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Meet Our Providers

Amanda Muir, MD

Dr. Muir earned a Doctorate of Medicine in 2007 from Wayne State University in Detroit, Michigan. In 2011, she completed a dual residency training program in both Internal Medicine and Pediatrics at Michigan State University.

Dr. Amanda Muir grew up in a small town in southeast Michigan. In 2002, she graduated Magna Cum Laude from Trinity International University in Chicago with a Bachelor of Arts in Biology/Pre-Medicine.
Dr. Muir is board-certified both in Internal Medicine and in Pediatrics. She is a member of the American College of Physicians and the American Academy of Pediatrics. Following residency, Dr. Muir practiced in a University based office and taught medicine at Michigan State University School of Medicine and Western Michigan University School of Medicine. In 2013, Dr. Muir relocated to Dallas with her fiancé. She loves taking care of patients of all ages and is passionate about educating and partnering with her patients to provide quality care. She is particularly enthusiastic about preventative healthcare.
Dr. Muir believes strongly that really listening to patients and communicating clearly are the keys to a good doctor-patient relationship and she practices this with every patient encounter.

 
Shane Hall, MD

Dr. C. Shane Hall grew up and graduated in nearby Van Alstyne, Texas. In 1999, he graduated Summa Cum Laude with a Bachelor of Arts in Biology from Austin College in Sherman, Texas. He obtained his Doctorate of Medicine from UT-Southwestern Medical School in Dallas in 2004. In 2007 he completed his residency at Waukesha Family Medicine Program in Wisconsin. He practiced in Austin and Frisco before moving on to FamilyWise.

Dr. Hall is board-certified in family medicine and has been recognized by Bridges to Excellence for quality of care in Diabetes Care, Cardiac Care, and Physician Office Systems. He is a member of the American Academy of Family Physician, Texas Medical Association, Texas Academy of Family Physicians, and the Collin-Fannin County Medical Society.

Dr. Hall is an avid sports fan of all 5 major Dallas sports and even finds time to play soccer and softball in local leagues. He is an active fundraiser and rider in the annual MS150 bicycling rally. He lives in McKinney and enjoys spending time with his wife and two-year old son.

Dr. Hall has a traditional vision of the family physician, feeling privileged to care for all ages from newborns to geriatrics. He feels the best family physicians are astute diagnosticians who are able to teach and explain medical findings to their patients. He is excited about joining FamilyWise and getting more involved in the community he has called home since 2009.

 
Wallace Sarver, DO, FAAFP
Advisory Board Member

Dr. Sarver received his medical degree from A.T. Still University in Kirksville, Missouri. He did two years of residency training in obstetrics and gynecologic surgery at Michigan State University (St. John-Detroit Riverview Hospital), and then went on to complete a family practice residency at WVSOM - Selby General Hospital, in Marietta, Ohio.

Dr. Sarver is board certified in family medicine and is also a Fellow of the American Academy of Family Physicians.

Dr. Sarver, his wife Michelle and their two sons reside in Allen . They enjoy outdoor activities and the arts.

 
Sara Folden, MD
Advisory Board Member

Dr. Sara Folden grew up in Fort Worth where she made her mark at Nolan Catholic High before moving on to an under graduate degree in Biology from St. Mary’s University in San Antonio. She was awarded her medical degree from University of Texas Science Center in Houston and broke up her residency with a year in surgery at the University of Massachusetts, a

year of family medicine at University of Oklahoma and an additional year of family medicine at John Peter Smith Hospital in Fort Worth, even squeezing in a year long break where she experienced Hawaii with her grandmother.

Dr. Folden feels especially blessed to be practicing family medicine where she’s able to care for patients of all ages and no two days are the same. She is an active member of the Rotary Club and Medical Director of the non-profit Snowball Express which provides hope and new memories for families of our fallen military heroes who’ve died on active duty since 9/11. In her spare time Dr. Folden enjoys reading, crocheting, baking and spending time with her family.

 
Lauren Dethlefs, PA-C

Lauren Dethlefs grew up in Southlake, Texas. She got her undergraduate degree in biology from Texas A&M University and became licensed as an EMT before going to PA school at the University of Texas Medical Branch in Galveston, Texas.

Currently she lives in Aubrey with her husband and 1 yr old son, Ethan. She enjoys teaching, reading, learning new things and being outside going on walks and playing with her family and 2 dogs. She loves the relationship part of medicine and really thrives on patient interaction and communication. She has been working in urgent care for the past 3 years and is excited about the new chapter in her career with joining FamilyWise Healthcare.

 
Kristin Sanders, PA-C

Kristin Sanders grew up in Crestview, FL. She got her undergraduate degree in biology from University of Texas at Dallas and worked as a physical therapy technician before going to PA school at Texas Tech University Health Sciences Center.

Currently she lives in Coppell with her husband. She enjoys crocheting, knitting, teaching, reading, learning new things and staying active with a fit and healthy lifestyle.. She has a history in orthopedics and urgent care but is looking forward to developing patient relationships and being able to provide continuity of care.