Local Doctors helping local people.
Meet Our Team
Trey Young, MD
Trey Young M.D. grew up in Huntsville, TX, and is a local physician caring for both adults and children in the primary care setting. Dr. Young graduated with honors from Texas A&M in Biomedical Engineering. He received his Medical Degree in 2017 from The University of Texas in Houston. Following Medical School, he stayed at UT Houston to complete a combined residency in Pediatrics and Internal Medicine. He is now a dual board-certified physician, and has been practicing in Huntsville since 2021. Dr. Young proudly serves on the Board of Directors for Huntsville Memorial Hospital.
Dr. Young is a proud father of three and understands firsthand the importance of compassionate, family-centered care. He’s passionate about serving and supporting families in his community.
Board Certified in Pediatrics and Internal Medicine
Gregory McKeever, MD
Gregory McKeever, M.D. grew up in Waxahachie, Texas and has been practicing medicine and proudly serving the Huntsville area since 1998. He received his undergraduate degree in Biomedical Science from Texas A&M University in 1990 and his Doctorate of Medicine from The University of Texas Health Sciences Center in San Antonio in 1995. After graduation, he went on to complete his residency training at The McLennan County Medical Education and Research Foundation in 1998 in Waco, Texas. He has greatly enjoyed caring for patients of all ages and looks forward to serving pediatric and adult patients in the Primary Care setting for years to come.
Board Certified in Family Medicine
Kerri Cravey, FNP
Kerri Cravey, APRN, FNP-BC, moved to Huntsville, Texas in 1998 with her husband and 3 children. She is a family nurse practitioner caring for children and adults in the primary care setting. Kerri graduated from Auburn University with a degree in Nursing in 1992 and received her master's in nursing/nurse practitioner from Prairie View A&M University in 2005. She has had the privilege of serving the Huntsville community since 2006 as a family nurse practitioner seeing patients throughout their lifespan. She is looking forward to continuing to care for newborns through senior adults.
Board Certified Family Nurse Practitioner
Julie Mabie, FNP
Julie Mabie is a board-certified Family Nurse Practitioner with over 10 years of experience in Burn Intensive Care. She now provides primary care for both children and adults, combining her critical care background with a focus on prevention, wellness, and individualized treatment. She earned her nursing degree from California State University, Bakersfield, and completed her master’s at the University of Texas at Arlington. Julie lives locally with her husband and son and is committed to delivering thoughtful, patient-centered care to the Huntsville community.
Board Certified Family Nurse Practitioner
Landon Garnett, FNP
Landon was born and raised in Midland, Texas, and is a graduate of Texas Tech University. He and his wife recently relocated to Huntsville to be closer to family. As a nurse practitioner, Landon finds great fulfillment in helping patients regain their health—whether through modern medicine or lifestyle changes, he believes a healthy life is truly achievable.
Outside of work, Landon enjoys watching football, tackling woodworking projects, and spending time outdoors working around the house. He is excited to call the Huntsville community home and looks forward to meeting and serving its residents.
Board Certified Family Nurse Practitioner
Ana Olvera-Torres, FNP
Ana Olvera-Torres is a board-certified Family Nurse Practitioner. She earned her Bachelor of Science in Nursing from The University of Texas at Arlington and spent twelve years practicing as a registered nurse at HCA Conroe, where she specialized in orthopedic/trauma care, cardiac care, and the intensive care unit.
She went on to complete her Master of Science in Nursing at The University of Texas at Arlington and is board certified by the American Association of Nurse Practitioners. Ana is dedicated to providing compassionate, patient-centered care and values building trusting relationships with her patients.
In her free time, Ana enjoys spending time with her husband and three children. She loves traveling and can often be found in the front row cheering on her kids at their sporting events.
Board Certified Family Nurse Practitioner
Melissa Sanchez, PA-C
Melissa Sanchez is a native Huntsville resident who has been providing medical care to the residents of Walker County since 2009. She graduated from Texas A&M University with a degree in Biomedical Science in 1997 and later attended The University of Texas Medical Branch at Galveston, where she earned her Master's in Physician Assistant Studies. She is certified by the National Commission on Certification of Physician Assistants (NCCPA). With over 15years' experience in family and internal medicine, Melissa is committed to cultivating meaningful, trust-based relationships with her patients, grounded in understanding and open communication. She strives to empower each patient with the knowledge and resources necessary for lasting health and well-being. In her free time, Melissa enjoys Texas live music and spending time with her family and friends. She is also actively engaged in her local church community.
Board Certified Physician Assistant
Terri Peerenboom, PMHNP-BC
Terri Peerenboom is a Board Certified Psychiatric Mental Health Nurse Practitioner with over 30 years of nursing experience. She holds a Master of Science in Nursing and a Master of Arts in Counseling, bringing a unique combination of clinical expertise and therapeutic skills to her practice.
She has dedicated the past 7 years to advanced practice nursing, specializing in caring for adults with mental health needs. With her extensive background in both clinical practice and nursing education, Terri brings a wealth of knowledge and compassionate care to her patients. She is committed to providing comprehensive mental health services and working collaboratively with patients to support their wellness journey.
Terri is a member of the American Nursing Association and Texas Nurse Practitioner Association. When not caring for patients, she enjoys spending time with her family, traveling, and outdoor activities
Board Certified Psychiatric Mental Health Nurse Practitioner
Join Genesis Medical Group, today.
“My family and I have been going to Dr. McKeever over 15 years! He is an absolutely wonderful Doctor. He’s very thorough, understanding, knowledgeable, and he listens! The new clinic has been amazing, with wonderful and friendly staff. We were in and out quickly, I’m grateful to this group who genuinely cares.”
“Dr Young takes his time with me, letting me ask ALL my questions. He was able to explain why I was having a symptom that nobody else could. Now, I’m on the right path to getting back to myself. If you want someone that cares, is thorough, has friendly support staff and is knowledgeable, you’ve found it with this group.
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“The staff at Genesis Medical Group were friendly and very knowledgeable. The wait room visit was short and the Doctor and Nurse Practitioners bedside manners were exceptional.”