. Bannon met and married Dr. Winfrey. They share a daughter named Bailey, and two sons, Asher and Levi. Other than spending time with his family, Dr. Bannon enjoys reading, travel and watching his Baylor Bears play.

Gradie E. Moore, M.D., F.A.C.O.G.

As a military brat, Dr. Moore has had the opportunity to live in other states and countries before coming to call Sheppard AFB and Wichita Falls her home. She is a graduate of Hirschi High School and then went on to graduate magna cum laude from Grambling State University. Initially a political science major, it was her own first pregnancy and the care that she received that sparked her interest in Obstetrics & Gynecology. Her desire to pursue this path was further solidified during her medical school training at University of Texas Medical Branch in Galveston. “In this field, women entrust in me the care of them during their most intimate times; from the miracle of childbirth and then transitioning through different stages in their life…besides being a mother myself, there is no greater honor.” Dr. Moore completed her residency at the UTMB-Galveston and has decided to return to her hometown community.

In her spare time she enjoys going to church, shopping, music, movies, exercising, and most importantly, spending time with her family which includes: children Aric, Hayden, Aniyah.

Mandy L. Winfrey, M.D., F.A.C.O.G.

Dr. Winfrey is a Wichita Falls native. She received her bachelor’s degree with honors from Texas A&M University before graduating with her medical degree from UT Houston Medical School. During medical school, Dr. Winfrey had a wonderful experience with several patients on her OB/Gyn rotation which opened her eyes to this specialty. The central attraction to this field for her is the relationships that develop with the patients. It is a blessing to be able to share in the journey of pregnancy with a woman as she prepares to welcome a new life into the world. It is also rewarding to care for women at different stages of their lives, helping them to transition through each phase. “It is an honor that women will confide in me and allow me to participate in their healthcare.”

Dr. Winfrey went on to pursue her training in OB/Gyn at OU Health Sciences Center in Oklahoma City, OK. where she completed her residency in 2002. While there, she met her husband, Ryan Bannon, M.D also an OB/Gyn, and they were married in 2004. After completing residency, Dr. Winfrey relocated to Wichita Falls, eager to return to her hometown community. She and her husband have a daughter and two sons. They enjoy raising their family here. Dr. Winfrey enjoys jogging, reading, spending time with her family and being involved with church and supporting the teen ministry Young Life.

James W. Van Riper, DO

Dr. James Van Riper graduated from Kansas City University of Physicians and Surgeons in 1997. Dr. Van Riper specializes in OBGYN / Obstetrics & Gynecology and Osteopathic Medicine.

Tessa Yates, C.N.M., W.H.N.P.

Tessa has lived in North Texas her entire life. She grew up in and graduated from Windthorst High School where she participated in all activities from sports to 4-H. She went on to graduate from Midwestern State University with a nursing degree in 2009 and went to work in Labor and Delivery for URHCS. She then obtained her Master’s of Science Degree from Georgetown University and certifications in Midwifery and Women’s Health. She is married to Jace Yates, and they have one son, Jude.

Tessa is passionate about providing holistic care to women of all ages and is looking forward to bringing the option of nurse midwifery care to the North Texas area.

Joey Walker, NP-C

Joey was born and raised in Saint Louis Missouri. She grew up swimming on her city's swim team and played soccer for 5 years. After graduating from Deaconess College of Nursing in 2004 she then joined the United States Air Force as an Officer. She went through the Perinatal Course in the USAF and worked labor anddelivery for 4 of her 5 years at Travis AFB in California. While at Travis, she earned her Masters in Nursing in Education in 2008 from Walden University, and was able to teach the Nurse Transition Program for New Air Force Nurses. Upon getting Married in 2009 the AF took her to Fort Bragg in North Carolina where sheworked as an Emergency Room Nurse and was a clinical instructor for the local colleges LVN and ADN Nursing program for 2 years. She then was lucky enough to move to Wichita Falls where she worked at the local Emergency Room and URHCS in Postpartum. She graduated with her Post Masters Certificate in FamilyPractice from The University of Cincinnati Ohio in December 2019. She has two young boys who love to go on adventures and hike at Wichita Mountain. She is excited to come full circle in her career and help women on their pregnancy journey and living their healthiest life.

Leslie Gauthier, B.S.,  R.T. (R)(M) – Mammography Tech

Diana Murray, RT R

Sandra Kelly, B.S., DMS

Jenny Flinn, B.S., DMS

Amie Conrady, B.A., RDMS